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:
May. 25, 2010
Filed:
Jan. 22, 2007
Masaru Takahashi, Nagano-ken, JP;
Hiroyuki Ito, Nagano-ken, JP;
Seiji Tojo, Nagano-ken, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A nozzle protecting deviceof an ink jet type recording apparatus has a capwhich covers nozzles of a recording head and a cap support memberwhich is connected to the capvia a spring member. The distance between the capand the cap support membercan be changed by elastic deformation of the spring member. A vent holeis formed in the cap. A valve seatwhich covers the terminal portion of the vent holeis provided. A valve bodyis rotatably attached to the lower portion of the cap. The valve bodyselectively abuts on and parts from the valve seatin accordance with the distance between the capand the cap support member. As a result, the inside of the capis opened and closed to air via the vent hole