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WO2009066492A1 - Courroie à rainures en forme de v - Google Patents

Courroie à rainures en forme de v Download PDF

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Publication number
WO2009066492A1
WO2009066492A1 PCT/JP2008/064673 JP2008064673W WO2009066492A1 WO 2009066492 A1 WO2009066492 A1 WO 2009066492A1 JP 2008064673 W JP2008064673 W JP 2008064673W WO 2009066492 A1 WO2009066492 A1 WO 2009066492A1
Authority
WO
WIPO (PCT)
Prior art keywords
belt
core wires
ribbed belt
elastic modulus
ribbed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2008/064673
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English (en)
Inventor
Hideaki Kawahara
Atsuya Taniguchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bando Chemical Industries Ltd
Original Assignee
Bando Chemical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bando Chemical Industries Ltd filed Critical Bando Chemical Industries Ltd
Publication of WO2009066492A1 publication Critical patent/WO2009066492A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G5/00—V-belts, i.e. belts of tapered cross-section
    • F16G5/20—V-belts, i.e. belts of tapered cross-section with a contact surface of special shape, e.g. toothed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G5/00—V-belts, i.e. belts of tapered cross-section
    • F16G5/04—V-belts, i.e. belts of tapered cross-section made of rubber
    • F16G5/06—V-belts, i.e. belts of tapered cross-section made of rubber with reinforcement bonded by the rubber
    • F16G5/08—V-belts, i.e. belts of tapered cross-section made of rubber with reinforcement bonded by the rubber with textile reinforcement

