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. 20, 2007
Filed:
Feb. 02, 2005
Motoyuki Fujimori, Suwa, JP;
Masami Murata, Shiojiri, JP;
Motoyuki Fujimori, Suwa, JP;
Masami Murata, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An optical device () includes: a optical modulator holder () that has inside thereof a cooling chamber in which a cooling fluid is encapsulated, and holds a optical modulator in such a manner that heat can be transferred between the optical modulator holder and the cooling fluid within the cooling chamber; a plurality of fluid circulation members () that are connected to the cooling chamber of the optical modulator holder () for mutual communication to guide the cooling fluid outside the cooling chamber and guide the cooling fluid inside the cooling chamber, again; and a main tank () that is arranged in the flow path of the cooling fluid in the plurality of fluid circulation members () and accumulates the cooling fluid. The main tank () has a cooling fluid inlet section for allowing the main tank () to be replenished with the cooling fluid.