Press
US7293500B2 · kind B2 · utility
11Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 2004 |
| Grant date | Nov 13, 2007 |
| Priority date | — |
| Expiry date | Jul 8, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB30B15/14
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A pressing apparatus using a motor, in which a fast feed drive lowers an upper die to a position immediately before pressing, and a motor for pressing performs a pressing operation. The fast feed drive and the motor for pressing operate cooperatively, and only one position detector, which detects a present position of a slider, is provided for a set of the fast feed drive and the motor for pressing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.