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:
Oct. 15, 2013
Filed:
Jan. 11, 2010
Hans-peter Stadel, Lorch, DE;
Herbert Stotkiewitz, Bietigheim-Bissingen, DE;
Juergen Haak, Le Roermond, DE;
Hans-Peter Stadel, Lorch, DE;
Herbert Stotkiewitz, Bietigheim-Bissingen, DE;
Juergen Haak, Le Roermond, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a pressure relief valve for a packaging container (), comprising a base body () with a central through opening (), a sealing surface () and a peripheral region (), wherein the peripheral region () may be sealingly connected to an inner side () of the packaging container () and the sealing surface () has an inwardly tapering form and a membrane (), making contact with the sealing surface () to permit a seal wherein a fluid () is arranged between the sealing surface () and the membrane (). The membrane () is flexible and a recess () is made in the base body () into which the central through opening () opens out, wherein in the opening region of the central through opening (), an annular bead () projecting in the direction of the membrane () is arranged, projecting into the recess ().