CN102700499A - Height adjustable safety belt device - Google Patents

Abstract

A height-adjustable safety belt device is suitable for being installed on a vehicle body and matched with a seat fixedly arranged on the vehicle body, and comprises a fixing unit, a safety belt, a first fastener and a second fastener which can move respectively and are sleeved on the safety belt, a first fastener seat and a second fastener seat, the fixing unit is positioned at one side of the seat and comprises a retractor, a lower anchoring piece and an upper penetrating groove, the safety belt can stretch out and draw back and penetrate the upper penetrating groove, and two ends of the safety belt are respectively connected with the retractor and the lower anchoring piece, the first buckle seat is fixedly arranged on the vehicle body and positioned on the other side of the seat and is used for detachably embedding and buckling the first buckle piece, the second fastener is positioned between the upper through groove and the first fastener, and the second fastener seat is arranged on the vehicle body sheet metal part and is lower than the upper through groove, so that the second fastener can be detachably embedded and fastened.

Description

Height-adjustable seat belt device

technical field

The invention relates to a safety belt device, in particular to a height-adjustable safety belt device.

Background technique

Article 51 of the current "Road Traffic Safety Law of the People's Republic of China" stipulates that when a motor vehicle is driving, the driver and passengers shall use seat belts in accordance with regulations, and motorcycle drivers and passengers shall wear safety helmets in accordance with regulations. However, the rear seat belts of general vehicles are mostly designed for ordinary adults to use. When children or people with shorter stature use the rear seat belts according to regulations, they often cause discomfort because the height of the seat belts is too high.

Referring to Fig. 1, a height-adjustable safety belt device 1 (China Taiwan No. 336590 patent case) is suitable for a safety belt 12 installed on a vehicle body 11, and has an elongated plate body 13, the The plate body 13 has two fixing grooves 131 located at two ends for engaging the safety belt 12 respectively, and several H-shaped notches 132 arranged at intervals for the safety belt 12 to be detached and engaged. The height of the safety belt 12 can be adjusted and lowered by the H-shaped slot 132, which can avoid the discomfort caused by the excessive height of the safety belt 12. In addition, even if the safety belt breaks away from the H-shaped slot 132, the safety belt 22 will still be stuck in the upper fixing groove 131, causing the position to be too low to be used by ordinary adults. The disadvantage of low application rate.

Referring to Fig. 2 and Fig. 3, another height-adjustable seat belt device 2 (China Taiwan No. M338785 patent case) is suitable for a seat belt 22 installed on a car body 21 and has an adjustment device 23 . The adjusting device 23 has a fixing base 231 fixed on the vehicle body 21 , and a limiting rod 232 which can slide up and down and is embedded in the fixing base 231 . The safety belt 22 can be inserted between the fixing seat 231 and the limiting rod 232 . The height of the seat belt 22 can be adjusted and lowered by the adjusting device 23, which can prevent the seat belt 22 from catching the neck of a shorter person. However, since the adjusting device 23 is fixedly arranged on the vehicle body 21, the The safety belt 22 cannot be disengaged from the adjusting device 23 , therefore, the safety belt 22 is not suitable for general adults because the position of the safety belt 22 is too low, and has the disadvantage that the applicability rate of users is not high.

Referring to FIG. 4 and FIG. 5 , another height-adjustable seat belt device 3 (China Taiwan Patent No. M319868 ) is suitable for a seat belt 31 and has an adjustment device 32 . The adjusting device 32 is suitable for being installed on one of a seat 33 and a car door 34 , and allows the safety belt 31 to be disengaged and engaged. The height of the safety belt 31 can be adjusted and lowered by the adjustment device 32, but the safety belt 31 is only clamped on the adjustment device 32, which has the disadvantage of poor fixation. In addition, when the adjustment device 32 is arranged on If the car door 34 is opened without first removing the safety belt 31 from the adjustment device 32 by the parents, the adjustment device 32 will instantly pull the safety belt 31 and cause injury to the child, which is safe to use. Poor disadvantages.

Contents of the invention

The object of the present invention is to provide a safety belt device with adjustable height of the safety belt which improves the fixability and user adaptability.

