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:
Apr. 16, 2002
Filed:
Mar. 17, 2000
Applicant:
Inventors:
Assignee:
Josef Wischerath GmbH & Co. KG, Pulheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 1/106 ;
U.S. Cl.
CPC ...
G01F 1/106 ;
Abstract
A dispensing pump implemented as modular functional unit comprises a piston body ( ) having a piston section ( ) and a cylinder body ( ) having a cylinder section ( ). The piston section ( ) is slidably accommodated in the cylinder section ( ). Both said elements define a pump chamber ( ) together. An inlet channel ( ) and an outlet channel ( ) are connected via the pump chamber ( ). A respective check valve ( ) is arranged in each of said channels ( ). Limiting devices ( ), which are adapted to be brought into engagement with one another, are provided on said piston body ( ) and said cylinder body ( ). In addition, a dispenser and a dispenser unit-assembly system are suggested.