Optical printer head having liquid crystal shutter
US7158166B2 · kind B2 · utility
0Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2003 |
| Grant date | Jan 2, 2007 |
| Priority date | — |
| Expiry date | Jan 13, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/445
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A leaf spring (52) and adjusting screws (53a, 53b) are arranged in opposite positions on the inner wall surface of a liquid crystal shutter housing recess (42c) that is formed in a frame body (42) of an optical printer head (41). The position and posture of the liquid crystal shutter (45) in the liquid crystal shutter housing recess (42c) is adjusted with respect to an opening (42a) of the frame body (42) by turning the adjusting screws (53a, 53b).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.