Actuator for operating a rolling shutter
US7391176B2 · kind B2 · utility
1Cited by
3References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 14, 2005 |
| Grant date | Jun 24, 2008 |
| Priority date | — |
| Expiry date | Nov 30, 2025 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE06B9/68
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The actuator comprises at least two terminals enabling it to be connected to a voltage source, an electric motor, a control unit) connected to means of powering the motor from the voltage source, the control unit comprising a voltage converter whose output powers a microcontroller driving the means for powering the motor. The control unit comprises a unit for monitoring the power-off time during which the actuator is not connected to the voltage source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.