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:
Dec. 10, 2013
Filed:
Jan. 31, 2012
Kazuyoshi Tominaga, Chiba, JP;
Takanori Koyano, Chiba, JP;
Jun Kawamura, Chiba, JP;
SII Printek Inc., , JP;
Abstract
A pressure damper includes a main body portion and a flexible film mounted on the main body portion. The main body portion has upper end portion, a recessed portion having an opening portion opened in the upper end portion, and a communication port opened in an inner surface of the recessed portion to communicate with an outer region of the pressure damper. The upper end portion forms at least one bank that surrounds the opening portion. The at least one bank has a height larger than a height of an upper surface of the main body portion and a width smaller than a width of a side wall of the main body portion. The flexible film is bonded to an upper surface of the bank to close the opening portion.