Patents for B26F 3 - Severing by means other than cutting; Apparatus therefor (5,535)
01/1980
01/29/1980US4186166 Method for producing concrete panel having fractured rib finish
01/22/1980US4184619 Cutting device
01/22/1980US4184430 Method and apparatus for severing tubing
01/15/1980US4183987 Kerfed edge gypsum board having improved edge strength
01/08/1980US4182170 Device for cutting a fiber web
12/1979
12/25/1979US4180540 Method of making a reinforced bearing aperture in thermoplastic sheet material
12/25/1979US4180193 Apparatus for removing the forward margin of a sheet
12/18/1979US4179055 Device for separating sheet bags
12/04/1979US4176774 Coil breakaway device
12/04/1979US4176567 Method of making a tear line-forming perforation in a sealed marginal portion of a bag and a sealed bag formed thereby
11/1979
11/27/1979CA1066882A1 Slide fastener chain with wide gap and method and apparatus for manufacture
11/20/1979US4174995 Severing and sealing tool
10/1979
10/23/1979CA1064881A1 Chopper for margins of multi-folded paper
09/1979
09/18/1979US4168026 Apparatus for breaking an optical fibre
09/04/1979CA1061703A1 Method and apparatus for cutting a wet fibrous non-woven mat
07/1979
07/31/1979US4162763 Water jet valve assembly
07/25/1979EP0003167A1 Multi-bladed cutting apparatus
07/11/1979EP0002976A1 Apparatus for continuously machining helicoidal grooves in a cylindrical object
07/03/1979US4159793 Hand-held tool for optical fiber waveguide end preparation
07/03/1979CA1057646A1 Device for cutting in particular reinforced concrete piles
06/1979
06/19/1979US4158389 Chemical cutting apparatus and method for use in wells
06/05/1979CA1055907A1 Snapping of sheets of glass
05/1979
05/29/1979US4156378 Apparatus for parting ply stock between side-by-side cords or wires
05/22/1979US4155282 Mechanism for cutting sheets from a continuous web of film
05/15/1979US4154385 Single filament fiber optic cable parting tool
05/15/1979CA1054510A1 Method of breaking glass fibers and tool therefor
05/08/1979US4153489 Slide fastener chain with wide gap and method and apparatus for manufacture
05/08/1979US4152958 Fluid jet cutting of rolls of material
05/02/1979EP0001557A1 Process for severing a cable composed of a multitude of wires
04/1979
04/24/1979US4150794 Liquid jet cutting nozzle and housing
04/10/1979US4148257 Explosive cutting device
03/1979
03/27/1979US4146374 Method of breaking glass fibers
03/27/1979CA1051339A1 Method and nozzle assembly for fluid jet penetration of a work material
03/20/1979CA1050875A1 Ultra-high pressure valving device for water jet cutting
02/1979
02/20/1979US4140046 Piercing blade temperature control
02/20/1979US4140038 Fluid jet cutter
02/20/1979CA1048921A2 Method and apparatus for cutting plastics materials
02/06/1979US4137804 Fluid cutting jet receiver
01/1979
01/30/1979US4136604 Method and apparatus for separating individual blanks of a multiple cardboard blank
12/1978
12/26/1978US4131236 High velocity liquid jet cutting nozzle
12/12/1978US4129335 Fluid jet method and device for breaking hard material
11/1978
11/14/1978US4125161 Chemical cutting apparatus and method for use in wells
11/07/1978US4124015 Device for cutting in particular reinforced concrete piles
11/07/1978US4123954 Device for longitudinal cutting of thermo-softening materials into strips
10/1978
10/17/1978US4120221 Arrangement for severing webs
10/17/1978CA1040613A1 Methods of cutting glass
09/1978
09/26/1978US4116097 Cutting machine incorporating means for transferring cut parts and scrap
09/19/1978US4115681 Method and apparatus for cutting cloth
09/12/1978US4112797 Fluid jet cutting apparatus
09/05/1978US4111490 Method and apparatus for channel cutting of hard materials using high velocity fluid jets
09/05/1978US4111345 Method of severing useful lengths interconnected through small fillets
08/1978
08/29/1978US4109500 Creating lines of weakness in sheet material
08/15/1978US4106683 Glass breaking out apparatus
08/15/1978US4106379 Apparatus for trimming three-dimensional workpieces
08/08/1978US4105489 Apparatus for making bottom seal thermoplastic bags
08/01/1978US4104502 Electro-erosion machine tool with compensation for operating forces, and method of operation
08/01/1978US4103971 Method for breaking rock by directing high velocity jet into pre-drilled bore
07/1978
07/25/1978US4103137 Cutting of materials by spark erosion
07/18/1978US4101363 Method of making bottom seal thermoplastic bags
07/11/1978US4099663 Severing wire or ribbon material adjacent an attachment point, such as a solder, bond or weld connection, particularly in semiconductor and thin film structures
06/1978
06/27/1978US4097327 Ultrasonic
06/06/1978US4092889 Slotted worktable
04/1978
04/25/1978US4085878 Dispenser-cutter for tacky fabric materials
04/04/1978US4081892 Method of making composite structure
03/1978
03/21/1978US4079647 Sheet punching apparatus
02/1978
02/21/1978US4074840 Hand-held tool for optical fiber waveguide end preparation
01/1978
01/24/1978US4069957 Burster method
01/24/1978US4069727 Separation of label tape into labels
01/17/1978US4068997 Cutting means for book binding machine
11/1977
11/15/1977US4058040 Slotted worktable
11/08/1977US4057026 Pyrotechnic cutter apparatus
10/1977
10/25/1977US4054973 Slide fastener chain with wide gap and method and apparatus for manufacture
10/11/1977US4052850 Thrust generator
10/04/1977US4052584 Method and apparatus for cutting insulating material
10/04/1977US4051754 Heated cutter for plastics materials
09/1977
09/20/1977US4048885 Method and apparatus for cutting continuously moving sheet material by jet stream of fluid under high pressure
09/06/1977US4046300 Scored glass bracket breaking apparatus
08/1977
08/30/1977US4045271 Ultrasonic method and apparatus for manufacturing brassiere tapes
06/1977
06/21/1977US4030650 Tail flash removal apparatus
06/07/1977US4027814 Apparatus for breaking brittle rods or fibers
06/07/1977US4027813 Tube separator
05/1977
05/24/1977US4025023 Burster apparatus
05/10/1977US4022364 Burster
04/1977
04/19/1977US4018623 Method of cutting using a high pressure water jet
04/19/1977US4018117 Cutting method and machine employing heated reciprocating wire
04/19/1977US4018116 Method and apparatus for cutting plastics materials
04/12/1977US4017713 Heater for severing plastic film
04/12/1977US4017012 Severing apparatus for plastic material
03/1977
03/29/1977US4014229 Film dispenser and cutoff
03/29/1977US4014199 Apparatus and method for providing an electrical contact with a tip portion substantially free of burrs
03/01/1977US4009813 Apparatus for cracking plastic sheet
02/1977
02/15/1977US4007656 Apparatus for cutting a web of sheet material
02/15/1977US4007652 Continuously variable cutting apparatus for elongated sheet members
02/08/1977US4007349 Inductive method for cutting cloth
02/08/1977US4006656 Scoring and cutting apparatus for an elongated sheet
02/01/1977US4005808 Plastic cutting method
01/1977
01/25/1977US4004737 Continuous high velocity fluid jet system
01/11/1977US4002519 Plastic film
12/1976
12/28/1976US4000395 Thermal cutting apparatus
12/28/1976US3999694 Severing useful lengths interconnected through small fillets in a sheet of paper
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