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. 12, 2017
Filed:
Sep. 21, 2016
Applicant:
Precaster Enterprises Co., Ltd., Taichung, TW;
Inventors:
Nen-Tsua Li, Taichung, TW;
Chen-Yu Liao, Taichung, TW;
Assignee:
Precaster Enterprises Co., Ltd., Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L 9/28 (2006.01); A47L 11/40 (2006.01);
U.S. Cl.
CPC ...
A47L 11/4011 (2013.01); A47L 11/4005 (2013.01); A47L 9/2863 (2013.01); A47L 2201/04 (2013.01);
Abstract
A power supply device for a rotary distance detection device of a robot vacuum cleaner includes a base having a control board which is electrically connected to a power supply so as to control the base to move. The control board has bearings and a distance-detection circuit board on the bearings. The distance-detection circuit board is electrically connected to the control board and the power supply via the bearings so that the robot vacuum cleaner is able to work continuously without worry of replacement of batteries.