Pumps for hand-held dispensers

Details Pumps for hand-held dispensers Pumps for hand-held dispensers

1976-03-31

1977-10-11

Tollberg, Stanley H.

Dispensing

With casing or support

Enclosing cover for actuating parts of discharging means

222341, B67D 8314

Patent

active

040530868

ABSTRACT:
A manually-operated, reciprocating pump for liquids comprising a pump body with a slidable piston, the piston being manually moved in one direction by a manually-operated actuating member and is resiliently-returned by a spring; the delivery stroke of the piston is disengaged from the actuating member during the return stroke so that the discharge is independent of the movement of the actuating member.

REFERENCES:
patent: 2873892 (1959-02-01), Nelson et al.

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