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Patent Searching and Data


Title:
LATERAL DRIVE MECHANISM FOR VARIABLE-GAUGE WHEEL PAIR AND VARIABLE-GAUGE WHEEL PAIR
Document Type and Number:
WIPO Patent Application WO/2020/253438
Kind Code:
A1
Abstract:
A lateral drive mechanism (1) for a variable-gauge wheel pair and a variable-gauge wheel pair. The lateral drive mechanism (1) is provided at the outer side of each wheel (4) and is fixed on an axle box body (7); the lateral drive mechanism (1) comprises an electric cylinder (11), and an extension end of the electric cylinder (11) is used for pushing or pulling the unlocked wheel (4), thereby realizing the change of gauge of the wheel (4).

Inventors:
MA LIJUN (CN)
QIAO QINGFENG (CN)
LI HENGKUI (CN)
WANG XU (CN)
WANG YUTAO (CN)
Application Number:
PCT/CN2020/090811
Publication Date:
December 24, 2020
Filing Date:
May 18, 2020
Export Citation:
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Assignee:
CRRC QINGDAO SIFANG CO LTD (CN)
UNIV SOUTHWEST JIAOTONG (CN)
International Classes:
B61F7/00; B60B35/10; B61F15/12
Foreign References:
CN110228497A2019-09-13
CN110228492A2019-09-13
CN110228493A2019-09-13
CN110228494A2019-09-13
CN110228495A2019-09-13
CN110228496A2019-09-13
CN110228498A2019-09-13
CN110228499A2019-09-13
CN108791352A2018-11-13
CN203637453U2014-06-11
JP2008074141A2008-04-03
CN208291241U2018-12-28
Attorney, Agent or Firm:
CN-KNOWHOW INTELLECTUAL PROPERTY AGENT LIMITED (CN)
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