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.

Patent No.:

US 7555817 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 07, 2009

Filed:

Nov. 13, 2006
Applicants:

Jia-hao Hsu, Shulin, TW;

An-di LU, Shulin, TW;

Inventors:

Jia-Hao Hsu, Shulin, TW;

An-Di Lu, Shulin, TW;

Assignee:

Shin Zu Shing Co., Ltd., Taipei Hsien, TW;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E05D 3/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A hinge with less abrasion has a central bracket, a first tilt hinge assembly, a second tilt hinge assembly and a rotating hinge assembly. The central bracket has a main arm, a first arm and a second arm. The main arm has annular recess formed on an inner surface of the main arm. The first arm has annular recess respectively formed on an inner surface and an outer surface of the first arm. The first and second tilt hinge assemblies connect respectively to the first and second arms. The rotating hinge assembly connects to the main arm. Because strength of a material is enhanced when the material is pressed, the annular recesses of the main and first arms enhance the strength of the main and first arms to reduce the abrasion between the central bracket and the hinge assemblies.


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Hsu, Jia-Hao. (2009). Hinge with less abrasion (U.S. Patent No. 7555817). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7555817

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