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. 15, 2019
Filed:
Dec. 14, 2016
Tsuneaki Kondoh, Kanagawa, JP;
Tomoaki Sugawara, Kanagawa, JP;
Yuko Arizumi, Kanagawa, JP;
Mayuka Araumi, Tokyo, JP;
Mizuki Otagiri, Kanagawa, JP;
Junichiro Natori, Kanagawa, JP;
Megumi Kitamura, Tokyo, JP;
Takahiro Imai, Tokyo, JP;
Hideyuki Miyazawa, Kanagawa, JP;
Makito Nakashima, Kanagawa, JP;
Tsuneaki Kondoh, Kanagawa, JP;
Tomoaki Sugawara, Kanagawa, JP;
Yuko Arizumi, Kanagawa, JP;
Mayuka Araumi, Tokyo, JP;
Mizuki Otagiri, Kanagawa, JP;
Junichiro Natori, Kanagawa, JP;
Megumi Kitamura, Tokyo, JP;
Takahiro Imai, Tokyo, JP;
Hideyuki Miyazawa, Kanagawa, JP;
Makito Nakashima, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A gripping deviceis provided at the front end of an arm of an assembly robot. The gripping deviceincludes a pair of grippersandcapable of opening and closing. The side configured to come into contact with a part, of each gripperincludes a pressure-sensitive sensor. The pressure-sensitive sensorincludes a first electrode and a second electrode serving as a pair of electrodes and an intermediate layer formed of rubber or a rubber composition between the pair of electrodes. The intermediate layer is configured to generate electricity when deformed by contact with an object (part). The side configured to come into contact with the object, of the intermediate layer is subjected to a surface modification treatment and has a higher hardness than the opposite side.