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 7068472 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 27, 2006

Filed:

Apr. 10, 2003
Applicants:

Yong-chul Yoo, Suwon-si, KR;

Sang-chul Ko, Seoul, KR;

Inventors:

Yong-chul Yoo, Suwon-si, KR;

Sang-chul Ko, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/54 (2006.01);
U.S. Cl.
CPC ...
Abstract

An actuator latch apparatus of a hard disk drive for locking a pivoting actuator includes a locking protrusion provided at one side of the actuator, a latch lever pivotably installed on the base and elastically biased such that a hook portion provided at one side of the latch lever restricts the locking protrusion, and an air flow pipe provided at the base and generating a driving torque to the latch lever by a pressure differential between the atmosphere and air flowing along a channel formed in the air flow pipe. Thus, since locking and unlocking are performed by selectively restricting the locking protrusion provided at the actuator, unlocking can be smoothly performed without any impacts while a locking state is maintained firmly. Also, since locking and unlocking of the actuator is driven by elastic bias and the rotation of the hard disk, power consumption is reduced.


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Yoo, Yong-chul. (2006). Hard disk drive actuator latch utilizing a fluid channel to deliver torque to a latch lever (U.S. Patent No. 7068472). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7068472

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