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:
Mar. 16, 1999
Filed:
Jul. 25, 1996
Applicant:
Inventors:
Hirokazu Odagiri, Miyagi, JP;
Ko Ishikawa, Miyagi, JP;
Assignee:
Sony Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
36013031 ;
Abstract
A recording medium urging pad can urge a recording medium such as a magnetic tape against a recording and reproducing head stably and reliably. A head pad (10) fixed to a supporting member such as a leaf spring (9) comprises a first layer (10a) with a low elastic modulus contacting with a magnetic tape (T) and a second layer (10b) with an elastic modulus higher than that of the first layer (10a) fixed to the leaf spring (9), wherein a thickness (Ta) of the first layer (10a) and a thickness (Tb) of the second layer satisfy the following equation expressed as: ##EQU1## and the first and second layers (10a) and (10b) are bonded by an adhesive (10c).