Apparatus for cleaning a felt in a system for producing a paper web
OwnerKlaus Bartelmussinventor
Life of this patent
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Abstract
An apparatus for cleaning a felt in a system for producing a paper web has a device for introducing a cleaning liquid into the felt and at least one following suction device in the direction of movement of the felt and having a vacuum duct, through which the cleaning liquid is suctioned out of the felt. The suction device between the vacuum duct and the felt is formed with suction ducts, through which the cleaning liquid in the felt is suctioned away. At least one of the suction ducts is assigned an inflatable valve element. In the inflated state of the valve element the suction duct is closed and in its ventilated state the suction duct is opened.
Claims15
An apparatus for cleaning a felt in a system for producing a paper web, the apparatus comprising:
- a device for introducing a cleaning liquid into the felt;
- at least one suction device disposed downstream of said device in a direction of movement of the felt, said suction device having a vacuum duct, through which the cleaning liquid is suctioned out of the felt;
- said suction device having suction ducts formed therein between said vacuum duct and the felt for suctioning the cleaning liquid away from the felt;
- and
- an inflatable valve element assigned to at least one of said suction ducts, said inflatable valve element having an inflated state wherein said at least one suction duct is closed and a ventilated state wherein said at least one suction duct is opened.
Dependencies are inferred from the claim text.