Definitions

  • the present invention relates to a V-ribbed belt and more specifically a V-ribbed belt that has a belt body made by a rubber composition and core wires embedded in the belt body in a longitudinal direction of the belt.
  • transmission belts are widely used, and recently there is a demand for high load transmission of synchronous belts, V-belts or V-ribbed belts designed for automobiles or general industries.
  • a transmission belt is required to have an appropriate stretchability (elasticity), and for this, the body portion is usually made of a rubber composition.
  • a belt having a tensile resistant member called as core wires embedded in a belt body is widely used.
  • a belt which includes a belt body having a compression rubber layer with plural ribs formed thereon in a longitudinal direction of the belt (hereinafter referred as a belt longitudinal direction) for friction transmission to a pulley, an adhesive rubber layer laminated onto the compression rubber layer and core wires embedded in the adhesive rubber layer or between the adhesive rubber layer and the compression rubber layer, is widely used.
  • This V-ribbed belt is generally wound around plural shafts when in use, and is mounted to a device or the like while being wound around grooved pulleys provided on the respective shafts.
  • a V-ribbed belt is wound around plural pulleys for driving accessories of the automobile, such as an alternator pulley, an air conditioner pulley, a power steering pulley and a water pump pulley, and transmits driving power to these pulleys from a crankshaft pulley.
  • the V-ribbed belt When the V-ribbed belt is used in a layout of fixed shafts while being wound around these plural grooved pulleys, it is conventional that the V-ribbed belt as used has a circumferential length longer than the distance along which the belt is wound between the shafts and is subjected to a tensile force by an auto-tensioner after being wound between the shafts (cf. Patent Document l).
  • an auto-tensioner Alternative to the above arrangement employing the auto-tensioner, there is another arrangement conventionally employed, in which a V-ribbed belt has a high stretchability and a circumference length slightly shorter than the distance along which the belt is wound between the shafts, and is stretched by a jig and then mounted between the shafts, which is called, such as snap-on mounting.
  • a V-ribbed belt has a high stretchability and a circumference length slightly shorter than the distance along which the belt is wound between the shafts, and is stretched by a jig and then mounted between the shafts, which
  • a V-ribbed belt capable of being served to this snap-on mounting method is also called as an elastic-type belt.
  • This type of belt does not need an auto-tensioner, therefore contributes to reduction of machine costs, is excellent in mounting and dismounting operability, and thus is widely used in these days.
  • Patent Document 2 describes that the necessity to use an auto-tensioner can be omitted by using a V-ribbed belt having a low tensile elastic modulus.
  • a transmission belt is generally required to reduce noises caused during the operation, and especially, a strong demand exists for a V-ribbed belt for an automobile to reduce noises during belt driving as a counter-measure for noise when in driving the automobile. It is known that a V-ribbed belt causes unusual noises when the shafts around which the belt is wound are misaligned to each other.
  • misalignment noise noises due to misalignment due to misalignment
  • misalignment noise noises due to misalignment
  • a conventional V-ribbed belt has a problem in that it is difficult to suppress occurrence of misalignment noise while improving the mounting operability.
  • Patent Document l Japanese Patent Application Laid-open No. Her 5- 164206
  • Patent Document 2 Japanese Patent Application Laid-open No. Sho-63- 195447
  • a V-ribbed belt having a belt body made of a rubber composition and core wires embedded in the belt body in the belt longitudinal direction, characterized in that the V-ribbed belt has a tensile elastic modulus in a range greater than 200 N/% and below 350 N/% per 1 cm of belt width in the belt longitudinal direction.
  • FIG. 1 is a cross sectional perspective view of a V-ribbed belt of one embodiment of the present invention.
  • FIG. 2 is a cross sectional view illustrating the size of each element of the V-ribbed belt.
  • FIG. 3 is a schematic view illustrating a method for evaluation of misalignment noise.
  • a V-ribbed belt of this embodiment has a belt body formed into an endless shape, and core wires embedded in the belt body in the belt longitudinal (circumferential) direction.
  • the V-ribbed belt of this embodiment is formed to have a tensile elastic modulus in a range greater than 200 N/% and below 350 N/% per 1 cm of belt width in the belt longitudinal direction.
  • the tensile elastic modulus in the belt longitudinal direction can be determined by carrying out a tensile test, following the standard of Society of Automotive Engineers of Japan (JASO) "E109-94, Automotive V-ribbed belts".
  • a V-ribbed belt is held for 24 hours at a temperature of 23 ⁇ 2 0 C and a relative humidity of 50 ⁇ 5 %, and cut into a strip-shaped specimen having a length of 400 mm in the belt longitudinal direction.
  • a tensile test is conducted by using this strip-shaped specimen to investigate the relationship between stretch (%) of the belt and load (N) required for causing this stretch.
