Title:
IMPROVED FLUID REPLACEMENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/001096
Kind Code:
A1
Abstract:
A fluid replacement device, comprising a fluid replacement gun and a magnetic oil purification valve assembly for use therewith. The fluid replacement gun comprises a handle (3) provided with a fluid channel (2). One end of the handle is laterally provided with a rotatable oil nozzle (12) communicating with the fluid channel. A rotatable dial for axial position limiting is sleeved on the oil nozzle and is located between a front end of the oil nozzle and the handle. The oil nozzle is fixed on the handle by a screw (5) connected to a rear end thereof. A front end of the dial is provided with an external thread (11). The magnetic oil purification valve assembly comprises a magnetic oil purification valve (13), a plug (14) matched with the magnetic oil purification valve, and a dustproof cap (15). The fluid replacement device has a simple structure, is easy to operate, and has a long service life.
Inventors:
ZHANG XUEYONG (CN)
Application Number:
PCT/CN2018/083254
Publication Date:
January 03, 2019
Filing Date:
April 17, 2018
Export Citation:
Assignee:
HUNAN ZIWEI AUTOMOBILE ENV PROT CO LTD (CN)
International Classes:
F16N31/00; F16H57/04
Foreign References:
| CN107084307A | 2017-08-22 | |||
| CN204647813U | 2015-09-16 | |||
| CN204647449U | 2015-09-16 | |||
| CN1228136A | 1999-09-08 | |||
| US6290106B1 | 2001-09-18 | |||
| US3543968A | 1970-12-01 |
Attorney, Agent or Firm:
CHANGSHA XINGYAO PATENT FIRM (CN)
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