Entrance barrier
US8416056B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2009 |
| Grant date | Apr 9, 2013 |
| Priority date | — |
| Expiry date | May 23, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/40
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention relates to an entrance barrier comprising a barrier element movable between an open and a closed position, driving means, by which the barrier element can driven from one position to the other position respectively, a control unit, by which the driving means are controllable, and a sensor unit connected to the control unit. The invention also relates to a barrier element for the entrance barrier and to method for operating the entrance barrier. To provide a possibility of further improving the safety of persons in the area of entrance barriers beyond the mere passive safety of the entrance barrier, the invention proposes for the sensor unit to include a capacitive sensor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.