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:
Feb. 26, 1991
Filed:
Jun. 13, 1989
Applicant:
Inventors:
Keiji Ohmura, Kudamatsu, JP;
Sumio Okuno, Kudamatsu, JP;
Michifumi Takeichi, Kudamatsu, JP;
Masato Okazaki, Kudamatsu, JP;
Hitoshi Tsuruda, Kudamatsu, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B61D / ; B61D / ;
U.S. Cl.
CPC ...
105397 ; 105396 ;
Abstract
A light weight car body for railway rolling stock wherein the shearing rigidity with respect to a vertical load in a portion near a body bolster of the car body is larger than the shearing rigidity of a portion other than the portion near the body bolster whereby the shearing rigidity of the portion other than the portion near the body bolster of the car body has a sufficient bending rigidity.