The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 12, 2024

Filed:

Dec. 20, 2021
Applicant:

Multimatic Inc., Markham, CA;

Inventor:

Michael Gordon Lehti, Ashburn, CA;

Assignee:

MULTIMATIC INC., Markham, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E05F 3/22 (2006.01); E05F 1/12 (2006.01); E05D 7/10 (2006.01);
U.S. Cl.
CPC ...
E05F 1/1223 (2013.01); E05D 7/1044 (2013.01); E05Y 2201/638 (2013.01); E05Y 2600/61 (2013.01); E05Y 2900/531 (2013.01);
Abstract

An automotive door hinge comprises first and second brackets mountable selectively to one of the door and the body. A cam element, non-rotationally mounted to the second bracket, comprises a cam surface adapted to engage with a cam follower non-rotationally housed within a first housing of the first bracket. An energy storage means respectively stores and releases energy when the cam follower longitudinally translates within the first housing in a first direction and then in a second direction opposite the first direction. Relative rotation of the first bracket in relation to the second bracket within a predetermined angular range causes longitudinal translation of the cam follower, wherein as the door is closed, the cam follower engages the cam surface and translates longitudinally in the second direction whereby the energy stored by the energy storage means is released to assist door closure.


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