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:
Jul. 23, 1991
Filed:
Jun. 05, 1989
Applicant:
Inventors:
Eric J Schmidt, Tiburon, CA (US);
Andrew Nagy, San Rafael, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01F / ; E01F / ;
U.S. Cl.
CPC ...
404-6 ; 404-9 ; 256 131 ;
Abstract
This invention relates to a road barrier, particularly to a road barrier for separating traffic lanes on a bridge. In the preferred embodiment, the barrier is made up of beams formed from steel three-beam guardrail sections. Steel tubes or flanges are welded to the top and bottom of the guardrail sections and a transverses stiffener is welded to one side. The barrier's sections are removable mounted by pins in anchors attached to the bridge deck.