Creamy substance dispenser, in particular for toothpaste

Details Creamy substance dispenser, in particular for toothpaste Creamy substance dispenser, in particular for toothpaste

1995-03-10

1996-11-26

Kashnikow, Andres

Dispensing

With discharge assistant

With material supply container and discharge assistant with...

222380, 2223831, 222387, B67D 542

Patent

active

055776400

ABSTRACT:
A creamy substance dispenser is formed from a small number of components of easy and economical construction and assembly. The dispenser includes a main body defining a metering chamber communicating with a creamy substance container, within the chamber there being sealedly slidable a piston from which is projected a hollow stem extending into a hollow appendix projecting from a skirt rigid with the main body. The appendix is provided with a discharge hole closable by the end of said stem and biased by a spring, the stem freeing said discharge hole when made to translate by manual action.

REFERENCES:
patent: 3478935 (1969-11-01), Brooks
patent: 4323175 (1982-04-01), Eckert
patent: 4691847 (1987-09-01), Ford et al.
patent: 4821926 (1989-04-01), Battegazzore
patent: 4890773 (1990-01-01), Corsette
patent: 5056690 (1991-10-01), Ichihara et al.
patent: 5176291 (1993-01-01), Filmore et al.
patent: 5242090 (1993-09-01), Reyss

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