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:
Nov. 30, 2004
Filed:
Dec. 18, 2002
Takaya Kamimura, Nara, JP;
Sanyo Electric Co., Ltd., Moriguchi, JP;
Abstract
The invention relates to a structure for and a method of adjusting the position of a magnetic head especially tangentially of a magnetic disk with improved accuracy for use in an optomagnetic disk device. The device has a head support unit comprising a pickup having an objective lens mounted thereon, and a head arm connected to the pickup and provided with a magnetic head the head arm being adjustable in position relative to the pickup so that the magnetic head is opposed to the objective lens on the pickup the head support unit being movable radially of the disk. The pickup has at least one screw hole for attaching the head arm thereto, and the head arm has a slit opposed to the screw hole of the pickup and in parallel to the tangential direction of the disk. A screw is slidably fitted in the slit of the head arm and has its distal end screwed in the screw hole An elastic member is provided between the screw and the head arm for pressing the head arm against the pickup