The height-adjustable safety belt device of the present invention is suitable for being installed on a vehicle body and used in cooperation with a seat fixed on the vehicle body, and includes a fixing unit, a safety belt, a first buckle, a first Buckle seat, a second fastener, and a second buckle seat. The fixing unit is located on one side of the seat, and includes a retractor fixed on the vehicle body, an upper through slot arranged on the vehicle body and higher than the seat, and a fixed on the vehicle body And lower than the lower anchor of the upper through the groove. The safety belt can be stretched and stretched through the upper slot, and the two ends are respectively connected to the retractor and the lower anchor. The first buckle can be moved and sleeved on the safety belt. The first buckle seat is fixed on the vehicle body and is located on the other side of the seat, for the first buckle to be detachably embedded. The second buckle can move and is sleeved on the safety belt and is located between the upper slot and the first buckle. The second buckle seat is arranged on the vehicle body sheet metal part, and is lower than the upper through groove and higher than the lower anchor piece and the first buckle seat, so that the second buckle can be detachably embedded and buckled.

The height-adjustable safety belt device of the present invention is also suitable for cooperating with a side back pad fixed on the vehicle body and located on one side of the seat, and the second buckle seat is exposed to the side back pad.

The height-adjustable safety belt device of the present invention also includes a flexible webbing that passes through the side back pad and installs the second buckle seat on the vehicle body sheet metal part, and the side back pad has a The accommodating slot for the second buckle seat.

The height-adjustable safety belt device of the present invention also includes a seat that installs the second buckle seat on the vehicle body sheet metal and is located in the side back pad, and the seat has a seat that is fixed on the vehicle body A fixing part of the body sheet metal part, a sliding part capable of sliding and extending through the fixing part, and an elastic component elastically resisting the fixing part and the sliding part, and the second buckle seat is fixed on the sliding part.

The height-adjustable safety belt device of the present invention also includes a seat that installs the second buckle seat on the vehicle body sheet metal and is located in the side back pad, and the seat has a seat that is fixed on the vehicle body The fixing part of the body sheet metal part, and a pivoting part pivotally connected to the fixing part, the second buckle seat is fixed on the pivoting part, and the side back pad has an accommodation for the second buckle seat groove.

The height-adjustable safety belt device of the present invention also includes a carrier for installing the second buckle seat on the vehicle body sheet metal part, and the carrier seat has a fixing part fixed on the vehicle body sheet metal part , and a sliding piece that can slide up and down and can select a height and is embedded in the fixing piece, and the second buckle is fixed on the sliding piece.

In the height-adjustable seat belt device of the present invention, the first buckle has a first insertion piece, the first insertion piece has a first button hole, and the first buckle seat has a A matching first socket, and a first button body that can move through the first button hole and buckle the first insert in the first socket, and the second fastener has a second Inserting sheet, the second inserting sheet has a second button hole, the second button seat has a second insertion hole matched with the second inserting sheet, and a movable and passed through the second button hole and The second insertion piece is buckled in the second button body of the second insertion hole.

In the height-adjustable safety belt device of the present invention, the width of the first insertion hole is smaller than the width of the second insertion piece, and the width of the second button body is larger than the width of the first button hole.

In the height-adjustable safety belt device of the present invention, the width of the first button body is greater than the width of the second button hole, and the width of the second insertion hole is smaller than the width of the first insertion piece.

In the height-adjustable safety belt device of the present invention, the first buckle and the first buckle seat adopt a first color matching, and the second buckle and the second buckle seat use a third color different from the first color matching. Two colors.

The beneficial effect of the present invention is that: the adjusted height of the safety belt can be fixed by the second buckle matched with the second buckle seat, and the second buckle can be released by the second buckle when not in use. The second buckle seat is disassembled, which does not hinder the use of ordinary adults.

Description of drawings

Fig. 1 is a schematic diagram of the use of the Taiwan No. 336590 patent case;

Figure 2 is a schematic diagram of the use of the Taiwan Patent No. M338785;

Figure 3 is a schematic diagram of the use of the Taiwan Patent No. M338785;

Figure 4 is a schematic diagram of the use of the Taiwan Patent No. M319868;

FIG. 5 is a schematic diagram of the use of Taiwan Patent No. M319868;

Fig. 6 is a schematic diagram of the use of the first preferred embodiment of the height-adjustable safety belt device of the present invention;

Figure 7 is an exploded schematic view of the first preferred embodiment;

Figure 8(a) is a schematic diagram of the first fool-proof design of the first preferred embodiment, illustrating that the second fastener of the first preferred embodiment cannot be fastened with a first buckle seat;

