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:
Jan. 17, 2017
Filed:
Jul. 31, 2014
Kawasaki Jukogyo Kabushiki Kaisha, Hyogo, JP;
Takehiro Nishimura, Kobe, JP;
Yasufumi Okumura, Kobe, JP;
Kazuhiro Onishi, Kobe, JP;
Chihiro Okayama, Kobe, JP;
KAWASAKI JUKOGYO KABUSHIKI KAISHA, Hyogo, JP;
Abstract
An air spring () includes: an upper surface plate (); a lower surface plate (); an elastic film () airtightly coupling a peripheral portion of the upper surface plate () and a peripheral portion of the lower surface plate () to each other to form an air chamber () inside the elastic film (); an elastic stopper () connected to the lower surface plate (); and at least one of an internal pipe () or internal wire () extending from an upper surface of the upper surface plate () to a side surface of the elastic stopper (). A part of a pipe and/or wire extending between a carbody () and a bogie () of a railcar () is constituted by the internal pipe () and/or internal wire () of the air spring ().