Title:
GAS CYLINDER SHELL TYPE VACUUM POLLUTION DISCHARGE APPARATUS
Document Type and Number:
WIPO Patent Application WO/2020/034704
Kind Code:
A1
Abstract:
A gas cylinder shell type vacuum pollution discharge apparatus, comprising a shell and a vacuum pollution discharge system (2), which is disposed in the shell. The shell is connected to an air pump used for generating compressed air, and a portion between the shell and the vacuum pollution discharge system (2) is filled with the compressed air. Compared with an existing apparatus, in which a gas storage cylinder and a vacuum pollution discharge system are arranged and installed separately, a gas storage cylinder in the gas cylinder shell type vacuum pollution discharge apparatus is able to accommodate other devices while having a gas storage function, extra space occupied during installation of the devices is avoided, and the overall volume of the apparatus is reduced; by using the gas storage cylinder as the shell, an original shell is omitted, and the costs of production materials are reduced.
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Inventors:
WANG ZHEN (CN)
Application Number:
PCT/CN2019/088517
Publication Date:
February 20, 2020
Filing Date:
May 27, 2019
Export Citation:
Assignee:
WANG ZHEN (CN)
International Classes:
E03D5/01; E03D9/00; F16J12/00; F17C13/00
Domestic Patent References:
WO2017112107A1 | 2017-06-29 |
Foreign References:
CN208830439U | 2019-05-07 | |||
CN108951811A | 2018-12-07 | |||
CN207004952U | 2018-02-13 | |||
CN104128105A | 2014-11-05 | |||
CN104101647A | 2014-10-15 | |||
CN1392313A | 2003-01-22 | |||
CN202117118U | 2012-01-18 |
Attorney, Agent or Firm:
VALLEY OF SOFT BEIJING INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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