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. 20, 1978
Filed:
Nov. 23, 1976
Applicant:
Inventor:
Robert W Walker, Wiggins, CO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60T / ;
U.S. Cl.
CPC ...
188 32 ; 188 / ;
Abstract
An elongated frame rests on the ground in the path of a self-propelled sprinkler wheel. The wheel rides up onto a pair of rollers on the frame to prevent the wheel from obtaining traction and another roller on the frame engages the front of the wheel to positively block further forward movement of the sprinkler.