GB286214A - Ring for milling the rim of watch cases - Google Patents
Ring for milling the rim of watch casesInfo
- Publication number
- GB286214A GB286214A GB2205/28A GB220528A GB286214A GB 286214 A GB286214 A GB 286214A GB 2205/28 A GB2205/28 A GB 2205/28A GB 220528 A GB220528 A GB 220528A GB 286214 A GB286214 A GB 286214A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ring
- milling
- rim
- watch cases
- watch
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
- G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
- G04D3/0061—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components for protecting the mechanism against external influences
- G04D3/0064—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components for protecting the mechanism against external influences for cases
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Food-Manufacturing Devices (AREA)
Abstract
286,214. Drusenbaum, P. [Firm of]. Feb. 28, 1927, [Convention date]. Watches.-A former for use in knurling watch cases by spinning consists of an integral ring provided with the required pattern on its internal surface. The ring is split at a and slots c terminating in perforations b give added flexibility in springing the tool over the watch case. Pins on a plierlike tool may engage some of the holes for this purpose.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE286214X | 1927-02-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB286214A true GB286214A (en) | 1928-08-30 |
Family
ID=6059007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2205/28A Expired GB286214A (en) | 1927-02-28 | 1928-01-23 | Ring for milling the rim of watch cases |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB286214A (en) |
-
1928
- 1928-01-23 GB GB2205/28A patent/GB286214A/en not_active Expired
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