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:
Feb. 11, 2003
Filed:
Sep. 24, 2001
William B. Walkup, Hillsboro, OR (US);
Hon Hai Precision Ind. Co., Ltd., Taipei Hsieh, TW;
Abstract
A retainer device ( ) for attaching a heat sink ( ) to a CPU ( ) includes a retention module ( ) and a slider ( ). The retention module has a non-symmetrical opening ( ) in a side wall ( ) thereof, thus defining a slanted surface ( ) on the retention module. The slider defines a first slot ( ) accommodating a flange ( ) of the heat sink and the side wall of the retention module, and a second ramp slot ( ) opposite to the first slot for accommodating the slanted surface of the retention module. A locking spring ( ) is connected to the slider with a rotatable cam. The locking spring has a cantilever beam ( ), and a pressing portion ( ) pressing against the flange of the heat sink.