Patents
Patents for B26F 1 - Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor (15,656)
01/1984
01/03/1984CA1159763A1 Notching tool
12/1983
12/27/1983US4422837 Apparatus for converting thermoplastic film into an open-work sheet
12/20/1983US4421000 Hole punching device
12/20/1983US4420998 Die cutter and die-cutting process
12/13/1983US4419913 Method of cutting patterns in web material
12/13/1983US4419820 Material cutting machine
12/13/1983US4419803 Method of forming a tool assembly
12/13/1983CA1158543A1 Die cutter and process for die cutting
12/07/1983EP0095817A1 Method of and device for making perforations in a tubular web of plastics foil
12/06/1983US4418596 Photographic paper punch
12/06/1983US4418595 Automatic hollow punch search method for die-cutting machines, particularly for footwear production
11/1983
11/29/1983US4417676 Method and apparatus for partitioning and/or shaping a fibrous batt
11/24/1983WO1983004004A1 Method and device for perforating, punching or grooving paper and cardboard in a rotary press
11/22/1983US4416047 Method of manufacturing a shutter link
11/15/1983US4415395 Apparatus for applying a printing or cutting force to a laminated tape
11/08/1983US4413542 Mat cutter and guide system
10/1983
10/19/1983EP0091454A1 Connection device for coaxial cables.
10/18/1983CA1155464A1 Clamping apparatus for machine tools
10/12/1983EP0090933A2 Apparatus and method for perforating or perforating and cutting tubes
10/11/1983US4408934 Drilling machine
10/04/1983US4407074 Apparatus for cutting and/or scribing circles and ovals
09/1983
09/29/1983WO1983003219A1 Cutting machine
09/28/1983EP0089755A2 Method of producing apertures in fibre-reinforced articles such as helicopter rotor blades
09/21/1983EP0089006A1 Cutting machine
09/20/1983US4405537 Method and apparatus for manufacturing three-dimensional work pieces
09/20/1983US4404749 Combination tool apparatus
09/13/1983US4403416 Cloth-cutting machine
08/1983
08/30/1983US4401001 Apparatus for cutting sheet material with a cutting wheel
08/24/1983EP0086419A2 Rotating punching apparatus for punching running web
08/17/1983EP0085770A1 Apparatus for cutting openings in pipes
08/16/1983CA1151995A1 Mat guide
08/10/1983EP0085057A1 A punching apparatus, particularly for punching labels and similar printed matter items.
08/09/1983US4397074 Method of forming a gang cutting tool assembly and tool formed thereby
08/02/1983US4396185 Clamping apparatus for machine tools
08/02/1983US4395929 Method and stamping tool for waste-free stamping of packaging strips and packaging strips so fabricated
07/1983
07/27/1983EP0084349A1 Apparatus for applying a printing or cutting force to a laminated tape
07/26/1983US4395216 Dough perforator
07/26/1983US4395215 Film forming structure for uniformly debossing and selectively aperturing a resilient plastic web and method for its construction
07/26/1983CA1150620A1 Rotary punch comprising a backup roll bearing on the cutter roll
07/19/1983US4393738 Cutting roll for producing shaped inner and outer cuts and a method for making same
07/06/1983EP0083164A1 Rotary punch assembly
07/05/1983US4391171 Trim press including ejector
07/05/1983US4391170 Apparatus for working on advancing sheet material
07/05/1983US4391168 Method for cutting sheet material with a cutting wheel
06/1983
06/28/1983US4390391 Method of exposure of chemically machineable light-sensitive glass
06/28/1983US4390032 Cigarette ventilation control
06/28/1983CA1148849A1 Process and means (plastic sheet) for underlaying a flat-bed steel rule die
06/22/1983EP0081690A1 Method and apparatus for cutting woven labels
06/21/1983US4389044 Mechanical punching apparatus for copper smelting converter
06/21/1983CA1148465A1 Plane die-cutting machine
05/1983
05/31/1983CA1147439A1 Method and apparatus for cutting sheet material with preprocessed data
