Automatic Door Opener and Motor Vehicle Having an Automatic Door Opener
AssigneeBayerische Motoren Werke Aktiengesellschaft
InventorsErik BRADEN, Markus KOEDDERITZSCH
Life of this patent
Estimating the term…
Abstract
An automatic door opener, more particularly for use in a motor vehicle, has a housing, a plunger mounted to be longitudinally movable in the housing, and an electric plunger drive that is designed to move the plunger forward and back between a resting position, in which it is withdrawn into the housing, and an actuation position, in which it protrudes out of the housing. In addition to the electric plunger drive, a mechanical auxiliary drive, is provided that is designed, in the event of actuation, to be able to move the plunger from the resting position to the actuation position.
Claims11
1-10. (canceled)
An automatic door opener for use in a motor vehicle, comprising:
- a housing;
- a plunger mounted to be longitudinally movable in the housing;
- an electric plunger drive configured to move the plunger forward and back between a resting position, in which the plunger is withdrawn into the housing, and an actuation position, in which the plunger protrudes out of the housing;
- and
- an auxiliary drive having an energy store provided in addition to the electric plunger drive, which auxiliary drive is pretensioned into the actuation position,
- wherein the auxiliary drive, which is provided separately from the electric plunger drive, is configured to be activated independently of the electric plunger drive and, when activated via energy stored in the energy store, is configured to be able to move the plunger from the resting position to the actuation position.
Dependencies are inferred from the claim text.