Hand brake limiting device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9932053
SERIAL NO

15231702

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a hand brake limiting device, comprising a bearing I (10), a spring, a spring holder (12), a guide plate (9), and a guide plate holder (23); the bearing I (10) is disposed on the spring holder (12); the spring is sleeved on the outside of the bearing I (10); the guide plate (9) and the guide plate holder (23) are sequentially disposed at one side of the spring away from the spring holder (12); a stopper post III (7) is secured to one side of the spring holder (12) facing the spring; a stopper post In (8) is secured to one side of the guide plate (9) facing the spring; a stopper post II (26) is secured to one side of the guide plate holder (23) facing the guide plate (9).

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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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  • 2016 Application Filing Year
  • B61H Class
  • 71 Applications Filed
  • 57 Patents Issued To-Date
  • 80.29 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bi, Jingquan Shandong, CN 2 1
Li, Xiangrui Shandong, CN 6 2
Lin, Chao Shandong, CN 122 2499
Wang, Chaoheng Shandong, CN 2 1
Zhang, Xin Shandong, CN 895 4200
Zhou, Jigang Shandong, CN 5 2

Cited Art Landscape

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Patent Citation Ranking

  • 0 Citation Count
  • B61H 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 ranges4701 - 1000.511.522.533.544.555.566.577.5

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