Optical switch
US4878729A · kind A · utility
14Cited by
23References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 28, 1985 |
| Grant date | Nov 7, 1989 |
| Priority date | — |
| Expiry date | Oct 28, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/3582
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention provides a simple optical switch capable of integration with common machine tool control devices such as push buttons, limit switches, and pressure responsive switches. The invention is an optical switch comprising a housing for mounting the optical switch, a drive rod capable of motion, and at least one mirror surface movable with the drive rod for reflecting light in a desired direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.