Barrier movement operator including timer to close feature
US7034484B2 · kind B2 · utility
4Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2003 |
| Grant date | Apr 25, 2006 |
| Priority date | — |
| Expiry date | May 17, 2023 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/106
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Methods and apparatus for controlling a barrier movement operator having a timer-to-close feature are disclosed. The methods and apparatus include arrangements for conveniently inhibiting and re-activating the timer-to-close feature and for providing a mid-stop position during movement toward the closed position. Additionally, the embodiments include methods and apparatus for reversing barrier operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.