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Class Information
Number: 83/685
Name: Cutting > Tool or tool with support > Cutting couple type > Punching tool > Tool pair
Description: Device which, as claimed, includes both tools of the tool pair as defined in the Glossary.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8499668 Discharging workpiece parts Aug. 6, 2013
8459159 Compressed heat insulation housing Jun. 11, 2013
8408110 Flatbed punching module for punching a printing material and flatbed punch Apr. 2, 2013
8146473 Tool press drive Apr. 3, 2012
7882720 Automatic bending machine for steel rule punching die and the steel rule punching die Feb. 8, 2011
7806031 Device for finely cutting workpieces from a material Oct. 5, 2010
7726227 Base for a paper punch and method of forming same Jun. 1, 2010
7703364 Card slot punch device Apr. 27, 2010
7690121 Invertible punch tool Apr. 6, 2010
7587830 Knockout punch with pilot hole locator Sep. 15, 2009
7284478 Mold assembly for embossing thin products Oct. 23, 2007
7249551 Gasket cutter with changeable and reversible dies and punches Jul. 31, 2007
7219432 Stamping and die-cutting tool with a quick mould change design May. 22, 2007
7210384 Slug pulling preventing tooling die May. 1, 2007
7201101 Punch capable of punching an object at four directions Apr. 10, 2007
7171882 Knife-like cutting die Feb. 6, 2007
7171883 Punching apparatus and the punching unit thereof Feb. 6, 2007
7080584 Method and apparatus for perforating a non-woven sheet Jul. 25, 2006
7051427 Integrated circuit trimming device broken die sensor May. 30, 2006
7024978 Concentric alignment device for dies and die stripper Apr. 11, 2006
7008684 Strandboard molding having holes at angles of 20 degrees to vertical or more Mar. 7, 2006
6981327 Two piece punch with pilot hole locator Jan. 3, 2006
6973729 Knockout punch with pilot hole locator Dec. 13, 2005
6880441 Precision punch and die design and construction Apr. 19, 2005
6772667 Self-centering trim punch Aug. 10, 2004
6772507 Method of manufacturing magnetic recording medium Aug. 10, 2004
6769340 Self-centering trim punch Aug. 3, 2004
6739244 Punch and emboss tool with interchangeable dies May. 25, 2004
6736039 Workpiece shift apparatus for punch press May. 18, 2004
6722237 Method for aligning and severing articles from a web of thermoformable material Apr. 20, 2004
6691598 Lightweight dimensionally stable steel rule die Feb. 17, 2004
6655250 Punching apparatus Dec. 2, 2003
6619169 System for punching metal sheets and for stacking metal sheets in the appropriate punched pattern Sep. 16, 2003
6508155 Self-centering trim punch Jan. 21, 2003
6463831 Method of making a precision punch and die design and construction Oct. 15, 2002
6457392 Process and apparatus for producing an endless seamed belt Oct. 1, 2002
6453783 Process and apparatus for producing an endless seamed belt Sep. 24, 2002
6435067 Apparatus and method for registering articles during a web processing operation Aug. 20, 2002
6397715 Slug-retaining punch press tool Jun. 4, 2002
6324951 System for punching and bundling metal sheets Dec. 4, 2001
6318223 Process and apparatus for producing an endless seamed belt Nov. 20, 2001
6311595 Process and apparatus for producing an endless seamed belt Nov. 6, 2001
6272957 Flex die punching apparatus and method Aug. 14, 2001
6119555 Method of making a precision punch and die design and construction Sep. 19, 2000
6116127 Flex die punching apparatus and method Sep. 12, 2000
6070507 Method for punching a sealed package from first and second webs Jun. 6, 2000
6063228 Method and apparatus for sticking a film to a lead frame May. 16, 2000
5979034 Method of manufacturing a tape cartridge and apparatus for forming a marking hole for use in the method Nov. 9, 1999
5974931 Flex die punching apparatus and method Nov. 2, 1999
5957024 Piercing apparatus for lining material Sep. 28, 1999

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