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:
Apr. 26, 2011
Filed:
Dec. 04, 2009
Applicants:
Chikashi Yoshinaga, Ota, JP;
Kenichi Takeuchi, Kiryu, JP;
Inventors:
Chikashi Yoshinaga, Ota, JP;
Kenichi Takeuchi, Kiryu, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/22 (2006.01); G11B 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical pickup apparatus comprising: a photo detector configured to receive light reflected from a medium; a housing mounted with the photo detector; and a projecting portion projecting from the housing, the projecting portion including a displacement preventer configured to prevent displacement of the photo detector or an adhesive relative to the housing, the displacement preventer including a fixing portion formed to extend along a plurality of directions, the photo detector being provided on the housing by applying the adhesive to the displacement preventer.