Obstruction detector power control
US8495834B2 · kind B2 · utility
5Cited by
22References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 7, 2011 |
| Grant date | Jul 30, 2013 |
| Priority date | — |
| Expiry date | Jul 3, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05F15/74
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of powering an obstruction detector. Power is provided to an obstruction detector when a motor is executing a first movement and is suppressed to the obstruction detector when the motor is idle and when the motor is executing a second movement. The first movement moves a movable barrier towards a closed position, and the second movement moves the barrier towards an open position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.