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Class Information
Number: 250/559.24
Name: Radiant energy > Photocells; circuits and apparatus > With circuit for evaluating a web, strand, strip, or sheet > Measuring dimensions > Transversal measurement (e.g., width, diameter, cross-sectional area)
Description: Subject matter wherein the circuit output is indicative of some cross- sectional dimension of the material.


Sub-classes under this class:

Class Number Class Name Patents
250/559.25 Lumber 42


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7578068 Detecting apparatus for workpiece Aug. 25, 2009
7423269 Automated feature analysis with off-axis tilting Sep. 9, 2008
7279695 Edge position detecting apparatus and method, and program Oct. 9, 2007
7274472 Resolution enhanced optical metrology Sep. 25, 2007
7259873 Method for measuring the dimension of a non-circular cross-section of an elongated article in particular of a flat cable or a sector cable Aug. 21, 2007
7253910 Optical measuring device Aug. 7, 2007
7227164 Media width detecting apparatus Jun. 5, 2007
7227163 Product inspection system and a method for implementing same Jun. 5, 2007
7227165 System and method for classification of timber Jun. 5, 2007
7199385 Method and an apparatus for the detection of objects moved on a conveyor means by means of an optoelectronic sensor Apr. 3, 2007
7189985 Tracking separation between an object and a surface using a reducing structure Mar. 13, 2007
7173269 Apparatus for processing photosensitive material and area measurement method Feb. 6, 2007
7092096 Optical scatterometry method of sidewall spacer analysis Aug. 15, 2006
7072051 Laser diffraction process and apparatus for width measurement of elongated objects Jul. 4, 2006
7009196 Inspection apparatus for inspecting resist removal width Mar. 7, 2006
6897421 Optical inspection system having an internal rangefinder May. 24, 2005
6891182 Apparatus for automatically detecting size to be detected and automatic analyzer using the same May. 10, 2005
6862099 Tubular ovality testing Mar. 1, 2005
6847464 Measurement of photolithographic features Jan. 25, 2005
6815701 Method and device for measuring wear on internal barrel surfaces Nov. 9, 2004
6801875 Methods, systems, and software for performing measurements Oct. 5, 2004
6782337 Methods and systems for determining a critical dimension an a presence of defects on a specimen Aug. 24, 2004
6775011 Apparatus for determining measurements of an object utilizing negative imaging Aug. 10, 2004
6768551 Contactless wheel measurement system and method Jul. 27, 2004
6738148 Upper stem diameter measurement and basal area determination device and method for utilization in timber cruising applications May. 18, 2004
6683687 Method and apparatus for assessing the effect of yarn faults on woven or knitted fabrics Jan. 27, 2004
6603563 Apparatus for determining measurements of an object utilizing negative imaging Aug. 5, 2003
6510239 Method and apparatus for determining a cell density of a honeycomb body, in particular for an exhaust gas catalytic converter Jan. 21, 2003
6480290 Method and apparatus to measure the cross-sectional area of an object Nov. 12, 2002
6323502 Checking the accuracy of folding of parallelepiped boxes Nov. 27, 2001
6285034 Inspection system for flanged bolts Sep. 4, 2001
6242755 Method and device for the contactless measuring of strand-like textile material Jun. 5, 2001
6164639 Apparatus and method for measuring a dimension of an object Dec. 26, 2000
6133564 Scanning area detection method for shuttle scanner Oct. 17, 2000
6130746 System and method for electronically evaluating predicted fabric qualities Oct. 10, 2000
6130438 Wrapping paper defect inspection apparatus for a cigarette manufacturing machine Oct. 10, 2000
6111262 Method for measuring a diameter of a crystal Aug. 29, 2000
6094269 Apparatus and method for optically measuring an object surface contour Jul. 25, 2000
6091500 Method and apparatus for measuring overclad tubes Jul. 18, 2000
6088111 Selection and control device for bars and relative method Jul. 11, 2000
6066845 Laser scanning method and system May. 23, 2000
6055329 High speed opto-electronic gage and method for gaging Apr. 25, 2000
6049386 In-motion dimensioning system and method for cuboidal objects Apr. 11, 2000
6011255 Laser scanning method and system Jan. 4, 2000
6002472 Method of measuring optical fiber drawing tension Dec. 14, 1999
5999265 System for measuring gap and mismatch between opposing parts Dec. 7, 1999
5993367 Method and system for the determination of a quality of bonded area in a boxmaking blank Nov. 30, 1999
5895927 Electro-optic, noncontact, interior cross-sectional profiler Apr. 20, 1999
5841542 Opto-electronic measuring apparatus for checking linear dimensions Nov. 24, 1998
5831737 In motion dimensioning system for cuboidal objects Nov. 3, 1998

1 2 3 4 5


 
 
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