Work-punching device, work-punching method, and method for producing element for continuously variable transmission
US9192974B2 · kind B2 · utility
1Cited by
3References
2Claims
0Family size
Assignee
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Key dates
| Filing date | Jul 5, 2011 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | Mar 8, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16G5/06
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A work-punching device and work-punching method capable of appropriately changing a counter load is provided. Also, a method for manufacturing an element for continuously variable transmission with simple process is provided. A counter load may be controlled by increasing and decreasing a pressure of a fluid, when punching an element 10 from a metal band plate 20 while applying a counter load by a counter punch 113.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.