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8091401 |
New-type thin shredder blade having blade points without steps, blade sets and manufacturing method thereof
Thin shredder blade having blade points without steps, including blade body and cutting part located on periphery of blade body and includes a blade point. The cutting part includes a primary...
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7827883 |
Cutting die and method of forming
A cutting die is formed by scanning a laser beam along a path corresponding to a blade pattern, and introducing a selected powder to build up an integral blade of high grade, and hard-to-wear...
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7401537 |
Cutter insert gum modification method and apparatus
A method and apparatus for treating a cutter ring adapted to be used in tunnel boring operations; forming an initial cutter ring and heat treating the cutter ring prior to a laser client process;...
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7401536 |
Method or jointing the cutting edge of at least one cutting blade of a rotating tool
In a method of jointing a cutting edge of at least one cutting blade of a rotating tool, wherein between the tool and at least one straight jointing stone a radial advancing movement is carried out...
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7270504 |
Cutting tool for metal working as well as method in the production of cutting tools
A cutting tool and a method for the production of cutting tools for metalworking characterized in that the holder body of the tool first is submitted to a surface hardening that results in the...
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7257899 |
Composite circular slicer knife
A substantially circular slicer knife is provided having an interior base portion made of a first material and an outer edge portion made of a second material. The outer edge portion is...
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7214009 |
Drilling tool
A drilling tool consisting of a drill shank having a drill point and of a transition section which adjoins the drill shank in the axial direction and which merges into a clamping shank, the...
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7144208 |
Low torque tap
A low torque tap includes a shank portion with a driving square and a thread cutting portion. The thread cutting portion includes a threaded body with one or more asymmetrical straight flutes that...
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6890134 |
Method of producing endodontic instruments
Methods for manufacturing endodontic instruments are provided. Methods relate to milling a blank with a cutting process to shape the instrument. Instruments so produced are also provided.
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6868755 |
Manufacturing method of diamond cutter
A diamond cutter 7 constituted by a cutter base plate 5 having a curved surface 3 by drawing molding a steel sheet metal material is provided. The cutter base plate 5 is obtained by preparing an...
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6863478 |
Device for connecting surgical clearing or drilling tool components
A device for the coaxial connection of a surgical rotating tool to a shaft and the method of forming such a device. The device comprises a shaft defining a central axis and having a front end, a...
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6837130 |
Method of repositioning a beveled edge of a cutting blade
A method of manufacturing a cutting blade includes providing a blank that is to be formed into a cutting blade. The blank has a top surface, a bottom surface, and a first edge extending between the...
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6631665 |
Perforating tools having plural blades
The invention relates to a method of manufacturing perforating tools, as well as perforating tools manufactured according to the method. The tool is manufactured in that a number of blades (2) are...
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6591715 |
End mill type gear cutters for spindle driven machines
A process for producing quick and inexpensive gear cutters made of steel or carbide. Cylindrical shaped blanks of tool steel or other suitable materials of are chosen for a size appropriate for the...
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6536320 |
Slitter cutting element and method of making same
A slitter cutting element for slitting a sheet of web material has an axially displaceable blade member arranged on a blade carrier. The axially displaceable blade member is biased by an...
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6524036 |
Method for influencing the behavior of swarf flow on tool surfaces
A method for influencing the swarf flow behaviour of tool surfaces in the region of cutting edges with swarf producing tools with a geometrically defined cutter, by laser irradiation of the tool...
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6502309 |
Shaving apparatus
Method of manufacturing a blade-shaped hair-pulling element (13) for a cutting unit (3) of a shaver. The shaver comprises a plurality of cutter elements (8) and a corresponding plurality of...
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6497164 |
Ultrasonic vibration cutting tool and production method thereof
A ultrasonic vibration cutting tool which can optimize materials as in a separate type and can improve the transmission efficiency of ultrasonic vibration as in an integrated type. The ultrasonic...
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6353771 |
Rapid manufacturing of molds for forming drill bits
A mold is formed for an building earth boring bit by designing the bit geometry in three dimensions using a computer aided design (CAD) system and then feeding the geometry data of the design to a...
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6345444 |
Hand held apparatus for transverse cutting of a not easily accessible pipe
A hand-held apparatus for cutting transversely a pipe using a slitter co-operating with rollers to produce a deepening cut, is formed of two half-shells mounted opposite around the pipe with...
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6016720 |
Method for the manufacturing of rotary tool holders having seats for cutting inserts
A rotary tool holder having a plurality of cutting insert-receiving seats is manufactured by rough-forming the seats in a steel body, then hardening the body, and thereafter finish-forming the seats.
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6017171 |
Milling cutter body and a method for its production
The invention relates to a process for the production of a milling tool for cutting machining, preferably of metals. The milling tool includes a holder part (2) for the fixation of the milling tool...
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5992204 |
Method of increasing the strength of a blade, and a blade
A method of increasing the durability of the cutting point (8) of a blade, and a blade. A compression stress (P10) is formed in at least one surface (10 or 6) joining the point (8) of the blade (1)...
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5906053 |
Rotary cutting blade having a laser hardened cutting edge and a method for making the same with a laser
A rotary cutting blade including an elongated body made of steel and having opposite ends, a leading edge extending from each opposite end, an upper surface, a lower surface and a cutting surface...
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5901619 |
Method for manufacturing rotary cutting tool and rotary cutting tool
A method for manufacturing a rotary cutting tool for fabricating a sheet having transverse slits. The rotary cutting tool has a cylindrical body having generally longitudinally extending grooves,...
