Piston dispenser for paste or solid products including a lining

Details Piston dispenser for paste or solid products including a lining Piston dispenser for paste or solid products including a lining

1991-07-30

1992-07-21

Bratlie, Steven A.

Coating implements with material supply

Solid material for rubbing contact or support therefor

Including means to advance material

401 19, 401 22, 401 75, 401174, 401178, A45D 4006, A45D 4016

Patent

active

051317737

ABSTRACT:
The dispenser of a solid or paste product to be spread includes a reservoir (1) containing the product (P), which is made available by a drive mechanism manually controlled by the user, the reservoir (1) being a tube the interior of which is cylindrical and of arbitrary cross section, the tube including a dispensing opening (4), and the product (P) being disposed in the tube between the dispensing opening (4) and a displaceable, slow-feed piston (5), the translation of the piston (5) being obtained by means of the drive mechanism, the drive mechanism including a rod (6) at the end of which the piston (5) is attached, the piston (5) being pierced, from its face (10) closest to the product (P) to its face facing elements of the drive mechanism, by at least one conduit (11). The edges of the dispensing opening (4) are at least partly lined with a layer of an air-permeable material that serves to apply the product (P), the layer (8) being positioned straddling the edges.

REFERENCES:
patent: 1720369 (1929-07-01), McCue
patent: 3256980 (1966-06-01), Bau
patent: 3358699 (1962-10-01), Bau
patent: 3825021 (1974-07-01), Seidler
patent: 4664547 (1985-07-01), Rosenwinkel

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