JPS5749353B2 - - Google Patents
Info
- Publication number
- JPS5749353B2 JPS5749353B2 JP51117345A JP11734576A JPS5749353B2 JP S5749353 B2 JPS5749353 B2 JP S5749353B2 JP 51117345 A JP51117345 A JP 51117345A JP 11734576 A JP11734576 A JP 11734576A JP S5749353 B2 JPS5749353 B2 JP S5749353B2
- Authority
- JP
- Japan
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61911675A | 1975-10-02 | 1975-10-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5244500A JPS5244500A (en) | 1977-04-07 |
| JPS5749353B2 true JPS5749353B2 (oth) | 1982-10-21 |
Family
ID=24480524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51117345A Granted JPS5244500A (en) | 1975-10-02 | 1976-10-01 | High torque ratchet type wrench |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4091890A (oth) |
| JP (1) | JPS5244500A (oth) |
| CA (1) | CA1034406A (oth) |
| DE (1) | DE2643552A1 (oth) |
| FR (1) | FR2347157A1 (oth) |
| GB (1) | GB1554272A (oth) |
| IT (1) | IT1073862B (oth) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4200011A (en) * | 1978-11-08 | 1980-04-29 | N-S-W Corporation | High power wrenching tool |
| US4308767A (en) * | 1979-09-04 | 1982-01-05 | N-S-W Corporation | Stud wrench |
| US4423649A (en) * | 1981-01-15 | 1984-01-03 | Unex Corporation | Ratchet drive with an equal load double pawl arrangement |
| US4409865A (en) * | 1981-01-15 | 1983-10-18 | Unex Corporation | Continuous ratchet drive |
| JPS57160213U (oth) * | 1981-04-01 | 1982-10-07 | ||
| JPS57204714U (oth) * | 1981-06-22 | 1982-12-27 | ||
| US4385533A (en) * | 1981-08-28 | 1983-05-31 | Collins Bobby W | Universal reaction plate |
| US4432256A (en) * | 1981-09-28 | 1984-02-21 | Gratec, Inc. | Adjustable powered wrench |
| US4546676A (en) * | 1984-04-16 | 1985-10-15 | Kiefer Tool Co., Inc. | Torque-multiplying hand wrench |
| GB2197234A (en) * | 1986-11-06 | 1988-05-18 | Tracy Victoria Jackson | Open ended ratchet spanner |
| JPH0744451Y2 (ja) * | 1991-11-13 | 1995-10-11 | 株式会社山下工業研究所 | ラチェットレンチ |
| US5535646A (en) * | 1995-02-07 | 1996-07-16 | Stanley Mechanics Tools, Inc. | Ratchet drive |
| GB2320489A (en) * | 1996-12-20 | 1998-06-24 | Norton Healthcare Ltd | Inhaler dose counter |
| US6408720B2 (en) | 1999-04-30 | 2002-06-25 | Bobby W. Collins | Offset hydraulic runner apparatus |
| US6289770B1 (en) | 2000-06-20 | 2001-09-18 | Bobby Collins | Power wrench safety switch |
| US9010509B2 (en) * | 2006-12-15 | 2015-04-21 | Sp Air Kabushiki Kaisha | Ratchet drive for a ratchet wrench |
| US7765895B2 (en) * | 2007-10-29 | 2010-08-03 | Junkers John K | Fluid-operated torque wrench for and method of tightening or loosening fasteners |
| CH701403A1 (de) | 2009-07-03 | 2011-01-14 | Josef Baettig | Ratschenschlüssel mit Drehmomentverstärkung. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US842039A (en) * | 1906-10-31 | 1907-01-22 | Warren Brooke Walt | Ratchet-wrench. |
| FR1191282A (fr) * | 1958-02-12 | 1959-10-19 | Levier à rochet simplifié pour douilles amovibles adaptables sur des écrous, ou por toute autre application | |
| JPS5127520B2 (oth) * | 1973-02-03 | 1976-08-13 | ||
| US3930776A (en) * | 1974-08-16 | 1976-01-06 | Unex Corporation | Hydraulic wrench |
| US3967514A (en) * | 1975-01-28 | 1976-07-06 | Deutch Howard E | Ratchet wrench |
-
1976
- 1976-09-14 GB GB38092/76A patent/GB1554272A/en not_active Expired
- 1976-09-16 US US05/723,861 patent/US4091890A/en not_active Expired - Lifetime
- 1976-09-20 FR FR7628936A patent/FR2347157A1/fr active Granted
- 1976-09-28 DE DE19762643552 patent/DE2643552A1/de not_active Ceased
- 1976-09-28 CA CA262,192A patent/CA1034406A/en not_active Expired
- 1976-10-01 JP JP51117345A patent/JPS5244500A/ja active Granted
- 1976-10-01 IT IT51531/76A patent/IT1073862B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1554272A (en) | 1979-10-17 |
| FR2347157B3 (oth) | 1979-06-08 |
| DE2643552A1 (de) | 1977-04-07 |
| FR2347157A1 (fr) | 1977-11-04 |
| US4091890A (en) | 1978-05-30 |
| CA1034406A (en) | 1978-07-11 |
| IT1073862B (it) | 1985-04-17 |
| JPS5244500A (en) | 1977-04-07 |