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Inventor: Duane A. Koehler


Address: Livonia, MI
No. of patents: 5
Last patent issue date: 04/05/2005

NumberTitleIssue Date
6874837Lift assisted tailgate system for automotive vehicle
An automotive vehicle has a door adapted to pivot about a generally horizontal pivot axis, with the door including a shell defining a space surrounded by the shell. The door is pivoted upon bearings located at each end of the door. A full floating torsion bar is pro...
04/05/2005
6846030Vehicle closure panel with torsion bar assist and integral vibration damping
An automotive vehicle has a door adapted to pivot about a generally horizontal pivot axis, with the door including a shell defining a space surrounded by the shell. The door is pivoted upon bearings located at each end of the door. A torsion bar lift assist is provi...
01/25/2005
6793263Pickup truck with lift assisted tailgate system
An automotive vehicle, such as a pickup truck, has a tailgate including a door adapted to pivot about a generally horizontal pivot axis, with the door including a shell defining a space surrounded by the shell. The door is pivoted upon bearings mounted upon bearing ...
09/21/2004
6769729Automotive tailgate with lift assist system-I
An automotive tailgate includes a door adapted to pivot about a generally horizontal pivot axis, with the door including a shell defining an interior space. The door is pivoted upon bearings mounted upon bearing retainers located at each end of the door. A full floa...
08/03/2004
6129401Vehicle storage bin
A storage container assembly for deployment either within, or adjacent to, an external surface panel of a pickup truck, is described. The storage container assembly is intended to be deployed either within, or adjacent to, the box side panel section, i.e....
10/10/2000
 
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