FR920405A - Improvements in operating devices for gear change mechanisms and in particular gear change mechanisms intended for machine tools - Google Patents
Improvements in operating devices for gear change mechanisms and in particular gear change mechanisms intended for machine toolsInfo
- Publication number
- FR920405A FR920405A FR920405DA FR920405A FR 920405 A FR920405 A FR 920405A FR 920405D A FR920405D A FR 920405DA FR 920405 A FR920405 A FR 920405A
- Authority
- FR
- France
- Prior art keywords
- gear change
- change mechanisms
- machine tools
- operating devices
- intended
- 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
- B23Q5/142—Mechanical drives with means for varying the speed ratio step-by-step mechanically-operated
-
- 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
- B23Q2705/00—Driving working spindles or feeding members carrying tools or work
- B23Q2705/02—Driving working spindles
- B23Q2705/06—Mechanical drives with means for varying the speed ratio
- B23Q2705/062—Mechanical drives with means for varying the speed ratio for lathes
- B23Q2705/064—Mechanical drives with means for varying the speed ratio for lathes mechanically controlled
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR920405T | 1945-09-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR920405A true FR920405A (en) | 1947-04-08 |
Family
ID=9428423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR920405D Expired FR920405A (en) | 1945-09-27 | 1945-09-27 | Improvements in operating devices for gear change mechanisms and in particular gear change mechanisms intended for machine tools |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR920405A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4862766A (en) * | 1986-10-01 | 1989-09-05 | Zinser Textilemaschinen Gmbh | Device for driving a can plate of a spinning preparation machine |
-
1945
- 1945-09-27 FR FR920405D patent/FR920405A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4862766A (en) * | 1986-10-01 | 1989-09-05 | Zinser Textilemaschinen Gmbh | Device for driving a can plate of a spinning preparation machine |
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