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:
Nov. 19, 1996
Filed:
Aug. 12, 1994
Hitoshi Karasawa, Hachioji, JP;
Norio Kobayashi, Hachioji, JP;
Tatsuya Yamaguchi, Hino, JP;
Tetsumaru Kubota, Hachioji, JP;
Yukio Kawase, Tokyo, JP;
Mitsumasa Okada, Hachioji, JP;
Takao Yamaguchi, Hachioji, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
An endoscope apparatus includes: an endoscope having an insertion section; and a sheath attached thereto so as to cover at least the insertion section of the endoscope, wherein the endoscope apparatus is equipped with: a forward end gap portion formed between the inner surface of an edge portion formed in the forward end portion of the sheath and the outer surface of the forward end portion of the insertion section of the endoscope; and a fluid passage which communicates with the forward end gap portion and which is formed between the inner surface of the sheath and the outer surface of the insertion section of the endoscope, and wherein a liquid feeding passage or a suction passage for passing a cleaning fluid or a sucked object is provided in the fluid passage, and a nozzle section for spraying the cleaning fluid onto an observation window portion in the forward end portion of the insertion section of the endoscope is provided in the forward end gap portion.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile