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Class Information
Number: 83/623
Name: Cutting > Means to drive or to guide tool > With simple rectilinear reciprocating motion only > And means to move cooperating cutting member
Description: Apparatus wherein during the cutting cycle, both the tool or tool holder, on the one hand, and the cooperating ledger blade or work holder, on the other hand, are given simple rectilinear motion.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8413558 Tool holding system Apr. 9, 2013
8001877 Tool holding system Aug. 23, 2011
7900543 Punch press, method of replacing punch and die for punch press, and punch system Mar. 8, 2011
7832313 Device and method for through-cutting of an extruded ice mass Nov. 16, 2010
6408726 Sheet metal work center with a movable lower die operative as a stopper and an upwards forming tool Jun. 25, 2002
6389940 Gang punch tool assembly May. 21, 2002
6345526 Punching and stamping machine and method of making parts using same Feb. 12, 2002
6314852 Gang punch tool assembly Nov. 13, 2001
6237458 Auto equalized dual pierce unit May. 29, 2001
6047567 Shear blade for glass gob shearing apparatus Apr. 11, 2000
5987925 Glass gob shearing apparatus with internally cooled blades Nov. 23, 1999
5970748 Glass gob shear blade mounting apparatus Oct. 26, 1999
5772718 Glass gob shearing apparatus with internally cooled blades and method of shearing employing same Jun. 30, 1998
5711777 Glass gob shearing apparatus with contact lubricated blades and method of shearing employing same Jan. 27, 1998
5596915 Method and apparatus for precision degating mechanism Jan. 28, 1997
5518515 Device for separating one or more strands of molten glass into individual glass gobs May. 21, 1996
5486221 Shear mechanism for glass forming machine Jan. 23, 1996
5415022 Modular tooling box with a removable cover for a stamping and forming machine May. 16, 1995
5373765 Apparatus for driving two tool parts for punching, cutting and stamping Dec. 20, 1994
5336289 Apparatus for shearing a gob Aug. 9, 1994
5320013 Method of blanking metal foil on piezoelectric actuator operated press, and die sets for practicing the method Jun. 14, 1994
5236489 Shear mechanism safety Aug. 17, 1993
5189938 Shear mechanism having quick change drop guide Mar. 2, 1993
5180413 Shear mechanism for glassware forming machine Jan. 19, 1993
5174187 Shear mechanism for glassware forming machine Dec. 29, 1992
5049179 Glass gob cutting device having a guide with independent movement Sep. 17, 1991
4961773 Apparatus for processing a melted glass stream into a melted glass lump of a predetermined volume Oct. 9, 1990
4924740 Adjustable mounting for multigob apparatus for straight line shearing May. 15, 1990
4922774 Cutting device for cutting a strip of unvulcanized rubber May. 8, 1990
4869746 Straight line shear mechanism Sep. 26, 1989
4866976 Apparatus for the metal working of components Sep. 19, 1989
4859227 Straight line shear mechanism Aug. 22, 1989
4854201 Valve hole punching apparatus for a wheel Aug. 8, 1989
4819476 Tooling for forming machines having improved guidance, tool mounting, and pilot pin systems Apr. 11, 1989
4813994 Straight line glass gob shear Mar. 21, 1989
4791845 Straight line shear Dec. 20, 1988
4750393 Method for punching a cylindrical tube Jun. 14, 1988
4728354 Apparatus for straight-line shearing of molten glass gobs Mar. 1, 1988
4702136 Tool holder for wire cutter Oct. 27, 1987
4667533 Positive drive override mechanism May. 26, 1987
4621512 Mechanism for and method of shifting cam mechanisms in a press for pressing workpieces with depressed portions Nov. 11, 1986
4549457 Tip in equalizing apparatus Oct. 29, 1985
4499806 Multiple gob shearing mechanism operating in a straight line Feb. 19, 1985
4473389 Glass gob feeding device Sep. 25, 1984
4467683 Shear mechanism for glass feeder Aug. 28, 1984
4450741 Multiple gob shearing mechanism operating in a straight line May. 29, 1984
4449435 Apparatus for bunching and severing wire coils May. 22, 1984
4417493 Method for cutting off steel plate Nov. 29, 1983
4347724 Method and knives for shearing metal bar Sep. 7, 1982
4281546 Variable volume sample cutter and method of use Aug. 4, 1981

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