FR858401A - Improvements to machine tool controls - Google Patents
Improvements to machine tool controlsInfo
- Publication number
- FR858401A FR858401A FR858401DA FR858401A FR 858401 A FR858401 A FR 858401A FR 858401D A FR858401D A FR 858401DA FR 858401 A FR858401 A FR 858401A
- Authority
- FR
- France
- Prior art keywords
- machine tool
- tool controls
- controls
- machine
- tool
- 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
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/12—Mechanical drives with means for varying the speed ratio
- B23Q5/14—Mechanical drives with means for varying the speed ratio step-by-step
- B23Q5/145—Mechanical drives with means for varying the speed ratio step-by-step fluid-operated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR858401T | 1939-04-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR858401A true FR858401A (en) | 1940-11-25 |
Family
ID=9329936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR858401D Expired FR858401A (en) | 1939-04-25 | 1939-04-25 | Improvements to machine tool controls |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR858401A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2592695A (en) * | 1945-08-22 | 1952-04-15 | Hindmarch Thomas | Friction and positive clutch |
-
1939
- 1939-04-25 FR FR858401D patent/FR858401A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2592695A (en) * | 1945-08-22 | 1952-04-15 | Hindmarch Thomas | Friction and positive clutch |
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