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. 19, 2024
Filed:
Dec. 22, 2021
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Hiroyuki Uematsu, Osaka, JP;
Hidekatsu Ozeki, Gifu, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61G 5/04 (2013.01); B60L 15/20 (2006.01); B60T 7/12 (2006.01);
U.S. Cl.
CPC ...
B60L 15/2009 (2013.01); B60T 7/12 (2013.01); B60L 2200/24 (2013.01); B60L 2200/30 (2013.01); B60L 2200/34 (2013.01); B60L 2240/12 (2013.01); B60L 2240/647 (2013.01);
Abstract
Electric trolley includes safety controller that determines whether or not to stop the driving of driving wheel, and driving commander that outputs, to the motor driver, (i) an operation permission signal for permitting motor to be operated and (ii) a control signal for controlling an operation of motor, in which safety controller performs control to stop inputs of the operation permission signal and the control signal to motor driver when the safety controller determines to stop the driving of driving wheel.