Title:
LEAKAGE CUTOFF METHOD FOR GAS IN VESSEL AND VESSEL EQUIPPED WITH LEAKAGE CUTOFF STRUCTURE
Document Type and Number:
Japanese Patent JP3428969
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a vessel equipped with a leakage cutoff structure for internal gas which can surely prevent internal gas from leaking out, and also have a lid body attached and detached readily in a short time, etc.
SOLUTION: The container 2 is composed of a container body 3 has an opening atop and has fixed internal capacity and the lid body 21, which is mounted on the container body 3 and closes the opening part 11. An annular recessed groove part 21, having an opening atop is formed at the outer periphery of the upper end part 10 of the container body 3, and liquid pooled in the recessed groove part; and a hanging part, which hangs from the peripheral edge part of the lid body 21, is formed at the peripheral edge and fitted onto the upper end part 10 of the container body 3, while being dipped in the liquid in the recessed groove 12.
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Inventors:
Shigeru Mizukawa
Victory Nakata
Shunji Matsumoto
Victory Nakata
Shunji Matsumoto
Application Number:
JP2001099127A
Publication Date:
July 22, 2003
Filing Date:
March 30, 2001
Export Citation:
Assignee:
Sumitomo Precision Products Co., Ltd.
International Classes:
B65D53/00; B65D53/06; F16J15/10; F16J15/14; H01L21/00; H01L21/306; (IPC1-7): H01L21/306; B65D53/06; F16J15/10; F16J15/14
Domestic Patent References:
| JP4315478A | ||||
| JP4152525A | ||||
| JP63180927U |
Attorney, Agent or Firm:
Satoshi Murakami