Dispensers

Details Dispensers Dispensers

1981-03-12

1984-03-20

Rolla, Joseph J.

Dispensing

With casing or support

Bracket or suspension supported

222309, 248201, 2482213, B67D 506

Patent

active

044375859

ABSTRACT:
A dispenser including a dispensing mechanism (8) having a plunger (14) slidable relative to a barrel (15). The quantity of product dispensed is varied according to inward travel of the plunger (14) and this is adjusted by rotation of a screw (19) altering the position of a collar (18). The screw is accessible from externally of the dispenser but only when the dispenser is removed from a wall. The dispenser cannot be removed from the wall except by inserting a tool through an access opening (32) in a mounting and locking arrangement whereby to release a latch (30).

REFERENCES:
patent: 813537 (1906-02-01), Townsend
patent: 1743831 (1930-01-01), Schurr
patent: 2599686 (1952-06-01), Bowman
patent: 2605021 (1952-07-01), Churchill et al.
patent: 3250438 (1966-05-01), Packwood
patent: 4036406 (1977-07-01), Jaspersen et al.

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