What is the function of c5a6 vacuum tube?

The vacuum tube of c5a6 in Pacific Auto Network is used as an auxiliary power supply. The vacuum tube provides vacuum for one side of the working pump membrane, and the other side is communicated with the atmosphere, so that the pump membrane drives the push rod to move forward under the pressure of the atmosphere, thus playing a role in boosting power.

(19) China National Intellectual Property Administration, China

(12) Application for a patent for invention

(10) Application PublicationNo. CN 1587702A

(43) Date of publication of application: March 2, 2005

(2 1) The application number is CN2004 10053824. 1.

(22) Date of application: August 2004.18.

(7 1) Applicant Shanghai Jialin Pump and Valve Co., Ltd. Address: 201kloc-0/09 No.2051Humin Road, Minhang District, Shanghai.

(72) Inventor Chu Quan; Wu Shun; Gu; Wu minjuan; Gao Xiang

Wu Baogen, patent agency of Shanghai Shenhui Patent Agency Co., Ltd.

(5 1)Int。 cif 04b 39/00； f04c 27/00； f04d 29/08； f 16l 15/04； Statement of claim

Name of Invention (54) Sealing Method of Vacuum Valve

(57) The invention discloses a sealing method of a vacuum tube valve, which is characterized in that the valve seal between a vacuum tank and a vacuum pump is formed by connecting two valves in series; The seal between pipes is made of PTFE raw material tape and polymer organic resin at intervals. Due to the adoption of double valves in series, gas leakage can be reduced to {* journal inlet *}.

(Photo/Text/Photo: Pacific Auto Network Q&A called Beast)