FR741983A - - Google Patents
Info
- Publication number
- FR741983A FR741983A FR741983DA FR741983A FR 741983 A FR741983 A FR 741983A FR 741983D A FR741983D A FR 741983DA FR 741983 A FR741983 A FR 741983A
- Authority
- FR
- France
- 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
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16004—Jaws movement actuated by one or more spiral grooves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
FR741983A true FR741983A (no) | 1933-02-23 |
Family
ID=1546444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR741983D Expired FR741983A (no) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR741983A (no) |
-
0
- FR FR741983D patent/FR741983A/fr not_active Expired