Patents
Patents for B23D 47 - Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts (6,404)
09/1991
09/17/1991CA1289040C Ceramic saw guides
09/12/1991DE4007552A1 Control system for circular saw - with accurate position monitoring of saw and with programmable saw movement for workpieces
09/11/1991EP0445168A1 Pallet cutting machine
09/10/1991US5046391 Saw mill
09/05/1991WO1991012941A1 Blade protector for clearing machine
09/03/1991US5044075 Boiler repair
08/1991
08/29/1991DE4006000A1 Under-table saw for trimming panels - incorporates device for automatically removing trimmings
08/24/1991CA2076626A1 Blade protector for clearing machine
08/21/1991EP0442238A2 Composite rotative circular cutting tool
08/13/1991US5038650 Miter saw support and extension
08/13/1991US5038474 Device for a circular saw
08/06/1991US5036738 Elongated
07/1991
07/23/1991US5033579 Sound-and/or vibration-damping coating, element provided with said coating and process for applying the latter
07/23/1991US5033344 Pipe cutting apparatus
07/23/1991US5033192 Hand-held tool with cutting or grinding disk
07/04/1991DE3943343A1 Circular saw for cutting stone blocks - is brought to rest when driving torque falls below specified minimum value
07/03/1991EP0435442A2 Method and apparatus for cutting inorganic materials
07/03/1991EP0434975A1 Chopping machine for reducing waste tyres to small pieces
07/02/1991US5028176 Glass drilling machine with cooling fluid back pressure control system
06/1991
06/26/1991EP0338015B1 Method and apparatus for cutting and deburring tubes
06/19/1991EP0433249A2 A device for supporting and positioning side clamp assemblies, in particular for woodworking machines
06/19/1991EP0432857A2 Short-stroke machine tool provided with a boring and milling head which is slidable along the machine frame
06/18/1991CA1284927C Pressure beam for sawing machines
06/13/1991WO1991008076A1 Apparatus and method for cutting mults from billets
06/06/1991DE3939563A1 Delivering hollow sections to work-station - involves gripper mounted on horizontal slide
06/06/1991DE3939562A1 Mitring saw for window frame section - has moving clamp on blade exit side to allow final cut on double mitred ends
06/04/1991US5020281 High speed rotary hand tool with adjustable head coupling
05/1991
05/29/1991DE4037031A1 Multiple tube cutting machine - has mandrels to support tubes before tube clamps are tightened
05/24/1991CA2003889A1 Air deflector for circular saw
05/22/1991CN2077341U Variable speed circular saw
05/14/1991US5014583 Push feed system for a saw
05/08/1991EP0299047B1 A sawing machine
05/07/1991US5012582 Hand-held, battery-operated rotary blade saw
05/02/1991EP0424822A1 Panel cutting machine
05/01/1991CA2028450A1 Saw blade
04/1991
04/30/1991US5010978 Apparatus and method for a sawing stand
04/25/1991DE4032777A1 Sawing station for cutting wood panels - has C of G of moving mass of machine slung between horizontal guide rails to reduce tipping moment
04/24/1991EP0423339A1 Equal pitch groove working machine
04/23/1991US5009255 Versatile structure for all machining work mainly on soft materials
04/23/1991US5009011 Annular saw blade and annular saw with driving means for a saw blade
04/16/1991US5007317 Apparatus for the program controlled longitudinal and transverse cutting of workpiece plates
04/16/1991US5007173 Gasoline engine powered hand-held circular saw
04/16/1991US5007167 Blade modification tool and process
04/09/1991US5005692 Tube feed apparatus
04/09/1991US5005295 Portable power driven tool
04/03/1991EP0419600A1 Device for assembling frames and frame mouldings and machine for cutting mitre joints for implementation of said device.
