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| Number | Title | Issue Date |
| 7804265 | Sensor unit The present disclosure relates to a sensor unit for the position determination of a powered door having a position sensor and a transmission stage for the connection of the position sensor to the drive shaft of the door, with the sensor unit having its own housing s... | 09/28/2010 |
| D565512 | Light barrier for gates | 04/01/2008 |
| 7311130 | Controlled drive for a garage door panel for the like The invention relates to a system to control the motor drive of a garage door panel which is reciprocatingly movable and guided along a predetermined track between two end positions, and possibly, one or more intermediate stop positions, said garage door panel inclu... | 12/25/2007 |
| 7294945 | Gate or door drive housing The invention relates to a gate or door drive housing with a basic carrier body for preference in the shape of a bowl or shell, to which various different drive components can be secured, and a cover hood which can be connected to the basic carrier body. According t... | 11/13/2007 |
| 7252018 | Drive for closure elements A drive for closure elements is provided, in particular in the area of garage and industrial doors, but also for example in the form of roller shutters, with a reference value generator arranged in the motor or in the gearing of the drive for determining the actual ... | 08/07/2007 |
| 7145470 | Garage door drive with light unit A garage door drive includes a housing and at least one light unit. According to the invention, at least one mounting point for the mechanical and electrical connection of the attachably and detachably constructed at least one light unit is arranged on the housing. | 12/05/2006 |
| 5874819 | Control for the drive of an object movable to and fro between two end positions A control system for an electrical motor drive for moving a door between end positions. The two end positions are detected by the control system, and an increment detector associated with the motor drive reproduces the movement cycle of the door. A stop... | 02/23/1999 |
