Title:
CYLINDER VALVE EQUIPPED WITH A STOPPER AND A STOPPER SETTING SYSTEM OF THE CYLINDER VALVE
Document Type and Number:
WIPO Patent Application WO/2010/123167
Kind Code:
A1
Abstract:
A cylinder valve sets and mounts a stopper installed in a stopper guide in advance to maintain a constant flow coefficient that a user desires using a stopper setting system, thereby enabling gas to be supplied with a constant flow coefficient and thus minimizing defects in manufacturing processes. The cylinder valve equipped with the stopper of the present invention comprises: a body; a shut-off valve chamber; a closed element contained in the shut-off valve chamber; a diaphragm which surrounds a stem of the closed element and operates variably; a push rod for pushing the stem, wherein the stem of the closed element is connected to the push rod; a cylinder of which one side is connected to the push rod, which rotates according to the operation of a handle wheel; a sleeve which is bolt-jointed with the cylinder and in which a stopper guide is installed on one side; and the handle wheel in which a handle stopper is installed.
Inventors:
LEE KWANG HO (KR)
Application Number:
PCT/KR2009/002192
Publication Date:
October 28, 2010
Filing Date:
April 27, 2009
Export Citation:
Assignee:
YOUNG DO IND LTD (KR)
LEE KWANG HO (KR)
LEE KWANG HO (KR)
International Classes:
F16K31/60; F16K1/50; F16K35/06; F16K37/00
Domestic Patent References:
| WO2000022327A1 | 2000-04-20 |
Foreign References:
| EP0462432A2 | 1991-12-27 | |||
| JP2007206028A | 2007-08-16 |
Attorney, Agent or Firm:
LEE, JAE HWA (KR)
이재화 (KR)
이재화 (KR)
Download PDF: