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Patent Searching and Data


Title:
COUPLER, AND VEHICLE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2022/253357
Kind Code:
A1
Abstract:
Provided in the present invention are a coupler and a vehicle having same. The coupler comprises: a coupler body, having an accommodating cavity, a first impact protection pin flange being disposed on the coupler body; and a coupler tongue, pivotally connected to the coupler body. The coupler tongue comprises a head part and a tail part. The tail part is positioned inside the accommodating cavity, and a first interval d is formed between the end surface of the tail part and the coupler body. The coupler tongue further comprises a second impact protection pin flange, and a second interval b is formed between the first impact protection pin flange and the second impact protection pin flange, wherein the first interval d and the second interval b satisfy: d < b. Applying the technical solution of the present invention solves the problem in existing techniques that the protective pin flange of a coupler is easily broken, causing the coupler to be scrapped.

Inventors:
CUI YINGJUN (CN)
FAN SHILIANG (CN)
MENG QINGMIN (CN)
JIN PENGDI (CN)
WANG YAN (CN)
WEI MINGYU (CN)
Application Number:
PCT/CN2022/103406
Publication Date:
December 08, 2022
Filing Date:
July 01, 2022
Export Citation:
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Assignee:
CRRC QIQIHAR ROLLING STOCK CO LTD (CN)
International Classes:
B60D1/04; B61G3/00
Foreign References:
CN113147287A2021-07-23
CN108528471A2018-09-14
CN108839665A2018-11-20
US5285911A1994-02-15
US4976363A1990-12-11
Other References:
HAN MEIRONG, SHEN, ZHONG: "Analysis and Improvement of No. 13 Coupler Lug Crack Damage", LOCOMOTIVE AND ROLLING STOCK TECHNOLOGY, no. 1, 28 February 2006 (2006-02-28), pages 22 - 24, XP093011832
Attorney, Agent or Firm:
KANGXIN PARTNERS, P.C. (CN)
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