05/17/1983US4383896 Process of electroforming a screen, more particularly a cylindrical screen
05/17/1983CA1146655A1 Method and apparatus for cutting sheet material with variable gain closed loop
05/03/1983US4381688 Cutter for rotary cutting machine
04/1983
04/28/1983WO1983001540A1 Connection device for coaxial cables
04/27/1983EP0077591A2 Device for pressing or punching by tools operable materials which may move continuously
04/26/1983US4380944 Method for cutting sheet material with variable gain closed loop
04/26/1983US4380871 Mechanical punch driver
04/26/1983US4380857 Process for manufacturing shutter screen blades
03/1983
03/30/1983EP0075474A2 Method and apparatus for slitting thermoplastic films
03/29/1983US4377957 Joined blanking tool
03/22/1983US4377736 Method and apparatus for removing material from a surface
03/22/1983US4377544 Manufacture of a textile-like reticular product from thermoplastic film
03/22/1983US4377097 Shuttle machine tool
03/16/1983EP0074104A2 Perforating pliers
03/08/1983US4375774 Adjustable punch head
02/1983
02/22/1983US4374795 Production of mold charge of elastomeric material containing magnetic oxide filler
02/15/1983US4373413 Punch press apparatus for placement and alignment of a knife holder
02/15/1983US4373412 Method and apparatus for cutting sheet material with a cutting wheel
02/01/1983US4370942 Perforation of web material, especially uniting paper for making ventilated filter cigarettes
02/01/1983CA1140319A1 Resilient plastic web exhibiting fiber-like properties and method and apparatus for its manufacture
01/1983
01/25/1983US4369682 Rotary die cutters having magnetically-attracted waste ejector
01/20/1983WO1983000112A1 A punching apparatus, particularly for punching labels and similar printed matter items
01/18/1983US4369370 Method for producing nuclear traces or microholes originating from nuclear traces of an individual ion
01/11/1983US4367588 Process for cutting strippable film
01/05/1983EP0069017A1 Rotary die cutting machine
01/05/1983EP0068068A2 Plane die-cutting machine
01/04/1983CA1138602A1 Disposable diaper having a textured thermoplastic film topsheet
12/1982
12/29/1982EP0067973A2 Perforator for sheet and foil like material
12/28/1982CA1138327A1 Device for cutting washers or other forms from a material, fibrous or other, for example cotton, as well as for cutting and sealing pouches holding said washers, said pouches having an opening in the same form as the washers
12/28/1982CA1138326A1 Device for cutting washers from a bat or a soft material, such as cotton fiber for example
12/28/1982CA1138166A1 Tube forming apparatus
12/21/1982US4364723 Apparatus for texturing a thermoplastic film
12/21/1982US4364330 Cutting apparatus with consumable marker
12/14/1982US4363253 Automatic hollow punch research device and relevant control, for die-cutting machines, particularly for footwear production
12/08/1982EP0066526A1 Method and apparatus for cutting one layer of fabric and stacking the cut pieces
12/07/1982US4362077 Apparatus for working on sheet material and having magnetic holddown means
12/07/1982CA1136983A1 Photographic paper punch
11/1982
11/30/1982CA1136540A1 Punch guide assembly
11/24/1982EP0065504A2 Cutting device
11/24/1982EP0065179A2 Apparatus for cutting a hole in a paper web
11/23/1982US4360354 Machine for the treatment of web material
11/23/1982US4359919 Rotary punch comprising a backup roll bearing on the cutter roll
11/23/1982US4359918 Die-cutting mechanism
11/16/1982US4358979 Apparatus for cutting plastic film
11/16/1982US4358975 Rotary chisel cutter
11/09/1982CA1135178A1 Cylinder operated swinging ram cutoff press
11/02/1982US4356744 Shoulder pad former
10/1982
10/26/1982US4355556 Vehicle tire rim core remover
10/26/1982US4355466 Punching tool having replaceable tips