Image forming apparatus with a pressure development unit
US5140378A · kind A · utility
11Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 1990 |
| Grant date | Aug 18, 1992 |
| Priority date | — |
| Expiry date | Apr 19, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2227/325
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes a pressure development unit having a pair of press rollers, an eccentric cam for regulating the pressure, and a power transmission unit for transmitting a driving force to the eccentric cam, in which the power transmission unit includes a one-way clutch providing only one directional path for the power transmission.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.