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.:

US 7861346 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 04, 2011

Filed:

Jun. 30, 2005
Applicant:

Michael W. Wilson, Sackville, CA;

Inventor:

Michael W. Wilson, Sackville, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01D 4/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A light to medium-duty bridge structure suitable for use in golf-courses, parks and similar settings. The bridge structure comprises at least one corrugated metal plate having corrugations oriented parallel to the longitudinal axis of the bridge structure. Applied to the upper surface of this corrugated metal plate is a layer of concrete or like material to provide a support/running surface. The corrugated metal plate is provided with a plurality of devices adapted to engage the concrete or like material so as to provide a composite corrugated metal plate-concrete structure capable of supporting light to medium-duty loads.


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