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Class Information
Number: 83/451
Name: Cutting > With work immobilizer
Description: Apparatus provided with a device to maintain or retain the work in fixed position relative to immovable parts of the apparatus.










Sub-classes under this class:

Class Number Class Name Patents
83/466.1 Gapped work-constrainer 52
83/452 Means to clamp work 148
83/467.1 Work-stop abutment 103


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
5144873 Method and apparatus for cutting patterned sheets Sep. 8, 1992
5141212 Vacuum chuck with foam workpiece-supporting surface Aug. 25, 1992
5131639 Backing plate retainer Jul. 21, 1992
5117554 Tab routing method and apparatus Jun. 2, 1992
5096108 Apparatus for stripping molded rubber products from a product sheet Mar. 17, 1992
5080540 V-shaped groove forming machine Jan. 14, 1992
5078559 V-shaped groove forming machine and its control method Jan. 7, 1992
5063800 Pin table Nov. 12, 1991
5062334 Apparatus for cleaning cutting table support surface Nov. 5, 1991
5022300 Jig for use with punch press Jun. 11, 1991
5020405 Apparatus with moveable pins for spreading and cutting layups of sheet material Jun. 4, 1991
5018418 Apparatus for cutting laminated sheet material May. 28, 1991
5018419 Used ink ribbon cutting apparatus May. 28, 1991
5001954 Sealing system for a cutting table having vacuum clamping Mar. 26, 1991
5002108 Process for the edge planning of rectangular plates Mar. 26, 1991
4960019 Vacuum die cutting method and apparatus Oct. 2, 1990
4957026 Food preparation appliance for sculpturing fruits and vegetables Sep. 18, 1990
4949610 Board-supporting assembly for fluid jet cutting system Aug. 21, 1990
4949942 Table exchanging device for wood working machine Aug. 21, 1990
4946149 Programmable bed for machine tools and the like Aug. 7, 1990
4916992 Apparatus for cutting laminated sheet material Apr. 17, 1990
4893536 Center punching apparatus Jan. 16, 1990
4884484 Strip retainer and stripper for stamping and forming machine Dec. 5, 1989
4880218 Programmable bed for machine tools and the like Nov. 14, 1989
4852439 Vacuum die cutting method and apparatus Aug. 1, 1989
4850579 Supporting bed for sheet material cutting machine and method of manufacture Jul. 25, 1989
4836072 Vacuum supply system for movable cutter Jun. 6, 1989
4829866 Method of registering film positives or negatives/foils/masks or flats May. 16, 1989
4828238 Supporting bed for sheet material cutting machine and method of manufacture May. 9, 1989
4819021 Copier on-line variable tab cutter Apr. 4, 1989
4813319 Method and apparatus for transversely cutting strips of deformable material Mar. 21, 1989
4807504 Method and device for preparing a stack of fabric panels for subsequent cutting Feb. 28, 1989
4787787 Sheet material machining system Nov. 29, 1988
4730761 Cutting flexible formed products from foam retaining sheet Mar. 15, 1988
4730526 Conveyorized vacuum table for feeding sheet material Mar. 15, 1988
4725393 Method for vacuum compression of laminated sheet material Feb. 16, 1988
4722255 Sheet cutting and transporting system Feb. 2, 1988
4716798 Can holder and opener Jan. 5, 1988
4715805 Apparatus for vacuum compression of laminated sheet material Dec. 29, 1987
4711014 Method for handling semiconductor die and the like Dec. 8, 1987
4702664 Air-equipped table Oct. 27, 1987
4696210 Two hole automatic precision punch Sep. 29, 1987
4694719 Vacuum die cutting apparatus Sep. 22, 1987
4685363 Apparatus and method for supporting and working on sheet material Aug. 11, 1987
4672870 Vacuum die cutting apparatus for foam backed materials Jun. 16, 1987
4656906 Supporting bed for sheet material cutting machine and method of manufacture Apr. 14, 1987
4648779 Air table with selective air distribution Mar. 10, 1987
4610582 Roller hold down device Sep. 9, 1986
4587873 Apparatus with belt valve vacuum system for working on work material May. 13, 1986
4572357 Sheet material conveyor with unloading apparatus Feb. 25, 1986

1 2 3 4










 
 
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