FR490093A - Tournevis - Google Patents
TournevisInfo
- Publication number
- FR490093A FR490093A FR490093DA FR490093A FR 490093 A FR490093 A FR 490093A FR 490093D A FR490093D A FR 490093DA FR 490093 A FR490093 A FR 490093A
- Authority
- FR
- France
- Prior art keywords
- 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.)
- 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
- B25B23/105—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit
- B25B23/106—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means the gripping device being an integral part of the driving bit the driving bit being a blade
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR490093T | 1918-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR490093A true FR490093A (fr) | 1919-04-01 |
Family
ID=1526268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR490093D Expired FR490093A (fr) | 1918-05-15 | 1918-05-15 | Tournevis |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR490093A (fr) |
-
1918
- 1918-05-15 FR FR490093D patent/FR490093A/fr not_active Expired
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