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:
Sep. 02, 1980
Filed:
Jun. 15, 1978
Richard L Morris, Galesburg, IL (US);
William H Wulff, Cedar Grove, WI (US);
Outboard Marine Corporation, Waukegan, IL (US);
Abstract
Disclosed herein is a lawn mower comprising a blade housing, wheels for supporting the blade housing for movement along the ground, a rotary cutting blade supported in the blade housing, and an internal combustion engine carried by the blade housing and rotatably driving the rotary cutting blade. The engine includes a carburetor and a movable throttle control for controlling fluid flow through the carburetor, the throttle control being movable from an open position to a flow restricting position. The engine further includes a movable air vane connected to the throttle control for moving the throttle control, a fan for impelleing air against the air vane so as to urge the throttle control to the flow restricting position, and a spring connected to the throttle control for urging the throttle control toward the open position.