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:
Mar. 28, 2006
Filed:
Oct. 18, 2004
Richard Deasy, Pittsburgh, PA (US);
Yiu Chung Wan, Tsuen Wan, HK;
Richard Deasy, Pittsburgh, PA (US);
Yiu Chung Wan, Tsuen Wan, HK;
Doskocil Manufacturing Company, Inc., Arlington, TX (US);
Abstract
A self-cleaning litter apparatus () comprises a base (); a turntable (), rotatably mounted within the base; a pan (), for holding a quantity of animal litter, the pan being rotatably driven with the turntable; a rake assembly (), providing a rake movable through the animal litter; a waste receptacle () for receipt of animal waste deposited in the litter, the receptacle providing a door () selectively moving to open and close the receptacle relative to movement of the rake assembly; a sensing mechanism () comprising a plurality of weight sensors (), and an electrically activated track assembly () for determining the presence of an animal in the pan; a drive mechanism () for rotating the turntable, driving the rake assembly and operating movement of the door and, a controller () having a timer, and selectively providing power to the sensing mechanism.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile