The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 14, 1989
Filed:
Apr. 29, 1988
Applicant:
Inventor:
Martin F Ball, Grove, GB;
Assignee:
Metal Box p.l.c., Reading, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F / ;
U.S. Cl.
CPC ...
222209 ; 222260 ; 222376 ; 222383 ;
Abstract
A pump chamber dispenser is arranged for producing a striped or otherwise striated product from two or more differently-colored product components held in its variable-volume reservoir (22). For each component the dispenser has at least one inlet port (20) to the pump chamber (21) and at least one exit port (44) for each inlet port. Having passed separately through the exit ports the components ae ducted by galleries (61) to the base of a dispensing spout (68), where they are recombined as desired to form the multicomponent product.