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:
Mar. 28, 1978
Filed:
Mar. 21, 1977
Applicant:
Inventor:
Earl E Frank, Tallman, NY (US);
Assignee:
Abex Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01B / ;
U.S. Cl.
CPC ...
246458 ; 246454 ; 246468 ;
Abstract
Wheel loads on the running surfaces of a frog point and its (cast) integral wings are distributed to the ties by a bottom wall boxing in the side walls which support those running surfaces and by strategically located center ribs.