  • the measured result for the range of the stretch from 1 % to 10 % is linearly regressed by the least square method to determine the inclination of the straight line.
  • the tensile elastic modulus (N/%) can be determined.
  • the relationship between the stretch and the load can be determined through a step including: marking two lines on the strip-shaped specimen around a center portion thereof at 100 mm distance away from each other in the longitudinal direction of the specimen; gripping the specimen by two chucks located at 200 mm away from each other with an area of the specimen between the marks being positioned substantially at the center between the marked lines! carrying out a tensile test at a tensile rate of 50 ⁇ 5 mm/min; and measuring a load applied between the chucks every time the distance between the marked lines is stretched 1 mm (1%).
  • the obtained tensile elastic modulus (N/%) of the V-ribbed belt is divided by the belt width (cm), and thereby the tensile elastic modulus per 1 cm of belt width can be determined.
  • the V-ribbed belt of this embodiment is designed to have a tensile elastic modulus in a range greater than 200 N/% and below 350 N/% per 1 cm of belt width in the belt longitudinal direction, for the reason that, when this tensile elastic modulus is 200 N/% or below, misalignment noise may not be satisfactorily suppressed, and when this tensile elastic modulus is 350 N/% or greater, a great force is required to stretch the V-ribbed belt, which makes it hard to carry out mounting and dismounting operations of the belt for the plural shafts.
  • FIG. 1 illustrates a cross sectional perspective view of the V-ribbed belt.
  • the V-ribbed belt of this embodiment has a three-layer structure of a compression rubber layer 10, an adhesive rubber layer 20 and a cover rubber layer 30 laminated in this order from the inner circumferential surface to the outer circumferential surface, of the belt.
  • the core wires 40 are embedded in the adhesive rubber layer 20 of the belt body 1.
  • the compression rubber layer 10 of the V-ribbed belt of FIG. 1 is formed with two grooves 11 continuously extending in the belt longitudinal direction and each having a substantially V-shaped cross section so as to have three ribs 12 extending in the belt longitudinal direction and separated from each other by the grooves 11.
  • These ribs 12 each are formed to have a width gradually reduced towards the inner circumferential surface and have a substantially isosceles trapezoidal cross section.
  • This compression rubber layer 10 is made of a rubber composition.
  • this compression rubber layer 10 may be made of a rubber composition used for a conventional transmission belt, such as a resin composition that contains a reinforcing agent, such as a base rubber, a vulcanizing agent, a cross linking auxiliary agent, short fibers, inorganic particles and resin particles.
  • a resin composition that contains a reinforcing agent, such as a base rubber, a vulcanizing agent, a cross linking auxiliary agent, short fibers, inorganic particles and resin particles.
  • the base rubber examples include a natural rubber, a polyisoprene rubber, an epoxidized natural rubber, a styrene-butadiene copolymer rubber, a polybutadiene rubber, an acrylonitrile-butadiene copolymer rubber, a hydrogenated acrylonitrile-butadiene copolymer rubber, an ethylene - ⁇ -olefin rubber, a butyl rubber, chlorosulfonated polyethylene, alkylated chlorosulfonated polyethylene, chlorinated polyethylene, or a mixture thereof.
  • a V-ribbed belt can be imparted with an excellent heat resistance and an excellent cold resistance.
  • sulfur or organic peroxide may be used as the vulcanizing agent.
  • organic peroxide examples include di-t-butylperoxide, dicumylperoxide, t-butylcumylperoxide, 1, 1 -t-butylperoxy-3, 3,5-trimethylcyclohexane, 2, 5 ⁇ dimethyl-2,5 - di(t-butylperoxy)hexane,
  • thiazole, thiuram or sulfonamide type may be used as the vulcanization accelerator.
  • the thiazole-type vulcanization accelerator include 2-mercaptobenzothiazole, 2-mercaptothiazoline, dibenzothiazyl disulfide, and zinc salt of 2-mercaptobenzothiazole.
  • the thiura ⁇ rtype vulcanization accelerator include tetramethylthiuram monosulfide, tetramethylthiuram disulfide, tetraethylthiuram disulfide, and N,N'-dimethyl-N,N'-diphenylthiuram disulfide.
  • the sulfonamide -type vulcanization accelerator include N-cyclohexyl-2-benzothiazolesulfenamide, and N,N'-cyclohexyl-2-benzothiazolesulfenamide.
  • Examples of the other type vulcanization accelerator include bismaleimide and ethylenethiourea.
  • vulcanization accelerators may be used alone or in combination of two or more types.
  • cross linking auxiliary agent examples include triallylcyanurate, triallylisocyanurate, 1,2-polybutadiene, a metallic salt of an unsaturated carboxylic acid, oxime, guanidine, trimethylolpropane trimethacrylate, ethylene glycol dimethacrylate, N,N'-m-phenylenebismaleimide, and sulfur.
  • short fibers examples include polyester fibers, polyvinyl alcohol fibers, polyamide fibers, cotton fibers, silk fibers, linen fibers, wool fibers, cellulose fibers, aromatic polyamide fibers, wholly aromatic polyester fibers, poly(para-phenylenebenzobisoxazole) fibers, carbon fibers, polyketone fibers, and basaltic fibers.
  • the amount of polyamide short fibers contained in the rubber composition is preferably 30 wt. % or lower.
  • examples of the inorganic particles include graphite, molybdenum disulfide, mica, talc, antimony trioxide, molybdenum diselenide, and tungsten disulfide.
