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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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Class Information
Number: 72/107
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 > Using non-cylindrical rotating tool > Included in roller-cluster
Description: Subject matter wherein the tool is a roller*, including at least two additional rollers that cooperate with the first to form a roller-cluster*.


Patents under this class:

Patent Number Title Of Patent Date Issued
7562549 Device and method for producing tooth-like profiled sections on workpieces Jul. 21, 2009
7299670 Method and apparatus for producing cylindrical components having bent portions Nov. 27, 2007
7140219 Swaging head assembly Nov. 28, 2006
7121129 Folded-seam connection, method of producing it and device Oct. 17, 2006
6968720 Cold rolling method and apparatus for forming annular pieces Nov. 29, 2005
6935152 Orbiting roller groover for pipe Aug. 30, 2005
6918278 Pipe preparation tool adaptable for different diameter pipes Jul. 19, 2005
6786073 Apparatus and method for rolling crankshafts having split-pin bearings Sep. 7, 2004
6494072 Method of and device for forming a clutch gear toothing on gearwheels for change speed gears Dec. 17, 2002
6470724 Tool for producing a gear part having external toothing Oct. 29, 2002
6434992 Fillet rolling support roller Aug. 20, 2002
6393887 Roll-hardening device pertaining to a roll-hardening machine for crankshafts May. 28, 2002
6393886 Laterally floating roller cage May. 28, 2002
6393885 Tooling for deep rolling fillets of crankshaft journals May. 28, 2002
6360574 Fillet rolling work roller cage Mar. 26, 2002
6308547 Shaft straightening and hardening machine and workpiece holder therefor Oct. 30, 2001
6279366 Item with external teeth and method of forming the same Aug. 28, 2001
6272896 Secondary (back-up) roller design for the fillet rolling of the crankshaft Aug. 14, 2001
6253590 Deep rolling tool mechanism with novel pin supported cage design Jul. 3, 2001
6244089 Embossing device for embossing the edge of round blanks Jun. 12, 2001
5943893 Roll-hardening machine for crankshafts Aug. 31, 1999
5575167 Deep rolling split-pin fillets of crankshafts Nov. 19, 1996
5522245 Device for producing metal rings Jun. 4, 1996
5495738 Metal rolling machine with opposing banks of jaw units for working a centered workpiece and method of rolling annular fillets of workpieces Mar. 5, 1996
5481893 Apparatus for hose crimping machine Jan. 9, 1996
5445003 Engine crank pin rolling equipment, rolling tool and method of rolling adjacent and offset crank pins Aug. 29, 1995
4977940 Device for straightening boards Dec. 18, 1990
4942752 Apparatus for reforming and restoring the surface of a cylindrical workpiece manually Jul. 24, 1990
4821548 Apparatus for chamfering edges of a rim element Apr. 18, 1989
4819468 Roll forming notches in a thin-wall power transmission member Apr. 11, 1989
4785649 Tapered thread roll-forming machine Nov. 22, 1988
4669292 Underfloor wheel set barring machine for retreading of rim circumferences of railroad wheel sets Jun. 2, 1987
4485537 Machine for the machining of crankshafts Dec. 4, 1984
4468187 Apparatus for producing a tubular article having an annular groove therein Aug. 28, 1984
4397170 Double feed eyelet machine with roll forming capability Aug. 9, 1983
4305190 Gear burnisher Dec. 15, 1981
4238944 Rolling of stepped shafts Dec. 16, 1980
4193179 Process of manufacturing an article having a groove rolled therein, and an article produced thereby Mar. 18, 1980
4173877 Ring rolling machine Nov. 13, 1979
4167106 Method and apparatus for finish rolling workpieces of substantially circular cross-section to a selected diameter Sep. 11, 1979
4134284 Method and apparatus for the manufacture of hollow bodies Jan. 16, 1979
4067218 Apparatus and method and means for removing surface defects from a workpiece Jan. 10, 1978
4047414 Bearing race rolling device Sep. 13, 1977
4030330 Multiple roll recorrugator Jun. 21, 1977



 
 
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