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:
Apr. 10, 2012
Filed:
May. 20, 2010
Yoshinori Kamakura, Kanagawa, JP;
Tatsuo Nakamura, Kanagawa, JP;
Katsuya Tanabe, Kanagawa, JP;
HITEC Co., Ltd., Kanagawa, JP;
Abstract
A detecting structure for a stuffing apparatus includes: a stuffing nozzle having a material discharge port and a photoelectric sensor for detecting a terminating end of a casing loaded on an outer periphery of the stuffing nozzle, wherein the photoelectric sensor is accommodated in a protective case having a transparent portion, and a first air supplying arrangement for supplying air into the protective case is provided on the protective case. Further, the first air supplying arrangement may have an air nozzle which is provided in the protective case and jets air toward an inner surface of the transparent portion. Still further, second air supplying arrangement may be provided for supplying air toward an outer surface of the transparent portion. Furthermore, third air supplying arrangement may be provided for supplying air toward the casing.