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Class Information
Number: 72/127
Name: Metal deforming > By deflecting successively-presented portions of work during bodily movement thereof (e.g., for coiling, levelling, curving or troughing material in movement)
Description: Subject matter including an instrumentality, or step of using an instrumentality, into which work is serially introduced in an original direction along a path, and which instrumentality functions to divert the work away from such path in conformance to either of the following limitations:


Sub-classes under this class:

Class Number Class Name Patents
72/183 By tension applied to work or product (e.g., uncoiling) 60
72/160 By use of deflected arranged to provide longitudinally undulating path for work (e.g., "leveling") 79
72/176 By use of deflector arranged to bend work transversely of direction of work movement (e.g., troughing) 62
72/166 By use of deflectors arranged to bend work longitudinally of direction of work-movement 75
72/149 By use of work-contacting wiper and moving, work-holding form 127
72/135 To form helical coil or tube 95
72/146 To form spiral coil 56
72/129 With cutting of work or product 70
72/133 With feeding of discrete articles or orienting of work relative to deflector (other than by deflector) 59
72/128 With modification or control of temperature or work, tool or machine 67
72/134 With use of means to remove product from deflector 31


Patents under this class:

Patent Number Title Of Patent Date Issued
6607841 Silicon steel sheet Aug. 19, 2003
4337634 Externally held cylindrical expander for tubular wares Jul. 6, 1982
4310031 Apparatus for fanning out wire coils Jan. 12, 1982
4010298 Underground irrigation devices and methods of making and using the same Mar. 1, 1977



 
 
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