Method of operating a door drive and door drive

Details Method of operating a door drive and door drive Method of operating a door drive and door drive

2011-03-08

2011-03-08

Duda, Rina I (Department: 2837)

Electricity: motive power systems

Automatic and/or with time-delay means

Movement, position, or limit-of-travel

C318S280000

Reexamination Certificate

active

07902782

ABSTRACT:
The present invention comprises a method for operating a door drive which includes at least one high-speed mode and at least one normal-speed mode, with the following steps: determining a load-dependent operating parameter of the door drive and changing from the high-speed mode into the normal-speed mode in dependence on the load-dependent operating parameter, in order to prevent an overload of the door drive. The invention likewise comprises a corresponding door drive.

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