Title:
KNOB CAP FOR HIGH PRESSURE TANK
Document Type and Number:
WIPO Patent Application WO/2021/101238
Kind Code:
A1
Abstract:
Disclosed in the present invention is a knob cap for a high pressure tank, comprising: a first knob cap part having a coupling groove formed on the lower surface thereof coupled to a knob of a liner of a high pressure tank, a peripheral wing portion extending outward in contact with the surface of the liner outside of a lower portion thereof, and a column-shaped column portion extending upward at the center thereof; and a second knob cap part integrally coupled to the first knob cap part and having a hollow into which the column portion of the first knob cap part is inserted, and a plurality of column-shaped inner grooves each having an open upper end and extending downward formed on the outside of the hollow.
Inventors:
KIM DAE GUN (KR)
LEE KYO MIN (KR)
KO YOUNG KOAN (KR)
LEE YOU JUNG (KR)
KIM WON YOUNG (KR)
LEE KYO MIN (KR)
KO YOUNG KOAN (KR)
LEE YOU JUNG (KR)
KIM WON YOUNG (KR)
Application Number:
PCT/KR2020/016247
Publication Date:
May 27, 2021
Filing Date:
November 18, 2020
Export Citation:
Assignee:
LOTTE CHEMICAL CORP (KR)
International Classes:
F17C1/16; F17C1/06; F17C13/06
Domestic Patent References:
| WO2017015536A1 | 2017-01-26 |
Foreign References:
| KR101731960B1 | 2017-05-04 | |||
| US20160053945A1 | 2016-02-25 | |||
| US20160348845A1 | 2016-12-01 | |||
| JPH07158797A | 1995-06-20 | |||
| JPH10332082A | 1998-12-15 |
Other References:
See also references of EP 4063711A4
Attorney, Agent or Firm:
TNI IP LAW FIRM (KR)
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