Piston for a dispensing tool

Details Piston for a dispensing tool Piston for a dispensing tool

1994-03-21

1995-09-12

Kashnikow, Andres

Dispensing

With discharge assistant

Container with follower

92247, B67D 542

Patent

active

054490960

ABSTRACT:
A piston (6) for a tool dispensing a mass from a foil bag (5) includes an axially extending piston rod (8) engageable with a central engagement part (14) of the piston and arranged to be pressed against the foil bag (5). A wipe-off edge (15) at least partially encircles and is located radially outwardly from the central engagement part (14). The wipe-off edge (15) is axially displaceable for a limited extent relative to the central engagement part (14).

REFERENCES:
patent: 2958445 (1960-11-01), Jesse
patent: 3178074 (1965-04-01), Sundholm
patent: 3612359 (1971-10-01), Sundholm
patent: 4452370 (1984-06-01), Langensiepen et al.
patent: 4733792 (1988-03-01), Wasserman et al.
patent: 4792065 (1988-12-01), Soehnlein et al.
patent: 5056690 (1991-10-01), Ichihara et al.
patent: 5092496 (1992-03-01), Gayle et al.
patent: 5295615 (1994-03-01), Gentile
patent: 5332122 (1994-07-01), Herold et al.
patent: 5370282 (1994-12-01), Sedlmeier

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