Front suspension system having overload protection

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9919721
SERIAL NO

14399505

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Abstract

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Disclosed is a front suspension system having overload protection. The system comprises a mounting seat, a centering device, a support device used for supporting a coupling buffer and a coupling end pin, wherein the mounting seat is connected to a railway vehicle body, and the centering device and the support device are both installed on the mounting seat. The system further has a coupling connection seat and an overload protection element, wherein the coupling connection seat comprises a base and a coupling connection part connected as one with the base. The base is connected to a rear face of the mounting seat by means of the overload protection element. The coupling connection part passes through a through hole provided in the middle of the mounting seat and is connected with the coupling buffer by means of the coupling end pin. The coupling connection part is closely fitted with the through hole. The front suspension system has a simple structure and is lightweight.

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Patent Owner(s)

Patent OwnerAddress
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO LTDNO 231 RUICHANG ROAD NORTH DISTRICT QINGDAO SHANDONG QINGDAO CITY SHANDONG PROVINCE 266031

International Classification(s)

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  • 2013 Application Filing Year
  • B61G Class
  • 19 Applications Filed
  • 18 Patents Issued To-Date
  • 94.74 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20132014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Kai Qingdao, CN 495 4467
Liu, Hui Qingdao, CN 520 7207
Liu, Jibo Qingdao, CN 9 30

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Patent Citation Ranking

  • 0 Citation Count
  • B61G Class
  • 0 % this patent is cited more than
  • 7 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges66101 - 1011 - 2000.511.522.533.544.555.566.5

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