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:
May. 28, 2002

Filed:

Feb. 22, 2000
Applicant:
Inventors:

Fang Chi Huang, Tu-Chen, TW;

Yung Hsiang Cheng, Tu-Chen, TW;

Chieh Lee, Tu-Chen, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05C 1/764 ;
U.S. Cl.
CPC ...
E05C 1/764 ;
Abstract

A hinge device comprises a male hinge member and a female hinge member. The male hinge member includes a pivoting rod at an end thereof, and a first mounting plate at an opposite end thereof, the first mounting plate being used for fixing the male hinge member onto a display unit of a portable computer. The female hinge member includes a body and a second mounting plate for fixing the female hinge member onto a mainframe unit of the portable computer. A first contacting section is defined on an outer periphery of the pivoting rod of the male hinge member. A second contacting section is defined on an inner periphery of the body for contacting with the first contacting section. A pair of grooves are defined in the second contacting section for retaining lubrication grease. The second mounting plate defines a receiving slot adjacent to the second contacting section for spacing the second contacting section from the second mounting plate to obtain a uniform torque resistance during rotation movements of the second contacting section in different directions.


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