FR535823A - Mandrin porte-mèches à serrage et desserrage automatiques - Google Patents
Mandrin porte-mèches à serrage et desserrage automatiquesInfo
- Publication number
- FR535823A FR535823A FR535823DA FR535823A FR 535823 A FR535823 A FR 535823A FR 535823D A FR535823D A FR 535823DA FR 535823 A FR535823 A FR 535823A
- Authority
- FR
- France
- Prior art keywords
- tightening
- self
- drill chuck
- loosening drill
- loosening
- 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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/1261—Chucks with simultaneously-acting jaws, whether or not also individually adjustable pivotally movable in a radial plane
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR535823T | 1921-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR535823A true FR535823A (fr) | 1922-04-21 |
Family
ID=8926404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR535823D Expired FR535823A (fr) | 1921-05-19 | 1921-05-19 | Mandrin porte-mèches à serrage et desserrage automatiques |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR535823A (fr) |
-
1921
- 1921-05-19 FR FR535823D patent/FR535823A/fr not_active Expired
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