Title:
VERTICAL SUPPORT DEVICE UTILIZING SPRING FOR COUPLER
Document Type and Number:
WIPO Patent Application WO/2017/054476
Kind Code:
A1
Abstract:
Disclosed is a vertical support device utilizing a spring for a coupler. The vertical support device comprises: a support stand (3); a frame (4); a support rod (5); a support spring (6); an abrasion sleeve (7); and a tightening screw nut (8). The support spring (6) is sleeved onto the support rod (5). The support spring (6) has an upper end abutting against a bottom surface of the support stand (3) and a lower end abutting against an upper end of the frame (4). The support rod (5) has an upper end connected and fixed to the bottom surface of the support stand (3) and a lower end sequentially passing through the frame (4) and the abrasion sleeve (7) to form a threaded connection with the tightening screw nut (8). The support stand (3) comprises a vertical plate (31) and a horizontal plate (32). A bottom surface of the horizontal plate (32) is connected and fixed to the upper end of the support rod (5), and the vertical plate (31) is vertically fixed to one side of the horizontal plate (32) close to a buffer housing (1).
Inventors:
CHEN KAI (CN)
LIU HUI (CN)
ZHAO HAI (CN)
LIU HUI (CN)
ZHAO HAI (CN)
Application Number:
PCT/CN2016/083263
Publication Date:
April 06, 2017
Filing Date:
May 25, 2016
Export Citation:
Assignee:
QINGDAO SRI TECH CO LTD (CN)
International Classes:
B61G9/04
Foreign References:
| CN105083318A | 2015-11-25 | |||
| CN201376575Y | 2010-01-06 | |||
| CN102424056A | 2012-04-25 | |||
| CN201890238U | 2011-07-06 | |||
| US6357612B1 | 2002-03-19 | |||
| US5351844A | 1994-10-04 | |||
| GB1353227A | 1974-05-15 | |||
| CN201890238U | 2011-07-06 |
Other References:
See also references of EP 3196094A4
Attorney, Agent or Firm:
QINGDAO LAWSCI INTELLECTUAL PROPERTY LAW OFFICE (CN)
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