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Class Information
Number: 407/18
Name: Cutters, for shaping > Rectilinear broach > Plural tooth groups
Description: Device including a first plurality of cutting protuberances for engaging the work in a first manner and including a second plurality of cutting protuberances for sequentially engaging the work in a second manner.

Patents under this class:

Patent Number Title Of Patent Date Issued
8647022 Broaching tool Feb. 11, 2014
8485762 Internal broaching tool Jul. 16, 2013
8485763 Helical broach for roughing Jul. 16, 2013
8070401 Apparatus for making centrifugally-cast tube Dec. 6, 2011
7338235 Internal broach Mar. 4, 2008
7326012 Broaching apparatus and method for producing a gear member with tapered gear teeth Feb. 5, 2008
6918716 Internal broach Jul. 19, 2005
6857827 Spindle for machining accurate inner grooves Feb. 22, 2005
6702524 Broach carrier Mar. 9, 2004
6527484 Helical tooth broach Mar. 4, 2003
6076998 Replaceable blade for deburring device Jun. 20, 2000
5931841 Combination broacher-reamer for use in orthopaedic surgery Aug. 3, 1999
5865569 Internal broach for the internal broaching of profiles Feb. 2, 1999
5628589 Internal pull broach with indexable inserts May. 13, 1997
5503506 High precision, high surface finish broaching tool Apr. 2, 1996
5435676 Two-stage broaching of engine block bearings Jul. 25, 1995
5396818 Method of making a wafer broaching tool Mar. 14, 1995
5352068 Broach apparatus Oct. 4, 1994
5282702 Wafer broaching tool Feb. 1, 1994
5242251 Broach and process of manufacturing a broach Sep. 7, 1993
5224804 Tooling system and method for broaching engine components Jul. 6, 1993
4869623 Method of broaching outer periphery of lobe-type rotor of roots-type fluid machine, and broaching cutter used in the method Sep. 26, 1989
4801226 Crankshaft broaching machine and method Jan. 31, 1989
4740115 Broach Apr. 26, 1988
4671709 Pot broach Jun. 9, 1987
4615091 Method of and apparatus for processing a scroll member for a scroll type compressor Oct. 7, 1986
4462723 Internal broaching tool Jul. 31, 1984
4274767 Helical toothed broach Jun. 23, 1981
4065222 Pot broach Dec. 27, 1977

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