  • examples of the resin particles include fine particles of polyterafluoroethylene (PTFE), ultra high molecular weight polyethylene resin, cross-linked acrylic resin or cross-linked rubber.
  • the term of the "ultra high molecular weight polyethylene” is intended to be a polyethylene material, in which the melt flow rate of the polyethylene material cannot be measured according to JIS K 7210, and even when the melt mass-flow rate (MFR) of the polyethylene material is measured at 190 0 C and 21.6 kg load, the measured value becomes less than 0.1 g/10 min.
  • the aforesaid rubber composition may be appropriately mixed with carbon black, plasticizer, age resistor, or processing material.
  • the adhesive rubber layer 20, the cover rubber layer 30, etc. may be made of the same rubber composition as the rubber composition used in making the aforesaid compression rubber layer.
  • the adhesive rubber layer 20 may be made of the materials of the above-exemplified rubber composition excluding the short fibers.
  • the cover rubber layer 30 may be formed by lining cloth or the like with the above-exemplified rubber composition.
  • the core wires 40 it is preferable to use materials having a low stretching elastic modulus among those conventionally used as core wires, and preferable to use polyamide fibers, for the reason that the tensile elastic modulus can be easily adjusted into a range greater than 200 N/% and below 350 N/% per 1 cm of belt width in the belt longitudinal direction of the V-ribbed belt.
  • This tensile elastic modulus can be measured by the method according to, for example, JIS L1013.
  • fibers having a low stretching elastic modulus such as polyamide fibers and fibers having a stretching elastic modulus higher than the aforesaid fiber having a low stretching elastic modulus
  • the tensile elastic modulus per 1 cm of belt width of a V-ribbed belt can be more easily adjusted into the above range.
  • polyester fibers are preferable for the reason that they are widely used for V-ribbed belts and therefore fibers having desirable characteristics can be easily obtained.
  • a method for forming core wires by using both fibers having a low stretching elastic modulus and fibers having a high stretching elastic modulus is not limited to a specific method, it is possible to employ a method in which intermediate yarns unified according to the stretching elastic modulus obtained by such a method in which a yarn formed of plural fibers having a low stretching elastic modulus is twisted with a yarn formed of plural fibers having a high stretching elastic modulus, thereby forming each intermediate yarn, and these intermediate yarns are interlaced with each other, or to employ a method in which plural yarns, each being formed by twisting plural fibers having different stretching elastic moduli, are twisted together. [0030]
  • the stretching elastic modulus of core wires can be easily adjusted according to the combination of these intermediate yarns, and the tensile elastic modulus per 1 cm of belt width in the belt longitudinal direction of a V-ribbed belt can be more easily adjusted into the range greater than 200 N% and below 350 N/%.
  • the core wires are used preferably after they are predipped in isocyanate for surface treatment, and then coated with solution prepared by dissolving chlorosulfonated polyethylene by solvent, and then coated with chlorosulfonated polyethylene by drying the solution.
  • the rubber composition which contains an ethylene- ⁇ -olef ⁇ n rubber, has a low adhesiveness to other members and easy to cause a so-called pop-out of core wires in a V-ribbed belt.
  • the core wires which have been subjected to surface treatment by isocyanate and then coated with chlorosulfonated polyethylene, it is possible to suppress occurrence of the pop-out.
  • the belt body is made of a rubber composition containing an ethylene - ⁇ -olefin rubber and the core wires are embedded in the belt body after they are subjected to surface treatment and then coated with chlorosulfonated polyethylene, it is possible to suppress occurrence of pop-out while imparting the V-ribbed belt with an excellent heat resistance and an excellent cold resistance, thereby ensuring the reliability of the V-ribbed belt over a prolonged time.
  • the V-ribbed belt of this embodiment especially the V-ribbed belt that has the belt body made of a rubber composition containing an ethylene- ⁇ -olefin rubber, and has the core wires embedded therein, which are subjected to surface treatment and then coated with chlorosulfonated polyethylene, is appropriately used for automobiles.
  • V-ribbed belt of the present invention when used for driving accessories of an automobile and is mounted around fixed shafts without using an autertensioner, a significant effect of the present invention can be further demonstrated.
  • a V-ribbed belt of Example 1 is prepared by preparing a belt body having core wires embedded in the inside thereof made of a rubber composition, which has a base rubber of an ethylene- ⁇ -olefin rubber (an ethylene propylene diene rubber: EPDM) and contains 20 wt. % of polyamide short fibers.
  • EPDM ethylene propylene diene rubber
  • the core wires used are marketed under the name of "Stanyl (470 dtex)" manufactured by DSM based on polyamide 46 fibers, in which four yarns thereof are grouped together, and primarily twisted in the S-direction at a pitch of 17.8 times/10 cm, thereby obtaining three yarns, and these three yarns are grouped together and finally twisted in the Z-direction at a pitch of 10.3 times/10 cm.
