Device for the introduction and/or the removal, in an airtight m

Details Device for the introduction and/or the removal, in an airtight m Device for the introduction and/or the removal, in an airtight m

1983-02-10

1985-01-22

Kittle, John E.

Coating apparatus

With vacuum or fluid pressure chamber

118405, 118428, 118429, 4274347, B05C 300

Patent

active

044944780

ABSTRACT:
A seal permitting wire, rod or the like to fed into a chamber at low prese comprising a Venturi tube constituting in its interior and in succession a convergence a neck and a divergence. The tube has a coaxial sleeve on its convergence side into which the solid to be treated can be introduced. This sleeve is partially engaged inside the Venturi tube over a length determined so as to create a rapid change of section which defines a dynamic joint zone in combination with the pressure, flow and speed of the fluid injected toward the inside of the Venturi tube.

REFERENCES:
patent: 2509699 (1950-05-01), Sherrill
patent: 2661619 (1953-12-01), Helle
patent: 2853970 (1958-09-01), Novak
patent: 3055080 (1962-09-01), Claussen et al.
patent: 3240037 (1966-03-01), Bittle et al.
patent: 3868104 (1975-02-01), Hunt et al.
patent: 3952568 (1976-04-01), Wareing et al.

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