Title:
FITTING DEVICE AND SERVICE VALVE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2021/066320
Kind Code:
A1
Abstract:
The present invention provides a service valve (100) having an exposed valve handle (137), and a service valve including a fitting device (200) that includes a fitting housing (120) of which one end portion is fastened to the service valve (100), wherein the fitting housing (120) has external threads of a predetermined length on the outer circumference of the other end portion thereof, and includes a first internal bore step that protrudes at a predetermined depth from the other end portion thereof, the fitting device (200) comprises: a cap knob (50) screw-coupled to the external threads of the fitting housing (120); a ring lock washer spring (25) placed on the first internal bore step; and a sleeve (35) fitted into an internal bore at the other end portion of the fitting housing (120), and interposed between the ring lock washer spring (25) and the cap knob (50), and the sleeve (35) moves by the rotation of the cap knob (50) so as to press the ring lock washer spring (25) and expand the internal bore, and thus the fastening of a pipe (165) already inserted into the fitting device (200) is released.
More Like This:
| WO/1999/030918 | FUEL TANK ONE-WAY FLOW VALVE QUICK CONNECTOR |
| JP2023030347 | VALVE ATTACHMENT DEVICE |
Inventors:
MIN BYUNG SOO (KR)
Application Number:
PCT/KR2020/011059
Publication Date:
April 08, 2021
Filing Date:
August 19, 2020
Export Citation:
Assignee:
MIN BYUNG SOO (KR)
International Classes:
F16L41/16; F16L37/098; F16L37/22; F16L37/28; F16L41/02; F16L41/12; F16L41/14
Foreign References:
| KR101900927B1 | 2018-09-21 | |||
| KR101618639B1 | 2016-05-09 | |||
| JPH08145516A | 1996-06-07 | |||
| US20170121168A1 | 2017-05-04 | |||
| KR102098775B1 | 2020-04-08 | |||
| KR101900927B1 | 2018-09-21 |
Attorney, Agent or Firm:
KEY IP&LAW FIRM (KR)
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