FR888024A - Device for screwing or unscrewing prisoners or studs - Google Patents
Device for screwing or unscrewing prisoners or studsInfo
- 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
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)
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)
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 |
-
1942
- 1942-02-06 FR FR888024D patent/FR888024A/en not_active Expired
Cited By (6)
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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