Figure 8(b) is a schematic diagram of the first fool-proof design of the first preferred embodiment, illustrating that the first fastener of the first preferred embodiment cannot be fastened with a second buckle seat;

Fig. 9(a) is a schematic diagram of the second fool-proof design of the first preferred embodiment, illustrating that the second fastener of the first preferred embodiment cannot be fastened with the first buckle seat;

Figure 9(b) is a schematic diagram of the second fool-proof design of the first preferred embodiment, illustrating that the first fastener and the second buckle seat of the first preferred embodiment cannot be fastened together;

Fig. 10 is an exploded schematic diagram of a second preferred embodiment of the height-adjustable safety belt device of the present invention;

Fig. 11 is the use schematic diagram of this second preferred embodiment;

Figure 12 is a schematic view of the second preferred embodiment;

Fig. 13 is a schematic diagram of the use of the third preferred embodiment of the height-adjustable safety belt device of the present invention;

Fig. 14 is a schematic diagram of the use of the third preferred embodiment;

Fig. 15 is a schematic diagram of the use of the fourth preferred embodiment of the height-adjustable safety belt device of the present invention;

Figure 16 is a schematic diagram of the use of the fourth preferred embodiment;

Fig. 17 is a schematic diagram of the use of the fifth preferred embodiment of the height-adjustable safety belt device of the present invention; and

Fig. 18 is a side view of the second buckle and a carrier of the fifth preferred embodiment.

Detailed ways

The present invention will be described in detail below with reference to the drawings and embodiments. It should be noted that in the following description, similar components are denoted by the same numbers.

Referring to Fig. 6, Fig. 7 and Fig. 8, the first preferred embodiment of the height-adjustable safety belt device of the present invention is suitable for being installed on a car body 41 and cooperating with a seat fixed on the car body 41 respectively. 42 is used with a side back pad 43 positioned on one side of the seat 42, and includes a fixing unit 5, a safety belt 6, a first buckle 71, a first buckle seat 72, a second buckle 81 And a second button seat 82.

The fixing unit 5 is located on one side of the seat 42, and includes a retractor 51 fixed on the vehicle body 41, an upper through groove 52 arranged on the vehicle body 41 and higher than the seat 42, And a lower anchor 53 fixed on the vehicle body 41 and lower than the upper through groove 52 .

The safety belt 6 is stretchable and stretches through the upper slot 52 and its two ends are respectively connected to the retractor 51 and the lower anchor 53 .

The first buckle 71 is movable and sleeved on the safety belt 6 , and has a first insertion piece 711 . The first insertion piece 711 has a first button hole 712 . The width of the first insertion piece 711 is W1, and the width of the first button hole 712 is D1.

The first buckle seat 72 is fixed on the vehicle body 41 and is located on the other side of the seat 42, for the first buckle 71 to be detachably embedded, and has a a first insertion hole 721 , and a first button body 722 that can move through the first button hole 712 and buckle the first insertion piece 711 in the first insertion hole 721 . The width of the first insertion hole 721 is w1, which is substantially equal to the width W1 of the first insertion piece 711 . The width of the first button body 722 is d1, which is substantially equal to the width D1 of the first button hole 712 . "Substantially equal" here covers situations where there is a slight tolerance but still works effectively.

The second buckle 81 is movable and sleeved on the safety belt 6 and located between the upper through slot 52 and the first buckle 71 . The second buckle 81 has a second insertion piece 811 . The second insertion piece 811 has a second button hole 812 . The width of the second insertion piece 811 is W2, and the width of the second button hole 812 is D2.

The second buckle seat 82 is fixedly arranged on the sheet metal part of the vehicle body 41 by a rigid bracket and is exposed to the side back pad 43. The position of the second buckle seat 82 is lower than the upper penetration groove 52 and higher than the lower anchor. The fixed part 53 and the first buckle seat 71 . The second buckle seat 82 is for the second buckle 81 to be detachably embedded, and has a second insertion hole 821 matched with the second insertion piece 811, and a second insertion hole 821 that can move and pass through the second The button hole 812 and the second insertion piece 811 are embedded in the second button body 822 of the second insertion hole 821 . The width of the second insertion hole 821 is w2, substantially equal to the width W2 of the second insertion piece 811 , and the width of the second button body 822 is d2, substantially equal to the width D2 of the second button hole 812 . "Substantially equal" here covers situations where there is a slight tolerance but still works effectively.

