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. 10, 2015
Filed:
Nov. 22, 2013
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Naohisa Manjome, Miyagi, JP;
Hiroshi Nakayama, Miyagi, JP;
Hiroyuki Takemoto, Miyagi, JP;
Jiro Fujiwara, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 23/03 (2006.01); G11B 17/22 (2006.01);
U.S. Cl.
CPC ...
G11B 23/0328 (2013.01); G11B 23/0323 (2013.01); G11B 17/22 (2013.01);
Abstract
There is provided a cartridge including a running portion which causes both end portions of a disc-shaped recording medium to run, and a pressing portion which presses one end portion of the disc-shaped recording medium to press the other end portion against the running portion. Static friction coefficients of a portion of the pressing portion coming in contact with the one end portion and a portion of the running portion coming in contact with the other end portion are different.