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FR2753407A3 - Screwdriver - Google Patents

Screwdriver

Info

Publication number
FR2753407A3
FR2753407A3 FR9611367A FR9611367A FR2753407A3 FR 2753407 A3 FR2753407 A3 FR 2753407A3 FR 9611367 A FR9611367 A FR 9611367A FR 9611367 A FR9611367 A FR 9611367A FR 2753407 A3 FR2753407 A3 FR 2753407A3
Authority
FR
France
Prior art keywords
shaft
cage
shell
handle
screwdriver
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.)
Granted
Application number
FR9611367A
Other languages
French (fr)
Other versions
FR2753407B3 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR9611367A priority Critical patent/FR2753407B3/en
Priority to DE29616739U priority patent/DE29616739U1/en
Publication of FR2753407A3 publication Critical patent/FR2753407A3/en
Application granted granted Critical
Publication of FR2753407B3 publication Critical patent/FR2753407B3/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/02—Screwdrivers operated by rotating the handle
    • B25B15/04—Screwdrivers operated by rotating the handle with ratchet action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/02—Screwdrivers operated by rotating the handle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B17/00—Hand-driven gear-operated wrenches or screwdrivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Handcart (AREA)
  • Transplanting Machines (AREA)
  • Valve Device For Special Equipments (AREA)
  • Surgical Instruments (AREA)

Abstract

The screwdriver has a handle (20) and a shaft (60). A box (47) with at least one cam surface (49) is fixed in the handle. The box contains a cage with at least one slot to receive at least one roller pair (43, 44). A shaft (51) has its rear sector (511) in the cage and is against one of the rollers (44). There is a shell (52) on the shaft, against the other roller (43). There are two plates (523, 524) in a drum (10) in which three pairs of pinions and gear wheels are fitted. The shell has another gear wheel engaged with the first pinion (541). The shaft has another pinion (512), engaged with the first gear wheels (542) and a rod (60).
FR9611367A 1996-09-18 1996-09-18 SCREWDRIVER HAVING INCREASED ROTATION SPEED Expired - Fee Related FR2753407B3 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9611367A FR2753407B3 (en) 1996-09-18 1996-09-18 SCREWDRIVER HAVING INCREASED ROTATION SPEED
DE29616739U DE29616739U1 (en) 1996-09-18 1996-09-25 screwdriver

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9611367A FR2753407B3 (en) 1996-09-18 1996-09-18 SCREWDRIVER HAVING INCREASED ROTATION SPEED
DE29616739U DE29616739U1 (en) 1996-09-18 1996-09-25 screwdriver

Publications (2)

Publication Number Publication Date
FR2753407A3 true FR2753407A3 (en) 1998-03-20
FR2753407B3 FR2753407B3 (en) 1998-09-11

Family

ID=26059447

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9611367A Expired - Fee Related FR2753407B3 (en) 1996-09-18 1996-09-18 SCREWDRIVER HAVING INCREASED ROTATION SPEED

Country Status (2)

Country Link
DE (1) DE29616739U1 (en)
FR (1) FR2753407B3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103507007B (en) * 2013-10-23 2016-05-11 浙江三鼎工具有限公司 Multiple running ratchet train
CN103507009B (en) * 2013-10-23 2016-06-29 浙江三鼎工具有限公司 Multi-rotation ratchet screwdriver
CN103507018A (en) * 2013-10-23 2014-01-15 浙江三鼎工具有限公司 Multi-rotation device
CN103707233B (en) 2014-01-24 2016-01-13 上海美瑞实业有限公司 The ratchet screwdriver of two-way work doing

Also Published As

Publication number Publication date
FR2753407B3 (en) 1998-09-11
DE29616739U1 (en) 1996-11-07

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Legal Events

Date Code Title Description
ST Notification of lapse