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Class Information
Number: 162/252
Name: Paper making and fiber liberation > Apparatus > Automatic control
Description: Apparatus having means to sense a condition and in response thereto cause a control operation of the apparatus.










Sub-classes under this class:

Class Number Class Name Patents
162/255 Of lead strip former and/or break sensing 53
162/256 Of mold movement 18
162/253 Of plural operations 92
162/260 Of product cutting device 15
162/258 Of stock consistency 108
162/259 Of stock feed to forming device 137
162/254 Of stock working device 44


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8444821 Measuring of web May. 21, 2013
8262860 Paper pulp pre-processor Sep. 11, 2012
8214071 Simulation method, fiber orientation control method and fiber orientation control apparatus Jul. 3, 2012
8177937 Method and an apparatus for controlling a flow of pulp suspension May. 15, 2012
8123909 Apparatus for treating papermaking feedstock Feb. 28, 2012
8114253 Apparatus for characterizing fibrous materials using stokes parameters Feb. 14, 2012
8105475 Apparatus and method for determining the composition of a material being examined Jan. 31, 2012
8070916 Device for producing a web of tissue Dec. 6, 2011
7695591 Arrangement and Method for Treatment of Cellulose Pulp Involving Means for Seal Adjustment Apr. 13, 2010
7678233 Machine direction sensor system with cross direction averaging Mar. 16, 2010
7608169 Apparatus and method for break recovery in a paper machine or other system Oct. 27, 2009
7582189 Method for optimizing production of paper or board Sep. 1, 2009
7531063 Method and apparatus for heating a roller May. 12, 2009
7513975 Cross-direction actuator and control system with adaptive footprint Apr. 7, 2009
7390379 Method and apparatus for determining the lateral position of a web or fabric edge in a former Jun. 24, 2008
7279072 Method and apparatus for adjusting operation of wire section Oct. 9, 2007
7229526 Method and apparatus for the feeding of fibers Jun. 12, 2007
7198696 Method for manufacturing paper with a constant filler content Apr. 3, 2007
7147754 System for keeping calender rolls of a paper machine clean Dec. 12, 2006
7146238 Method for controlling one or more properties of a sheet of material Dec. 5, 2006
7141141 Apparatus and method for determination and control of paper web qualities on a papermaking machine Nov. 28, 2006
7138036 Monitoring device Nov. 21, 2006
7115188 Process and apparatus for monitoring dewatering in a wet section of a paper machine Oct. 3, 2006
7101461 Method and apparatus for imaging a paper web Sep. 5, 2006
7063772 Apparatus for treating a fibrous web Jun. 20, 2006
7048827 Dynamic calibration of papermaking machine May. 23, 2006
7001486 Vacuum device for paper web making apparatus Feb. 21, 2006
6998021 Arrangement for paper machine, and blow box Feb. 14, 2006
6989078 System for conveying shredded pulp to an ozone reactor Jan. 24, 2006
6989074 Paper pulp refiner control system and method using active hydrostatic bearings Jan. 24, 2006
6950777 Method and system for assessing pulp and paper mill performance Sep. 27, 2005
6929716 Method for the manufacture or treatment of a material web Aug. 16, 2005
6925349 Device and method for synchronizing a plurality of electric drive units in a paper processing machine Aug. 2, 2005
6905573 Method and equipment for cleaning and maintaining rolls Jun. 14, 2005
6893539 Machine for the production of a tissue web May. 17, 2005
6881301 Method and arrangement for controlling moisture in a multiroll calender Apr. 19, 2005
6855230 Method and regulation arrangement for controlling dewatering profile of a former Feb. 15, 2005
6835283 Process and device for measuring and controlling the nip pressure in the press of a paper machine Dec. 28, 2004
6805772 Method and apparatus for manufacturing a fibrous material web Oct. 19, 2004
6793774 Arrangement of high-pressure water devices in a paper machine and a method for arranging it in a paper machine Sep. 21, 2004
6790316 Method and arrangement for positioning a shoe of a shoe press/shoe calendar in a paper machine Sep. 14, 2004
6772036 Control system using process model Aug. 3, 2004
6755940 Method and apparatus for caliper control of a fibrous web Jun. 29, 2004
6728592 Streak detection in papermaking Apr. 27, 2004
6592340 Control system for a vacuum pump used for removing liquid and a method of controlling said pump Jul. 15, 2003
6579418 Leakage control system for treatment of moving webs Jun. 17, 2003
6577916 Method of carrying out an optimized fiber or paper manufacturing process Jun. 10, 2003
6547930 Method for estimating dryer vapor pressure in papermaking machine and apparatus therefor Apr. 15, 2003
6524441 Process for detecting and correcting a fiber orientation cross direction profile change Feb. 25, 2003
6491792 Apparatus for controlling a headbox in a paper machine Dec. 10, 2002

1 2 3 4










 
 
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