04/02/1991US5004029 Saw table apparatus
03/1991
03/26/1991US5002108 Process for the edge planning of rectangular plates
03/26/1991US5002107 Method and apparatus for forming radius corners
03/21/1991DE4016905C1 Circular saw for trimming wood - is used with table adjustable in height and fitted with clamp
02/1991
02/28/1991DE3928246A1 Machine tool cutting bar into defined lengths - has first tool which cuts groove and second tool which cuts off required length
02/26/1991US4995288 Saw guide
02/20/1991EP0412980A1 Device for cutting stone
02/14/1991DE4025440A1 Table saw with circular saw
02/14/1991DE3926311A1 Separator for strip mounted switches and electric components - has rotary assembly of several saw blades on common, motor driven shaft
02/12/1991US4991354 Abrasive saw adjustable workpiece supporting frame
02/10/1991WO1991001838A1 Self aligning guides for circular saws
02/07/1991DE3931486A1 Machine for destroying plastics bottles - is identical to that used in food industry, but with circular saw blade instead of cutter
02/05/1991US4989372 Precision radial arm saw for composite materials
01/1991
01/29/1991US4987813 Apparatus for installation of a power saw and fence in a table
01/24/1991DE3923470A1 Combined cut=off and bench type circular saw - has pivoted saw assembly mounted above table on thin plate which acts as knife
01/24/1991CA2016873A1 Portable saw mill
01/22/1991US4985982 Process and apparatus for cutting and trimming printed circuit board workpieces
01/16/1991EP0407565A1 Device for removing a section cut to length on a power saw.
01/10/1991DE3921125A1 Hand tool device with its own drive - has bent spindle to take angle grinder and power driven fan extractor
01/09/1991EP0407339A1 Hand device with a wheel for cutting-off or grinding
01/02/1991EP0406049A1 Compact and ergonomic unit for the framing of pictures
01/02/1991EP0405397A1 Saw mechanism for logs convolutely wound on cores and method
12/1990
12/27/1990CA2015635A1 Saw mechanism for logs convolutely wound on cores and method
12/25/1990US4979417 Rotating saw blade having improved critical vibrational speed
12/25/1990US4979412 Sawing machine
12/25/1990US4979307 Rotary cutter tool
12/20/1990DE3918710A1 Mitering saw for extruded window section - has overhead sawing slide to allow easy clearance of offcut pieces
12/19/1990EP0403043A1 Device for high accuracy length machining of elongated workpieces
12/18/1990US4977803 Saw mechanism for logs convolutely wound on cores and method
12/18/1990US4977802 Self aligning guides for circular saws
12/18/1990US4977708 Portable handheld tool machine having a tensioning device for a belt drive
12/13/1990DE3919038A1 Circular saw blade with attached damping elements - has staggered arrangement of recessed damping plates around both sides of saw blade
12/12/1990EP0402297A2 Parting-off machine for cutting of flat construction pieces
12/12/1990EP0401287A1 Power-operated device with a cooling facility.
12/11/1990US4976251 Tile saw apparatus and method
12/05/1990EP0400530A2 Device for cutting pieces into lengths
12/05/1990EP0400511A1 Annular saw blade and annular saw with driving means for a saw blade
12/05/1990EP0400124A1 Connecting element for form-fitting connection
12/04/1990US4974651 Portable workbench
12/02/1990CA2018029A1 Annular saw blade and annular saw with driving means for a saw blade
11/1990
11/29/1990WO1990009505A3 Device for assembling frames and frame mouldings and machine for cutting mitre joints for implementation of said device
11/22/1990EP0398609A1 Universal motor with secondary winding
11/20/1990WO1990014191A1 Cut sections conveying device for a cutting machine
11/20/1990US4971021 Apparatus for cutting semiconductor crystal
11/15/1990CA2015138A1 Universal motor with secondary winding
11/13/1990US4969496 Combination electric table saw and folding, mobile work bench
11/08/1990DE4004168A1 Pre-sawing unit on panel-sawing machine - is adjustable on rod above work-bench
11/07/1990EP0396143A2 Rotatable cross-slide for a circular saw
11/06/1990US4967963 Device for mixing air, oil and water
11/06/1990US4967627 Plate sectioning saw
10/1990
10/31/1990EP0394521A1 Method and device for cutting up or edging pieces of wood or the like
10/31/1990EP0394520A1 Apparatus and method for cutting material wound on reels
10/30/1990US4965940 Method and apparatus for aligning a sawmill guide rail
10/24/1990EP0393133A1 Multi-use apparatus for the control of portable power tools
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