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.:
Date of Patent:
Aug. 03, 2010
Filed:
Aug. 06, 2007
Applicant:
Ting-hui Chih, Hua Lian, TW;
Inventor:
Ting-Hui Chih, Hua Lian, TW;
Assignee:
Qisda Corporation, Taoyuan County, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A47B 91/00 (2006.01); A47G 29/00 (2006.01); G06F 1/16 (2006.01); H05K 5/00 (2006.01); H05K 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotatable mechanism includes a U-shaped holding seat having left and right arm, a spring unit having a limiting stem received in a reception space defined between the right arm and a protection sheath extending from the left arm toward the right arm, a control shaft extending from the left arm toward the right arm and a torsion spring sleeved the control shaft to provide a torque, and a U-shaped holding frame fastened securely to the control shaft simultaneous rotation of the holding frame together with the spring unit with respect to the holding seat.