FR2332106A1 - HYDRAULIC KEY - Google Patents

HYDRAULIC KEY

Info

Publication number
FR2332106A1
FR2332106A1 FR7633745A FR7633745A FR2332106A1 FR 2332106 A1 FR2332106 A1 FR 2332106A1 FR 7633745 A FR7633745 A FR 7633745A FR 7633745 A FR7633745 A FR 7633745A FR 2332106 A1 FR2332106 A1 FR 2332106A1
Authority
FR
France
Prior art keywords
hydraulic key
hydraulic
key
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
FR7633745A
Other languages
French (fr)
Other versions
FR2332106B1 (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
Priority claimed from US05/633,249 external-priority patent/US4027561A/en
Application filed by Individual filed Critical Individual
Publication of FR2332106A1 publication Critical patent/FR2332106A1/en
Application granted granted Critical
Publication of FR2332106B1 publication Critical patent/FR2332106B1/fr
Granted 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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0078—Reaction arms
    • 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
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/004—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type
    • B25B21/005—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type driven by a radially acting hydraulic or pneumatic piston
FR7633745A 1975-11-19 1976-11-09 HYDRAULIC KEY Granted FR2332106A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/633,249 US4027561A (en) 1975-11-19 1975-11-19 Hydraulic wrench
US05/733,753 US4079641A (en) 1975-11-19 1976-10-19 Hydraulic wrench

Publications (2)

Publication Number Publication Date
FR2332106A1 true FR2332106A1 (en) 1977-06-17
FR2332106B1 FR2332106B1 (en) 1982-09-17

Family

ID=27091834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7633745A Granted FR2332106A1 (en) 1975-11-19 1976-11-09 HYDRAULIC KEY

Country Status (4)

Country Link
JP (1) JPS5286600A (en)
FR (1) FR2332106A1 (en)
GB (1) GB1562710A (en)
SE (1) SE438461B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276936A1 (en) * 1987-01-20 1988-08-03 Hedley Purvis Limited Improvements in or relating to torque wrenches

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61100377A (en) * 1984-10-22 1986-05-19 ジヨン　ケイ　ユンカ−ス Fluid pressure wrench

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1812816A (en) * 1930-04-24 1931-06-30 Gen Electric Power wrench
FR2055320A5 (en) * 1969-07-18 1971-05-07 Biach John
FR2285215A1 (en) * 1974-09-17 1976-04-16 Nsw Corp DRIVE NUT WRENCHES WITH TWO REACTION FORCE APPLICATION POINTS

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1812816A (en) * 1930-04-24 1931-06-30 Gen Electric Power wrench
FR2055320A5 (en) * 1969-07-18 1971-05-07 Biach John
FR2285215A1 (en) * 1974-09-17 1976-04-16 Nsw Corp DRIVE NUT WRENCHES WITH TWO REACTION FORCE APPLICATION POINTS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276936A1 (en) * 1987-01-20 1988-08-03 Hedley Purvis Limited Improvements in or relating to torque wrenches

Also Published As

Publication number Publication date
GB1562710A (en) 1980-03-12
SE7612760L (en) 1977-05-20
FR2332106B1 (en) 1982-09-17
JPS5286600A (en) 1977-07-19
SE438461B (en) 1985-04-22

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Legal Events

Date Code Title Description
ST Notification of lapse
RC Opposition against decision of lapse
DA Annulment of decision of lapse