  • the core wires are immersed in a toluene solution of isocyanate
  • the core wires are embedded in the belt body to have a distance of 1.3 mm between the adjacent core wires (hereinafter referred also as a "twist pitch").
  • the structure (size) of the prepared V-ribbed belt is illustrated in FIG. 2, in which six ribs are formed at a pitch of 3.56 mm, each having a width of about 21.4 mm, a thickness of about 4.8 mm and a circumferential length of 1117 mm.
  • V-ribbed belts of Examples 2-5 and Comparative Examples 1*5 each are prepared in the same manner as Example 1, except that the structure of core wires and the twist pitch are changed as shown in Table 1.
  • the core wires are immersed in a resorcin formalin latex (RFL) solution and dried at a high temperature, thereby processing the core wires.
  • RTL resorcin formalin latex
  • *1 represents that two poly amide 66 fibers (400 dTex) are grouped together and S-twisted and three polyester fibers (polyethylene terephthalate ⁇ PET, 1110 dTex) are grouped together and S-twisted, and these twisted fibers are Z-twisted.
  • *2 represents that polyamide 66 fibers (930 dTex) and polyester fibers (PET, 1110 dTex) are grouped together and S-twisted, thereby preparing three yarns, which are then Z-twisted.
  • the tensile elastic modulus in the belt longitudinal direction of a V-ribbed belt of each of Examples and Comparative Examples are determined by carrying out a tensile test, following the standard of Society of Automotive Engineers of Japan (JASO) "E109-94, Automotive V-ribbed belts.”
  • each V-ribbed belt is held for 24 hours at a temperature of 23+2 0 C and a relative humidity of 50 ⁇ 5 %, and cut into a strip-shaped specimen having a length of 400 mm in the belt longitudinal direction.
  • a tensile test is conducted by using this strip-shaped specimen to investigate the relationship between stretch (%) of the belt and load (N) required for causing this stretch.
  • the measured result for the range of the stretch from 1 % to 10 % is linearly regressed by the least square method to determine the inclination of the straight line.
  • the tensile elastic modulus (N/%) is determined.
  • the relationship between the stretch and the load is determined by marking two lines on the strip-shaped specimen around a center portion thereof at 100 mm distance away from each other in the longitudinal direction of the specimen, gripping the specimen by two chucks located at 200 mm away from each other with an area of the specimen between the marks being positioned substantially at the center between the marked lines, carrying out a tensile test at a tensile rate of 50 ⁇ 5 mm/min, and measuring a load applied between the chucks every time the distance between the marked lines is stretched 1 mm (1%).
  • the obtained tensile elastic modulus (N/%) of the V-ribbed belt is divided by the belt width (21.4 cm), and thereby the tensile elastic modulus per 1 cm of belt width is obtained.
  • misalignment Noise The evaluation of misalignment noise is carried out based on an arrangement, in which a V-ribbed belt of each of Examples and Comparative Examples is wound around four pulleys in total which are respectively held in abutting engagement with the inner side (a compression rubber layer side) and the rear side (a canvas side), of the V-ribbed belt, as illustrated in FIG. 3.
  • the pulleys held in abutting engagement with the belt inner circumferential surface include a driving pulley having a diameter of 80 mm ("Pd” in FIG. 3), a tension pulley having a diameter of 60 mm (“Pt” in FIG. 3), to which a load is applied to apply a tension to the belt, and a resin-made pulley having a diameter of 130 mm (“Pr” in FIG. 3) for water injection.
  • the pulley held in abutting engagement with the belt outer circumferential surface includes an idler pulley having a diameter of 80 mm ("Pi" in FIG. 3). The evaluation is carried out by using these pulleys.
  • misalignment noise the resin-made pulley (Pr) is held in position with a misalignment of 3.5 degrees (misalignment angle), the tension pulley (Pt) is subjected to a tension load of 300 N by a dead weight (DW) loading system, and the driving pulley (Pd) is rotated at 750 rpm.
  • the evaluation of misalignment noise is carried out at an atmospheric temperature of 5 degrees. First, each V-ribbed belt is driven under the above conditions, and then water is sprayed onto the resin-made pulley (Pr). It is evaluated whether the belt makes a screeching noise within three minutes before the surface of the resin-made pulley (Pr) is dried out.
  • a symbol “O” represents that the belt makes no screeching noise
  • a symbol “ ⁇ ” represents that the belt makes a slight screeching noise
  • a symbol “ x " represents that the belt makes a screeching noise at a low level
  • a symbol " X X” represents that the belt makes a screeching noise at a high level.
  • a symbol “®” represents that the V-ribbed belt can be easily mounted and hence an excellent operability can be achieved
  • a symbol “O” represents that a mounting operation can be made without any trouble although it is felt that the belt has some stiffness
  • a symbol “ x " represents that the belt cannot be mounted around the shafts.
  • the V-ribbed belt of the present invention is excellent in operability as an elastic belt enabling snap -on mounting, and satisfactorily suppresses occurrence of misalignment noise.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

