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:
Oct. 08, 1996
Filed:
Apr. 28, 1993
Hisao Yabe, Hachioji, JP;
Yoshihiro Iida, Tama, JP;
Akira Suzuki, Hachioji, JP;
Hideo Ito, Hachioji, JP;
Yoshio Tashiro, Hino, JP;
Minoru Yamazaki, Hachioji, JP;
Osamu Tamada, Hachioji, JP;
Yosuke Yoshimoto, Tama, JP;
Yasuyuki Futatsugi, Hachioji, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
An insert cover portion having channels including an air-supply tubular passage, a water-supply tubular passage and a suction tubular passage sidewards extending from a joint adjacent to an operator in a direction of the longitudinal axis of the insert cover portion, the insert cover portion having channels further including an external tubular passage extending outwardly. The insert cover portion has the operation facility realized by considering to prevent hindering of the operation by various tubular passages extending from the joint.