FR515142A - Improvements to machine tools - Google Patents
Improvements to machine toolsInfo
- Publication number
- FR515142A FR515142A FR515142A FR515142DA FR515142A FR 515142 A FR515142 A FR 515142A FR 515142 A FR515142 A FR 515142A FR 515142D A FR515142D A FR 515142DA FR 515142 A FR515142 A FR 515142A
- Authority
- FR
- France
- Prior art keywords
- machine tools
- tools
- machine
- 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
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D17/00—Shearing machines or shearing devices cutting by blades pivoted on a single axis
- B23D17/02—Shearing machines or shearing devices cutting by blades pivoted on a single axis characterised by drives or gearings therefor
- B23D17/08—Shearing machines or shearing devices cutting by blades pivoted on a single axis characterised by drives or gearings therefor actuated by hand or foot operated lever mechanism
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR515142T | 1920-05-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR515142A true FR515142A (en) | 1921-03-24 |
Family
ID=8914546
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR515142A Expired FR515142A (en) | 1920-05-05 | 1920-05-05 | Improvements to machine tools |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR515142A (en) |
-
1920
- 1920-05-05 FR FR515142A patent/FR515142A/en not_active Expired
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