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.:

US 7678398 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 16, 2010

Filed:

Sep. 15, 2006
Applicants:

Stefan Von Der Heide, Lohne, DE;

Martin Presche, Lohne, DE;

Inventors:

Stefan von der Heide, Lohne, DE;

Martin Presche, Lohne, DE;

Assignee:

RPC Bramlage GmbH, Lohne, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D 81/32 (2006.01);
U.S. Cl.
CPC ...
Abstract

An insert for insertion into a pressurized container for liquids has a component chamber for receiving an active substance and a pressure chamber for introducing the active substance into the liquid when opening the container for liquids. The pressure chamber has at least one small outer bore. The insert is freely movable in the container for liquids but has such a stable floating position on a surface of the liquid within the container for the liquids that the outer bore always points upwardly and optimizes a pressure compensation with the environment. After opening the container for liquids, the resulting relative overpressure in the pressure chamber in relation to the released pressure in the container for liquids effects an opening of the component chamber.


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von der Heide, Stefan. (2010). Insert for pressurized containers for liquids, especially beverage containers (U.S. Patent No. 7678398). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7678398

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