When it is used by ordinary adults, it is sufficient to embed the first buckle 71 in the first buckle seat 72, and the safety belt 6 is still linearly extended from the upper through groove 52 to the first buckle seat 72 without being lowered in height. .

When used by a person with a short stature, the second buckle 81 is further embedded in the second buckle seat 82 to adjust and lower the height of the safety belt 6 .

Referring to FIG. 8 and FIG. 9 , in order to prevent the user from using the first fastener 71 , the first socket 72 , the second fastener 81 and the second socket 82 mixedly, this embodiment also adopts a fool-proof design.

Figure 8(a) and Figure 8(b) are the first fool-proof design of this embodiment, wherein the width w1 of the first insertion hole 721 is smaller than the width W2 of the second insertion piece 811, so that the second buckle Part 81 cannot be inserted into the first button seat 72, and the width d2 of the second button body 822 is greater than the width D1 of the first button hole 712, so that the first button part 71 cannot be inserted into the second button seat 82. At this time, no matter whether the user first buckles the first buckle seat 72 or the second buckle seat 82, the purpose of the fool-proof design can be achieved.

Figure 9(a) and Figure 9(b) are the second fool-proof design of this embodiment, wherein the width d1 of the first button body 722 is greater than the width D2 of the second button hole 812, so that the second button The piece 81 cannot be buckled after being inserted into the first buckle seat 72, and the width w2 of the second insertion hole 821 is smaller than the width W1 of the first insertion piece 711, so that the first buckle 71 cannot be inserted into the second buckle Seat 82, at this time, no matter whether the user first buckles the first buckle seat 72 or the second buckle seat 82, the purpose of the fool-proof design can be achieved.

In addition to the above two tactile fool-proof designs, the present invention can also adopt a visual fool-proof design. For example, the first fastener 71 and the first buckle seat 72 adopt the first color matching, and the second fastener 81 And the second button seat 82 adopts a second color matching different from the first color matching.

Through the above description, the advantages of the present invention can be summarized as follows:

1. Since the second fastener 81 of the present invention is embedded in the second button body 822 of the second button seat 82 by using the second insertion hole 821 of the second insertion piece 811, the bonding strength is better and the fixing is improved. sex.

2. The second buckle 81 of the present invention can be disassembled and embedded in the second buckle seat 82. In addition to reducing the height of the seat belt 6 and improving the comfort when the person is shorter in height, the safety belt When the belt 6 is used by ordinary adults, the second buckle 81 and the second buckle seat 82 can also be untied, so that the safety belt 6 can return to its original height, which has a high applicability rate for users.

3. The second buckle seat 82 of the present invention is fixedly arranged on the sheet metal part of the vehicle body 41, so that the safety belt 6 will not be accidentally pulled due to opening the vehicle door, thereby increasing the safety of use.

4. The present invention is also equipped with a fool-proof design, which can prevent users from mixing the first fastener 71 , the first buckle seat 72 , the second fastener 81 and the second buckle seat 82 , improving the convenience of operation.

Referring to Fig. 10, Fig. 11 and Fig. 12, the second preferred embodiment of the height-adjustable seat belt device of the present invention is substantially the same as the first preferred embodiment, the difference is that the second The preferred embodiment also includes a flexible ribbon 80 extending through the side back pad 43 and installing the second buckle seat 82 on the sheet metal part of the vehicle body 41 . The side back pad 43 has a receiving groove 431 for receiving the second buckle seat 82 .

When a common adult rides the seat 42 , the webbing 80 can be bent and the second buckle 82 can be stored in the receiving groove 431 of the side back pad 43 (as shown in FIG. 11 ), so as to increase the riding comfort.

When the person with a shorter height uses it, the second buckle seat 82 can be taken out from the accommodating groove 431, so that the second buckle seat 82 is exposed to the side back pad 43 (as shown in FIG. 12 ), and further the The second buckle 81 is embedded in the second buckle seat 82 to adjust and lower the height of the safety belt 6 .

In this way, in addition to achieving the same purpose and effect as the above-mentioned first preferred embodiment, the second preferred embodiment also cooperates with the webbing 80 by the accommodating groove 431 to increase the comfort of ordinary adults when riding. comfort.

