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. 15, 2008
Filed:
Mar. 21, 2006
Applicant:
Robert E. Harr, Pritchett, CO (US);
Inventor:
Robert E. Harr, Pritchett, CO (US);
Assignee:
Harr Technologies, LLC, Mosca, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tool for cleaning a culvert comprises a rod having a center longitudinal axis, a housing having a center longitudinal axis and coupled coaxially to the rod, the housing having an interior chamber, the housing has an outside dimension that can be accommodated within the culvert, and at least one paddle operable to rotate about the center longitudinal axis of the rod inside the interior chamber of the housing, the at least one paddle operable to dislodge and loosen debris inside the culvert.