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Class Information
Number: 72/80
Name: Metal deforming > By use of tool acting during relative rotation between tool and work about internal center (e.g., gyrating or rotating tool) > During rotation of work
Description: Subject matter wherein the work* clearly turns about its axis while deformation occurs.


Sub-classes under this class:

Class Number Class Name Patents
72/95 And longitudinal movement of work 43
72/94 And movement of work laterally of rotational axis during deformation 76
72/91 Caused by rotating tool and opposing concave surface 36
72/88 Caused by tools (e.g., "platens") relatively moving parallel to their surface 133
72/82 Caused by work-holding, shape-imparting form (e.g., for "spinning") 65
72/86 Using angularly related roller-couple acting parallel to axis of work rotation 15
72/102 Using non-cylindrical rotating tool 66
72/110 Using roller-cluster 178
72/101 Using rotating tool-couple relatively adjustable about pivot normal to tool axis 23
72/84 Using tool having rotating surface moving along it axis of rotation during deformation 124
72/111 Using tool-couple 46
72/81 With "pattern" causing movement of presser member 18


Patents under this class:

Patent Number Title Of Patent Date Issued
7600405 Microsurgical probe Oct. 13, 2009
7584636 Metal spinning method and apparatus Sep. 8, 2009
7487656 Method of spinning multiple parts Feb. 10, 2009
7162903 Shaft truing system Jan. 16, 2007
6892521 Slalum chain May. 17, 2005
6505490 Method of forming a sheet metal cup without a mandrel Jan. 14, 2003
5876525 Bobbin body and process for producing the same Mar. 2, 1999
5763777 Conical tool holder for precision balancer Jun. 9, 1998
5158435 Impeller stress improvement through overspeed Oct. 27, 1992
4922739 Roller milling tool unit for a milling machine tool May. 8, 1990
4691550 Method and apparatus for making a pressure hose socket Sep. 8, 1987
4628704 Surge tank for air-conditioning compressor Dec. 16, 1986
4502310 Conveyor roller and method of manufacture thereof Mar. 5, 1985
4416133 Automatic machine for finishing cookware body blanks Nov. 22, 1983
4383427 Apparatus for the machining of cylindrical surfaces May. 17, 1983
4060707 Balancing device and method for a rotating body Nov. 29, 1977
3964285 Pipe cage end forming machine and method Jun. 22, 1976
3956914 Spin lathe May. 18, 1976



 
 
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