Rotary disc valve

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United States of America Patent

PATENT NO 6357479
SERIAL NO

09451137

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A rotary disc valve with a stationary valve plate provided with a vacuum connection, a rotary slide member mounted so as to be movable between first and second valve positions, wherein the slide member has a breakthrough connecting the vacuum connection to a suction opening in the first valve position, wherein the suction opening is connected to an aerating opening in the second valve position, and wherein both valve positions define a suctioning angle. The valve further includes a device for adjusting the size of the suctioning angle.

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Patent Owner(s)

Patent OwnerAddress
GRAPHA-HOLDING AG6052 HERGISWIL

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sagesser, Christoph Magenwil, CH 6 12
Wagner, Peter Gunzgen, CH 213 4270

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Patent Citation Ranking

  • 4 Citation Count
  • B65H Class
  • 4.99 % this patent is cited more than
  • 23 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges475752106226510111401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8091 - 100100 +0255075100125150175200225250275300325350375400425450475500525550575600625

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