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US 6,182,952 B2Granted
Acuator for a trunk-cover, a hood, a door, a rear door of vehicles, especially of automobiles
AssigneeKuster & Co. GmbH
InventorCarmelo Gutierrez
Life of this patent
Estimating the term…
Abstract
A drive system for trunk doors, engine hoods, hatchbacks (12), doors or the like of vehicles in particular motor vehicles comprising at least one hinge (1, 2, 3, 4) and a power spring, for instance a pneumatic spring (5) assisting the opening motion. The invention provides a mechanism shifting the direction of action of the pneumatic spring (5) to attain rapid, automatic opening of the hatchback (12) following its unlocking.
Claims13
A drive system for a hinged door, comprising:
- at least one hinge (1, 2, 3, 4) connecting the hinged door to a relatively fixed body;
- a power spring assisting at least one of an opening and closing motion of the hinged door;
- and
- a mechanism adjusting the power spring's direction of action
- wherein the power-spring adjustment takes place when opening a hatchback (12), said system further including;
- a mechanism shifting the power spring's connection point.
3 more elements
A drive system for a hinged door, comprising:
- at least one hinge connecting the hinged door to a relatively fixed body thereby permitting said hinged door to pivot along an arcuate direction of travel;
- a power spring assisting a motion of the hinged door by directing a force along a first direction;
- and
- an adjusting mechanism adjusting the position of the power spring relative to the hinge;
- wherein the adjusting mechanism adjusts said position of said power-spring during an opening motion of the hinged door, said system further including;
- a mechanism shifting the location of the connection point of the power spring after the hinged door is open in such manner that the hinged door becomes self-closing.
3 more elements
Dependencies are inferred from the claim text.