Back to results
US 2003/0188790 A1Published application
Underpressure valve
AssigneeJ. Schmalz GmbH
InventorsKurt Schmalz, Gernot Schmierer, Thomas Eisele, Daniel Heine, Dieter Geissler, Leonhard Harter, Daniel Grozinger
Life of this patent
Estimating the term…
Abstract
The invention concerns an underpressure valve with a multi-part housing and a disc-like closing body which has at least one opening, and with an opening-free section disposed in alignment with the flow channel of the housing.
Claims20
An underpressure valve comprising:
- a multiple-component housing having a flow channel, said flow channel having a first end for connection to a vacuum source and a second end;
- and
- a closing body mounted in said multiple-component housing in close proximity to said second end, said closing body having an opening-free section disposed in alignment with said flow channel for sealing said second end, said closing body having at least one opening for providing air flow into said second end of said flow channel.
Dependencies are inferred from the claim text.