Title:
HOSE CLAMPING DEVICE
Document Type and Number:
WIPO Patent Application WO/2009/155853
Kind Code:
A1
Abstract:
A hose clamping device, comprising a hose joint (4), an inner cone nut (1) and a pipe bolt (2) matched with each other; a big-aperture end of the inner cone nut (1) is a screw-in end, and a small-aperture end corresponding to the big-aperture end is the tail end of the inner cone nut (1); an inner thread of the inner cone nut (1) is a tapered thread; the thread small diameter A of the tail end of the inner cone nut (1) is slightly more than the outer diameter of a hose (3); more than two strip openings parallel to a central shaft are uniformly distributed at a threaded end of the pipe bolt (2) in the circumferential direction of a pipe wall; the inner diameter C of a central hole of the pipe bolt (2) is slightly more than the outer diameter of the hose (3). The clamping device is safe, practical, simple in structure, good in service performance, excellent in economic benefit and extensive in application, can be made of metal material or nonmetal material, can be widely used in all aspects of production, life, industry and agriculture, and can produce good economic benefit and social benefit.
Inventors:
WANG JIAXIAN (CN)
WANG YUANYUAN (CN)
WANG YUANYUAN (CN)
Application Number:
PCT/CN2009/072392
Publication Date:
December 30, 2009
Filing Date:
June 23, 2009
Export Citation:
Assignee:
WANG JIAXIAN (CN)
WANG YUANYUAN (CN)
WANG YUANYUAN (CN)
International Classes:
F16L33/22
Foreign References:
| JP2002054785A | 2002-02-20 | |||
| CN201062697Y | 2008-05-21 | |||
| CN1049549A | 1991-02-27 | |||
| CN101307852A | 2008-11-19 |
Attorney, Agent or Firm:
NANJING JINGWEI PATENT & TRADEMARK AGENCY CO., LTD. (XuanwuNanjing, Jiangsu 8, CN)
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