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. 17, 1992
Filed:
May. 28, 1991
Applicant:
Inventor:
S Hudson Owen, Marshfield, WI (US);
Assignee:
Kerr-McGee Chemical Corporation, Oklahoma City, OK (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01B / ;
U.S. Cl.
CPC ...
238-8 ; 238-6 ; 404 40 ;
Abstract
A plurality of timbers connected to ties at a railroad grade crossing. Hooks are connected to some of the ties. When the timbers are disposed on the ties, the hooks are inserted into the timbers. Pins are disposed through the ties and through portions of the hooks for connecting the timbers to some of the ties. The timbers are connected in groups of two or three timbers to form field deck panels and gauge deck panels.