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:
Jun. 28, 1977
Filed:
Nov. 14, 1975
Kazumi Matsui, Tokyo, JA;
Takashi Umemori, Musashino, JA;
Yutaka Shibata, Takaishi, JA;
Kinzo Yamamura, Fujiidera, JA;
Tamisuke Kimura, Kobe, JA;
Tomokazu Kashiwara, Nishinomiya, JA;
Japanese National Railways, Tokyo, JA;
Sumitomo Electric Industries, Ltd., Osaka, JA;
Sumitomo Rubber Industry, Ltd., Kobe, JA;
Abstract
There is disclosed a set of current collecting elements used for a current collecting roller which feeds current to a transportation apparatus. The set of current collecting elements comprises a plurality of electroconductive elements arranged in juxtaposed relation to one another, said electroconductive elements being tightly and rigidly secured to each other by a lead wire at the lower portion of said elements. The current collecting roller using the present sets of current collecting elements is protected from being damaged by heat being generated between current collecting member and each of the electroconductive elements.