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:
Sep. 03, 1996
Filed:
Jun. 07, 1995
Applicant:
Inventor:
Nobuaki Date, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369112 ; 369117 ;
Abstract
An optical disk device includes a light source, an objective lens, a box body and a supporting member. The light source is provided so as not to move to the apparatus body. The box body holds the objective lens. The box body is supported movably to the apparatus body in the tracking, focusing and seek directions by the supporting member. Light beam emitted from the light source is guided to the objective lens by the mirror.