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:
Jun. 30, 1992
Filed:
Apr. 15, 1991
Gary E Watson, Mequon, WI (US);
James P Doornek, Mequon, WI (US);
Thomas P Fechter, Jackson, WI (US);
Douglas Dynamics, Inc., Milwaukee, WI (US);
Abstract
A detachable snowplow blade lift assembly including a mount frame permanently connected to the vehicle frame. A snowplow assembly including an A-frame and a snowplow blade mounted on the A-frame is pivotally connected to the mount frame. A lift frame assembly including a lift actuator mechanism for raising and lowering the A-frame and snowplow blade is pivotally connected to the A-frame for rotation about a pivot axis. The snowplow blade lift assembly also includes a mounting arrangement for releasably connecting the A-frame and lift frame as a unit to the vehicle for pivotable movement of the A-frame relative to the vehicle and to the lift frame about the pivot axis. The A-frame mount affording pivotal movement of the A-frame and the lift frame about a common pivot axis provides a snowplow blade lift assembly which can be attachhed to, and detached from, the mounting frame as a unit and which has the capacity to stack snow.