Air compressor for automobiles

Pumps – Condition responsive control of pump drive motor – Having timer or delay means

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Details

417290, 417234, 417279, 417435, 417 44G, 417 448, F04B 4906, F04B 4908

Patent

active

053520963

ABSTRACT:
This invention relates to an air compressor and in particular to one which includes a valve controlling device having a check valve and a cover. The check valve is fixedly mounted on said cover and is connected with a pipe. The check valve including a spring, a ball and a packing with the spring urging said ball against said packing thereby sealing said pipe. The cover is fixedly mounted on a cylinder so that air in said cylinder can flow out of said cover. A passage is formed between said cylinder and said cover and communicated with said check valve, a power breaker, an exhaust valve, and a pressure gauge. The power breaker is fixedly connected with said cover has via a connector and having an adjusting knob, a diaphragm, a main body, and two conducting members. The main body has an interior chamber in which is fitted a piston, the piston receiving a spring and having a protuberance on which is fitted a circular conductor. The spring urges the piston to go forward thereby pushing said circular conductor against the conducting members. An exhaust valve fixedly mounted on said cover and including a thermo-couple and a needle valve. The exhausting device comprises an upper bakelite cover and a lower bakelite cover closedly engaged with the upper bakelite cover. The upper bakelite cover is provided with a locking member and an air outlet. The locking member is fitted with a seal ring and is formed with a hole into which is fitted the needle valve with the lower end contacting a heat sensitive member.

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patent: 5052894 (1991-10-01), Rimington
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