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.

Date of Patent:
Nov. 10, 2015

Filed:

Sep. 10, 2012
Applicants:

Myra Loveday, Knoxville, TN (US);

Xiao Jianglin, Shenzhen, CN;

Shang Lianhui, Dongguan, CN;

Yu Ziqian, Shenzhen, CN;

Inventors:

Myra Loveday, Knoxville, TN (US);

Xiao JiangLin, Shenzhen, CN;

Shang Lianhui, Dongguan, CN;

Yu Ziqian, Shenzhen, CN;

Assignee:

RADIO SYSTEMS CORPORATION, Knoxvill, TN (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01K 1/01 (2006.01); A01K 29/00 (2006.01);
U.S. Cl.
CPC ...
A01K 1/011 (2013.01); A01K 1/0114 (2013.01); A01K 1/0132 (2013.01);
Abstract

A self-cleaning litter box. The self-cleaning litter box includes a rake drive housing that is securable to and removable from a litter tray. The rake drive housing contains the rake drive control system. The rake drive control system automatically cleans the litter tray after each use and/or on a periodic basis by combing the litter with a sweeping rake. The sweeping rake is paired with a spade that loosens waste products that is stuck to the litter tray. At the disposal end of the self-cleaning litter box, a disposal rake cooperatively rotates with the sweeping rake to transfer waste products into a waste receptacle.


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