logo

For the Inventor, By the Inventor

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 4791513 B1

PDFFull Text
Date of Patent:
Dec. 13, 1988

Filed:

Feb. 19, 1988

Button shaped head for floppy disc

Applicant:
Inventor:

Masao Okita, Furukawa, JP;

Assignee:

Alps Electric Co., Ltd., , JP;

Attorneys:

Shoup; Guy W.

Winters; Paul J.

Primary Examiner:

John H Wolff

Assistant Examiner:

Matthew J Bussan

Int. Cl.
CPC ...
G11B / ; G11B / ; G11B / ;
U.S. Cl.
CPC ...
360104 ; 29603 ;
Abstract

In a button shaped magnetic head used for a floppy disc apparatus, a planar spring and a plurality of terminals are inititally formed integrally and insert molded to be contained in a button shaped base, the planar spring and the terminals are then separated from each other, an erasing coil and a read/write coil are mounted on one side of the planar spring, ends of coil wires of the erasing coil and the read/write coil are connected with internal end portions of the terminals relative to the base, while outer end portions of the terminals extending radially outwardly of the base are connected with lead wires.

Find Patent Forward Citations

Okita, Masao. (1988). Button shaped head for floppy disc (U.S. Patent No. 4791513). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4791513

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…