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:
Jan. 29, 2019
Filed:
Mar. 29, 2016
Applicants:
Showa Corporation, Gyoda, JP;
Fukoku Bussan Co., Ltd., Tokyo, JP;
Inventors:
Assignees:
SHOWA CORPORATION, Gyoda, JP;
FUKOKU BUSSAN CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 3/04 (2006.01); F16F 9/38 (2006.01); F16J 15/52 (2006.01);
U.S. Cl.
CPC ...
F16J 3/041 (2013.01); F16F 9/38 (2013.01); F16J 3/043 (2013.01); F16J 15/52 (2013.01);
Abstract
A cover member is to cover a cylinder and includes a plurality of peaks, a plurality of valleys, and coupling portions, which couple the plurality of peaks to the plurality of valleys. The cover member is expandable and contractable in an alignment direction in which the plurality of peaks and the plurality of valleys are aligned. Each peak of the plurality of peaks includes a depression depressed from an apex of the peak in a direction toward the cylinder, and each valley of the plurality of valleys includes a protrusion protruding from a bottom of the valley in a direction opposite to the cylinder.