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. 16, 1999
Filed:
Jan. 16, 1997
Applicant:
Inventor:
Masahiko Chaya, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369244 ;
Abstract
An optical pickup apparatus is guided in a predetermined direction along a pair of guide shafts, and includes a supporting mechanism for supporting the optical pickup relative to the guide shafts, a preloading mechanism for providing a preload force on the supporting mechanism against the guide shafts, and an adjusting mechanism for adjusting the preload force of the preloading mechanism.