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:
Feb. 15, 2005
Filed:
Jul. 17, 2002
Yoshihiro Obata, Saitama, JP;
Hiroshi Sano, Chiba, JP;
Junji Usami, Tokyo, JP;
Shunichi Ito, Tokyo, JP;
Yoshihiro Obata, Saitama, JP;
Hiroshi Sano, Chiba, JP;
Junji Usami, Tokyo, JP;
Shunichi Ito, Tokyo, JP;
PENTAX Corporation, Tokyo, JP;
Abstract
At the tip of an insert portion of an endoscope, LEDs are provided. An air and liquid supply unit is mounted on a handle portion of the endoscope. The air and liquid supply unit is provided with a tank, a pump, and a battery. Liquid, which is supplied to the tip, is stored in the tank. The battery supplies driving current to the pump and the LEDs. The pump takes in the surrounding air. In accordance with the manipulation of the buttons provided on a grip portion of the endoscope, the pump sends either the liquid or the air to the tip.