FR888024A - Device for screwing or unscrewing prisoners or studs - Google Patents

Device for screwing or unscrewing prisoners or studs

Info

Publication number
FR888024A
FR888024A FR888024DA FR888024A FR 888024 A FR888024 A FR 888024A FR 888024D A FR888024D A FR 888024DA FR 888024 A FR888024 A FR 888024A
Authority
FR
France
Prior art keywords
prisoners
unscrewing
studs
screwing
unscrewing prisoners
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.)
Expired
Application number
Other languages
French (fr)
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.)
A DECORET ETS
Original Assignee
A DECORET ETS
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 A DECORET ETS filed Critical A DECORET ETS
Application granted granted Critical
Publication of FR888024A publication Critical patent/FR888024A/en
Expired 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
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
    • B25B23/103—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means for gripping threaded studs
    • 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
    • B25B13/00—Spanners; Wrenches
    • B25B13/48—Spanners; Wrenches for special purposes
    • B25B13/50—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes
    • B25B13/5008—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects
    • B25B13/5016—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by externally gripping the pipe
    • B25B13/5075—Spanners; Wrenches for special purposes for operating on work of special profile, e.g. pipes for operating on pipes or cylindrical objects by externally gripping the pipe using jaws moving along radial cams or by excentric disks in a cage structure at least partially surrounding the pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR888024D 1942-02-06 1942-02-06 Device for screwing or unscrewing prisoners or studs Expired FR888024A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR888024T 1942-02-06

Publications (1)

Publication Number Publication Date
FR888024A true FR888024A (en) 1943-11-30

Family

ID=9376474

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888024D Expired FR888024A (en) 1942-02-06 1942-02-06 Device for screwing or unscrewing prisoners or studs

Country Status (1)

Country Link
FR (1) FR888024A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2516394A (en) * 1948-03-18 1950-07-25 Keiser John Stud wrench
US2550929A (en) * 1949-06-06 1951-05-01 Keiser John Ratcheting stud wrench
US2560012A (en) * 1946-11-01 1951-07-10 Ralph A Valvano Universal stud puller and driver
US2592037A (en) * 1949-06-06 1952-04-08 Keiser John Spring-actuated stud wrench
US2712764A (en) * 1952-09-12 1955-07-12 Vern G Beaman Pivoted jaw, slotted head tool for speedometer cables and the like
CN110757407A (en) * 2019-11-20 2020-02-07 安徽江淮汽车集团股份有限公司 Stud disassembling tool

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2560012A (en) * 1946-11-01 1951-07-10 Ralph A Valvano Universal stud puller and driver
US2516394A (en) * 1948-03-18 1950-07-25 Keiser John Stud wrench
US2550929A (en) * 1949-06-06 1951-05-01 Keiser John Ratcheting stud wrench
US2592037A (en) * 1949-06-06 1952-04-08 Keiser John Spring-actuated stud wrench
US2712764A (en) * 1952-09-12 1955-07-12 Vern G Beaman Pivoted jaw, slotted head tool for speedometer cables and the like
CN110757407A (en) * 2019-11-20 2020-02-07 安徽江淮汽车集团股份有限公司 Stud disassembling tool

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