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5890852 |
Thread cutting die and method of manufacturing same
A thread cutting die or chaser for use with a power driven thread cutting machine is provided with a protective coating of an ultra hard material such as titanium nitride which is initially...
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5876155 |
Method of eliminating chatter in plunge cutting with cutters at different diameters and depths
A method that eliminates or reduces chatter when plunge cutting with boring cutters at different diameters, different tool geometries, different chip loads and different cutting depths, by...
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5855149 |
Process for producing a cutting die
A process for producing a cutting die having a metal base which carries a sharpened ridge extending along a predetermined path thereon, in which a supply of powdered metal and a laser beam are...
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5836229 |
Glass scribing disc
A glass cutting disc forms a scribed line on a surface of a glass product along which the glass product can be broken when an external force is applied thereto. The glass cutting disc includes an...
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5765452 |
Method for improving the endurance of a blade base of a disc chipper, a blade base of a disc chipper and a disc chipper
A method for improving the endurance of a blade base (6) of the disc (1) of a disc chipper, a blade base and a disc chipper. A wearing plate (10) is attached to the surface (18) of the blade base...
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5433655 |
Balance adjustment method of end mill
A balance adjustment method of an end mill for increasing the accuracy of the machined surface and also for lengthening the tool lifetime, in which mass unbalance between an end gash part of a...
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5431072 |
Carbide cutting tip coating with hard material and method of producing it
The tool face 12 and the flank 13 as well as the cutting edge 14 of a carbide cutting tip 19 for the fine machining of bores or the like are coated with a thin hard-material coating 21, 22 of TiC...
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5429016 |
Agricultural disc blade
An agricultural tool including a disc blade incorporating hard wear resistant inserts for attachment to an axial member of an agricultural tool for rotation through the soil. The disc blade...
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5427001 |
Method and apparatus for making external cutting member of an electric razor
Method and apparatus for opening slits of uneven lengths in the concentric circular shaving sections of an external cutting member that is used in an electric razor using a rotary cutter that cuts...
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5406865 |
Method for producing one-piece cutter body members for comminuting apparatus
An improved method for producing one-piece cutter body members for comminuting apparatus for shredding, crushing and grinding bulk solid waste materials is provided. The process creates one-piece...
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5365805 |
Process for producing a cutting insert
A cutting insert is produced by form-pressing and sintering of powder. The insert comprises a top chip surface, a bottom surface, and at least one edge surface extending between the top and bottom...
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5323670 |
Circular saw blade and process for the production thereof
A circular saw blade has a rotary axis and a flat annular body arranged therearound. The annular body has a periphery being provided with teeth. The annular body is of hollow conical shape. For...
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5309792 |
Device for cutting a sheet material and process for its manufacture
A device is disclosed for cutting through, cutting into, perforating through or perforating into sheet material, such as papers, metal foils or plastic films, more particularly a label material...
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5251514 |
Method for forming mower blades
The cutting edge on a lawn mower blade is formed by coining the edge of the blade. The blade is squeezed between a punch and die to produce the beveled edge and an extruded excess. The excess is...
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5226344 |
Rotary cutting cylinder with floating sheeter blade lock-down bar and method of making same
A rotary cutting die assembly is comprised of a support roll having a cylindrical exterior surface with a first axial slot formed in the exterior surface and extending a first depth into the...
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5222842 |
Milling tool
The milling tool, in one form, has a shank having a shank rotation axis, a first cutting-edge carrier having at least one cutting edge and at least two arched areas and a second cutting-edge...
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5213452 |
Router type cutter
A router type cutter (1) has at one end thereof a drive spigot (2) adapted to be clamped in a rotatable toolholder of a machine tool, at least one helix (3) extending part-way along the cutter (1)...
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5171109 |
Cutting tool
A cutting tool is disclosed which has a tool body, a cutting insert and an insert-holding member. The tool body has a recess formed therein, and the cutting insert is received in the recess. The...
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5158400 |
Rotary disc cutter and method of making same
A rotary disc cutter for cutting workpieces, especially gears and the like. The rotary cutter comprises a plurality of cutting blades arranged about the periphery of a rotary disc cutting body with...
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RE34054 |
Reamer with angled blade and full length clamp and method of assembly
A reamer comprises a single, adjustable, elongate carbide blade clamped in position in an axial slot in the reamer periphery by means of a clamping plate, with the slot having a positive rake blade...
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5116172 |
Composite rotary cutting tool and adaptor and method of making same
A composite rotary cutting tool and adaptor includes a straight cutting tool, such as a drill bit or the like, having a cylindrical shank adhesively bonded within a close fitting axial bore in an...
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5097727 |
Method of making a knife having a scalloped cutting edge
A scalloped cutting edge is formed on a knife blank by disposing the blank between corresponding faces of a punch and die assembly, whereby a resilient face of the punch compresses the blank into a...
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5093975 |
Method of making new side trimmer and side trimmer blade
A side trimmer made from hardened steel has an inner diameter with a keyway, an outer diameter, and two faces. A recess is machined in the faces to a radius greater than the keyway root. The...
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5036732 |
Method for making a cutting element for use in a rotary cutting tool
The inner peripheral portion of the blade material is made thinner than the outer peripheral portion thereof. This serves to make greater, as compared with conventional cutter bodies, the distance...
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5018276 |
Tooth structure of rotary saw blade and method of forming the same
A tooth structure of a rotary saw blade includes a plurality of teeth arranged circumferentially on the peripheral portion of a disc-like base plate. Each of the teeth is trapezoidal in side view....
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