Liquid closing device

Details Liquid closing device Liquid closing device

1986-01-30

1987-07-21

Michalsky, Gerald A.

Fluid handling

With liquid valves or liquid trap seals

Liquid seal in liquid flow line; flow liquid forms seal

13724715, 13724743, E03C 128

Patent

active

046811311

ABSTRACT:
A device for closing a transport duct for a liquid with the aid of said liquid, for example, a siphon, said device mainly comprising a housing (1) with a liquid chamber, a tube stub (4) connected in airtight manner with said housing (1) and reaching at the most up to the liquid chamber and a drain stub (5) opening out above the liquid chamber for connection with the transport duct (15), wherein around the pipe stub (4) there is arranged a body (8) capable of floating on the liquid, while airtight means (10) are arranged between the floating body (8) and either the pipe stub (4) or the wall of the housing (1), whereby it is no longer necessary to have the pipe stub (4) reaching into the liquid in the liquid chamber so that, when liquid is drained, a stream can directly flow beyond the liquid chamber towards the transport duct (15).

REFERENCES:
patent: 2199675 (1940-05-01), Ronning
patent: 4524795 (1985-06-01), Ericson et al.

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