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:
Aug. 05, 2025
Filed:
Sep. 30, 2020
Zhuzhou Times New Material Technology Co., Ltd, Hunan, CN;
Xingwu Ding, Hunan, CN;
Jiling Bu, Hunan, CN;
Haitao Cheng, Hunan, CN;
Wensong Liu, Hunan, CN;
Bo Zou, Hunan, CN;
Jun Luo, Hunan, CN;
Feng Wang, Hunan, CN;
Jicao Zou, Hunan, CN;
Zhangyang Xia, Hunan, CN;
ZHUZHOU TIMES NEW MATERIAL TECHNOLOGY CO., LTD, Hunan, CN;
Abstract
A hydraulic composite bushing includes: a core shaft, with a continuously spiral fluid channel groove; a rubber member, arranged around the core shaft, and having two recesses formed radially outside of the fluid channel groove and radially opposite to each other; a support ring arranged around the rubber member; an outer cover pressing on the support ring from a radially outer side thereof; and a sealing device provided at each end of a fluid channel tube arranged within the fluid channel groove. Two ends of the fluid channel tube pass through the rubber member radially to extend into two hydraulic chambers respectively, with the hydraulic chambers in communication with each other through the fluid channel tube. One end of the sealing device is arranged inside the flow channel groove and the other end thereof passes through the rubber member to extend into the hydraulic chambers.