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:
Oct. 06, 2009
Filed:
Oct. 11, 2005
Applicant:
Mauno Ruuska, Roismala, FI;
Inventor:
Mauno Ruuska, Roismala, FI;
Assignee:
Hagie Manufacturing Company, Clarion, IA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01H 5/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A blade () meant to work in the curved form of a snow plough and attached from its lower edge to a rigid beam, the upper edge of which is supported by means of upper beam () or similar, and said blade is of flexible material, as plastic sheet. The blade is from its upper beam (), essentially from its middle, supported by suspension means (), which due to the ploughing load allows upper beam () and blade () upper edge to tilt and blade () to change the radius of curvature at least from the suspension spot on the blade area toward the blade point.