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:
Apr. 07, 2020
Filed:
Mar. 24, 2016
Chang Zhou Current Supply Company of Jiangsu Electric Power Company, Changzhou, CN;
Jiangsu Electric Power Company, Nanjing, CN;
State Grid Corporation of China, Beijing, CN;
Honghai Yin, Changzhou, CN;
Liang Ji, Changzhou, CN;
Zhen Xu, Changzhou, CN;
Jianjun He, Changzhou, CN;
Zehua Zhang, Changzhou, CN;
CHANG ZHOU CURRENT SUPPLY COMPANY OF JIANGSU ELECTRIC POWER COMPANY, Changzhou, CN;
JIANGSU ELECTRIC POWER COMPANY, Nanjing, CN;
STATE GRID CORPORATION OF CHINA, Beijing, CN;
Abstract
The present disclosure provides an amplitude limiting system of insulated aerial work platform, including an insulated aerial work platform having a telescopic arm, an insulated folding arm and retractable supporting legs, a luffing cylinder, a first pressure sensor, a balance valve, a selector valve, a flow meter, and a controller; the luffing cylinder is installed between the telescopic arm and the insulated folding arm and includes a hydraulic pressure chamber; the first pressure sensor is connected to the hydraulic pressure chamber of the luffing cylinder and is electrically connected to the controller; the balancing valve is arranged on the luffing cylinder; the selector valve is connected to the balance valve; the flow meter is connected in between the selector valve with the balance valve and is electrically connected to the controller.