Adjustable suck-back device for sanitary pumps

Details Adjustable suck-back device for sanitary pumps Adjustable suck-back device for sanitary pumps

1978-12-11

1980-10-28

Schmidt, Frederick R.

Fluent material handling, with receiver or receiver coacting mea

Drip prevention by flow reversing and/or overfill removal

By means reversing direction of flow

137DIG2, 417446, 417567, B65B 332, F04B 700

Patent

active

042301602

ABSTRACT:
A suck-back arrangement for a sanitary filling unit in which a threaded adjusting member adapted to be selectively moved into and out of the path of the valve member of the outlet valve assembly is in threaded engagement only with a support member disposed externally of the outlet valve assembly while an unthreaded portion of the adjusting member extends into an unthreaded bore of the outlet valve housing so that no threaded parts are exposed to or come in contact with the product dispensed by the filling unit.

REFERENCES:
patent: 1989870 (1935-02-01), Lafferty, Jr.
patent: 3771908 (1973-11-01), Rosen

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