Referring to Fig. 13 and Fig. 14, the third preferred embodiment of the height-adjustable safety belt device of the present invention is substantially the same as the first preferred embodiment, the difference is that the third preferred embodiment It also includes a seat 9 that installs the second buckle seat 82 on the sheet metal part of the vehicle body 41 and is located in the side back pad 43 .

The carrier 9 has a fixing part 91 fixed on the sheet metal part of the vehicle body 41, a sliding part 92 that can slide and extend through the fixing part, and a sliding part that bounces against the fixing part 91 and the sliding part 92. The elastic component 93, in this embodiment, the elastic component 93 is a compression spring.

The second buckle seat 82 is fixed on the sliding member 92 .

When a general adult rides the seat 42, because the height is relatively high, the back will cover the second buckle seat 82, and the sliding member 92 will be linked by leaning against the second buckle seat 82 when sitting backward. The elastic component 93 is compressed so that the second buckle seat 82 is accommodated in the side back pad 43 (as shown in FIG. 13 ), which increases the riding comfort.

When used by a shorter person, the elastic component 93 will push against the second buckle seat 82, and make the second buckle seat 82 exposed to the side back pad 43 (as shown in Figure 14), thereby increasing the second buckle seat 82. The recognition degree of the buckle 82, the user can easily find the second buckle 82, and further insert the second buckle 81 (not shown) in the second buckle 82 to adjust and reduce the safety. with a height of 6 (not shown).

Like this, except that this third preferred embodiment can achieve the same purpose and effect as the above-mentioned first preferred embodiment, it also increases the comfort of ordinary adults when riding and the riding of shorter people by means of the carrier seat 9. Fastener identification at the time.

Referring to Fig. 15 and Fig. 16, the fourth preferred embodiment of the height-adjustable safety belt device of the present invention is substantially the same as the first preferred embodiment, the difference is that the fourth preferred embodiment It also includes a seat 9 that installs the second buckle seat 82 on the sheet metal part of the vehicle body 41 and is located in the side back pad 43 . The side back pad 43 has a receiving groove 431 .

The carrier 9 has a fixing part 91 fixed on the sheet metal part of the vehicle body 41 , and a pivoting part 94 pivotally connected to the fixing part 91 and used for fixing the second buckle 82 .

When an ordinary adult rides the seat 42, the second buckle seat 82 is accommodated in the accommodating groove 431 of the side back pad 43 by rotating the pivoting member 94 (as shown in FIG. 15 ), which can increase the ride comfort.

When used by a person with a short stature, the second buckle seat 82 is exposed to the side back pad 43 (as shown in FIG. 16 ) by rotating the pivoting member 94, so that the user can easily find the second buckle Seat 82, and the second buckle 81 (not shown) is embedded in the second buckle seat 82, the height of the safety belt 6 (not shown) can be adjusted and lowered.

Like this, except that this fourth preferred embodiment can achieve the same purpose and effect as the above-mentioned first preferred embodiment, it also increases the comfort of ordinary adults when riding and the riding of shorter people by means of the carrier seat 9. Fastener identification at the time.

Referring to Fig. 17 and Fig. 18, the fifth preferred embodiment of the height-adjustable safety belt device of the present invention is substantially the same as the first preferred embodiment, the difference is that the fifth preferred embodiment It also includes a carrier 9 for installing the second buckle 82 on the sheet metal part of the vehicle body 41 .

The carrier 9 has a fixing part 91 fixed on the sheet metal part of the vehicle body 41 , and a sliding part 92 which can slide up and down and select a height and is embedded in the fixing part 91 . The second buckle seat 82 is fixed on the sliding member 92 .

The fixing member 91 has a plurality of locking holes 911 , the sliding member 92 has a locking pin 921 corresponding to the locking holes 911 , and an operating button 922 that drives the locking pin 921 to disengage from the locking hole 911 . Because the carrier 9 is a conventional structure and not a technical feature of the present invention, the detailed structure can refer to the disclosure of Japanese Patent Application Laid-Open No. 2010-208466 as an example, so it will not be described in detail here.

In this way, in addition to achieving the same purpose and effect as the first preferred embodiment, the fifth preferred embodiment further adjusts the height of the safety belt 6 by means of the sliding member 92 .