La présente invention a pour but d'améliorer l'aptitude au montage d'une courroie à rainures en forme de V tout en empêchant l'apparition d'un bruit lié à un mauvais alignement. Une courroie à rainures en forme de V (1) comporte un corps de courroie (10) constitué d'une composition de caoutchouc et de fils centraux intégrés dans le corps de courroie dans la direction longitudinale de la courroie. La courroie à rainures en forme de V a un module d'élasticité en traction compris dans une plage supérieure à 200 N/% et inférieure à 350 N/% par cm de largeur de courroie dans la direction longitudinale de la courroie.
PCT/JP2008/064673 2007-11-21 2008-08-12 Courroie à rainures en forme de v Ceased WO2009066492A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007301602A JP2009127691A (ja) 2007-11-21 2007-11-21 Ｖリブドベルト
JP2007-301602 2007-11-21

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WO2009066492A1 true WO2009066492A1 (fr) 2009-05-28

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011000637A1 (fr) * 2009-07-01 2011-01-06 Contitech Antriebssysteme Gmbh Courroie d'entraînement élastique, en particulier courroie trapézoïdale crantée, avec perte de tension réduite
DE102009044153A1 (de) 2009-10-01 2011-04-07 Contitech Antriebssysteme Gmbh Antriebsriemen, insbesondere Zahnriemen, mit Basaltzugstrang
DE102010016393A1 (de) 2010-04-12 2011-10-13 Contitech Antriebssysteme Gmbh PAK-freier Antriebsriemen, insbesondere Zahnriemen
WO2012089580A1 (fr) * 2010-12-30 2012-07-05 Siemens Aktiengesellschaft Détermination d'une position absolue pour des systèmes d'entraînement
CN104094018A (zh) * 2012-01-31 2014-10-08 三之星机带株式会社 多楔带
WO2017025208A1 (fr) * 2015-08-07 2017-02-16 Contitech Antriebssysteme Gmbh Courroie d'entrainement
US10012291B2 (en) 2016-07-21 2018-07-03 Contitech Antriebssysteme Gmbh Low modulus belt utilizing tensile member and belt carcass

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5426258B2 (ja) * 2009-07-03 2014-02-26 三ツ星ベルト株式会社 伝動ベルト、伝動ベルト及び回転体を含む動力伝達機構、並びに、伝動ベルトの回転体への装着方法

Citations (4)

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Publication number Priority date Publication date Assignee Title
EP0831247A2 (fr) * 1996-09-20 1998-03-25 Hutchinson Courroie striée, son procédé de fabrication et dispositif de transmission la comprenant
US20030203781A1 (en) * 2002-04-25 2003-10-30 Susan Welk Low modulus belt
US20030211911A1 (en) * 2002-05-10 2003-11-13 Susan Welk Belt
US20040033857A1 (en) * 2002-08-13 2004-02-19 Susan Welk Belt

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0831247A2 (fr) * 1996-09-20 1998-03-25 Hutchinson Courroie striée, son procédé de fabrication et dispositif de transmission la comprenant
US20030203781A1 (en) * 2002-04-25 2003-10-30 Susan Welk Low modulus belt
US20030211911A1 (en) * 2002-05-10 2003-11-13 Susan Welk Belt
US20040033857A1 (en) * 2002-08-13 2004-02-19 Susan Welk Belt

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011000637A1 (fr) * 2009-07-01 2011-01-06 Contitech Antriebssysteme Gmbh Courroie d'entraînement élastique, en particulier courroie trapézoïdale crantée, avec perte de tension réduite
DE102009044153A1 (de) 2009-10-01 2011-04-07 Contitech Antriebssysteme Gmbh Antriebsriemen, insbesondere Zahnriemen, mit Basaltzugstrang
DE102010016393A1 (de) 2010-04-12 2011-10-13 Contitech Antriebssysteme Gmbh PAK-freier Antriebsriemen, insbesondere Zahnriemen
WO2012089580A1 (fr) * 2010-12-30 2012-07-05 Siemens Aktiengesellschaft Détermination d'une position absolue pour des systèmes d'entraînement
CN103261080A (zh) * 2010-12-30 2013-08-21 西门子公司 传动系统中的绝对位置确定
CN103261080B (zh) * 2010-12-30 2015-05-13 西门子公司 传动系统中的绝对位置确定
CN104094018A (zh) * 2012-01-31 2014-10-08 三之星机带株式会社 多楔带
US20140378256A1 (en) 2012-01-31 2014-12-25 Mitsuboshi Belting Ltd. V-ribbed belt
US10267382B2 (en) 2012-01-31 2019-04-23 Mitsuboshi Belting Ltd. V-ribbed belt
WO2017025208A1 (fr) * 2015-08-07 2017-02-16 Contitech Antriebssysteme Gmbh Courroie d'entrainement
US10605329B2 (en) 2015-08-07 2020-03-31 Contitech Antriebssysteme Gmbh Drive belt
US10012291B2 (en) 2016-07-21 2018-07-03 Contitech Antriebssysteme Gmbh Low modulus belt utilizing tensile member and belt carcass

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