Garage door control system
US4405923A · kind A · utility
11Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 1981 |
| Grant date | Sep 20, 1983 |
| Priority date | — |
| Expiry date | Jan 23, 2001 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/106
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A garage door operation control system comprises a door operating apparatus for operating a garage door, a plurality of push buttons for issuing a plurality of operating commands associated with the door operation by predetermined button operations, means for setting an operating command by the operation of the push buttons, and means for controlling the operation of the door operating apparatus on the basis of the operating command thus set.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.