In general, by cooperating with the second buckle 81 and the second buckle seat 82, not only can the height of the safety belt 6 be adjusted, but also the fixation and safety of use can be increased, and the applicability and operation of the user can be improved. Convenience, so can really reach the purpose of the present invention.

Claims (10)

1. a height adjustable seat belt apparatus is applicable to be installed in a car body and to cooperate a seat that is fixedly arranged on this car body to use, and it is characterized in that comprising:

A fixed cell is positioned at a side of this seat, and comprises that one is fixedly arranged on the taking-up device of this car body, a uppper perforating slot that is arranged at this car body and is higher than this seat, and a following anchor log that is fixedly arranged on this car body and is lower than this uppper perforating slot;

, a safety strap, flexible also is extended through this uppper perforating slot and two ends are connected to this taking-up device and this time anchor log;

One first fastener can be movable and be sheathed on this safety strap;

One first Button Block is fixedly arranged on this car body and is positioned at the opposite side of this seat, supplies this first fastener can be disassembled the ground buckle;

One second fastener, can be movable and be sheathed on this safety strap and be positioned at this uppper perforating slot and this first fastener between; And

One second Button Block is arranged at this car body sheet metal component, and is lower than this uppper perforating slot and is higher than this time anchor log and this first Button Block, supplies this second fastener can be disassembled the ground buckle.

2. height adjustable seat belt apparatus according to claim 1; It is characterized in that: this height adjustable seat belt apparatus also is applicable to the side back of the body pad that cooperates to be fixedly arranged on this car body and to be positioned at a side of this seat, and this second Button Block exposes to this side back of the body pad.

3. height adjustable seat belt apparatus according to claim 2; It is characterized in that: this height adjustable seat belt apparatus also comprises one and is extended through this side back of the body pad and this second Button Block is installed on the flexible ribbon of this car body sheet metal component, and this side back of the body spacer has a storage tank that supplies this second Button Block to take in.

4. height adjustable seat belt apparatus according to claim 2; It is characterized in that: this height adjustable seat belt apparatus also comprises a seat that carries that this second Button Block is installed on this car body sheet metal component and is arranged in this side back of the body pad; Seat had one and was fixedly arranged on the connecting element of this car body sheet metal component, the sliding part that can slide and be extended through this connecting element this year; And one butted in the elastic parts of this connecting element and this sliding part, and this second Button Block is fixedly arranged on this sliding part.

5. height adjustable seat belt apparatus according to claim 2; It is characterized in that: this height adjustable seat belt apparatus also comprises a seat that carries that this second Button Block is installed on this car body sheet metal component and is arranged in this side back of the body pad; This year, seat had a connecting element that is fixedly arranged on this car body sheet metal component; And a pivotal part that is articulated in this connecting element, this second Button Block is fixedly arranged on this pivotal part, and this side back of the body spacer has a storage tank that supplies this second Button Block to take in.

6. height adjustable seat belt apparatus according to claim 1; It is characterized in that: this height adjustable seat belt apparatus also comprises a seat that carries that this second Button Block is installed on this car body sheet metal component; This year, seat had a connecting element that is fixedly arranged on this car body sheet metal component; And the sliding part that can slide up and down and can select height and be embedded at this connecting element, this second Button Block is fixedly arranged on this sliding part.

7. height adjustable seat belt apparatus according to claim 1; It is characterized in that: this first fastener has one first inserted sheet; This first inserted sheet has one first button hole; This first Button Block has first jack that matches with this first inserted sheet; And an ability activity and be arranged in this first button hole and with this first inserted sheet buckle in first button of this first jack, this second fastener has one second inserted sheet, this second inserted sheet has one second button hole; This second Button Block has second jack that matches with this second inserted sheet, and an ability activity and be arranged in this second button hole and with this second inserted sheet buckle in second button of this second jack.

8. height adjustable seat belt apparatus according to claim 7 is characterized in that: the width of this first jack is less than the width of this second inserted sheet, and the width of this second button is greater than the width of this first button hole.

9. height adjustable seat belt apparatus according to claim 7 is characterized in that: the width of this first button is greater than the width of this second button hole, and the width of this second jack is less than the width of this first inserted sheet.

10. according to each described height adjustable seat belt apparatus in the claim 1 to 9; It is characterized in that: this first fastener and this first Button Block adopt first kind of color matching, and this second fastener and this second Button Block adopt the second kind of color matching that is different from this first kind of color matching.

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