Matches 1 - 50 out of 341 1 2 3 4 5 6 7 >
Match Document Document Title
7614326 Method for indexing a rotating tool and a tool for machining  
A method of indexing a rotating cutting tool, and a tool for machining. The tool includes a body, and one or more cutting parts, that can be moved relative to the body at least into a first...
7572088 Deep hole boring head and deep hole boring method for boring a production piece  
A deep hole boring head is provided which is capable of rotating about a central axis, a body whose front part has at least one cutting edge followed by a recess which leads to a duct inside the...
7563062 Milling head  
A milling head has a body, a holding device, a driving axle, a spraying device and a tool adaptor. The body has a base, a rear cover, a front cover, a bearing seat and a middle liner ring. The...
7556458 Tool for machine tools  
A tool includes a shaft and a blade support which is disposed in a removable manner on the face of the shaft, preferably embodied as a drill bit. One end of the blade support is provided with a...
7537422 Cutting tool and adaptor  
An adaptor ( 20, 76, 104, 106 ) secures a cutting head ( 16 ) to a tool holder ( 12, 14 ) having a passage for fluid. The adaptor ( 20, 76, 104, 106 ) has a corresponding passage ( 68, 94 ) for...
7476067 Drill bit  
A drill bit having a shank portion and a cutting portion, which cutting portion generally has at least one cutting edge and a chip flute that has a helical portion. The drill bit has at least one...
7476066 Drilling device provided with a multi-bladed drilling tool, especially a deep drilling tool  
The invention relates to a multi-bladed deep drilling tool ( 17 ) comprising a cooling lubricant channel ( 19, 20 ) provided for each chip space ( 74 ) allocated to each cutter ( 71 ). Said...
7431543 Machine reamer  
A machine reamer has a base and a reamer head configured as a one-piece indexable insert that axially projects beyond the front of the base. The indexable insert can be introduced in a front insert...
7422396 Drill having construction suitable for enlarging previously formed hole  
A drill which includes a cylindrical main body and a shank contiguous to each other, and which is to be rotated about an axis of the cylindrical main body in a predetermined rotating direction, for...
7422219 Interface of a tool  
An interface of a tool is proposed with a first part serving as a seat having a female taper, which part has a first conduit section located concentrically to its center axis, a second part having...
7393162 Gun drill  
A gun-drill comprises a cutting-head detachably secured to a shank, having a common longitudinal axis and comprising mating peripheral surfaces. A shank coupling portion comprises a forwardly...
7374374 Tool for chip removal  
A tool for chip removing machining has an axial channel, the tool being a one-piece unit, the tool having a first end and a second end, the first end comprising cutting edges, the second end...
7371034 Drilling attachment  
A drilling attachment for use in wet and dry drilling operations includes a housing having first and second fluid conduits, and a drive shaft mounted within the housing and having fluid...
7326009 Edge-carrying drill body having an internal chip-removal channel  
An edge-carrying drill body intended for deep hole drilling, is rotatable around a central geometric axis and comprises a through-channel arranged for internal chip evacuation. The channel mouths...
7322778 Tool with selectively-biased member  
A tool for working a workpiece has a slot provided between a pair of extremities at its distal end. The extremities have cutting blades mounted thereon. The slot is configured to receive a plate....
7311479 Rotatable tool and a blank  
The present invention relates to a tool as well as a blank for manufacturing of the tool. The tool is made of solid cemented carbide and includes a shank for mounting in a rotatable spindle and...
7306238 Collet and lock nut  
An assembly generally comprises a collet for receiving a cutting tool shank and a lock nut for creating a gripping force between the collet and the cutting tool shank. The collet has a nose and the...
7252155 Percussive power tool with flushing head  
A power tool ( 1 ) having a striking means ( 5 ), by which a percussive tool ( 2 ) that can be driven at least partially along an axis (A) struck directly and having a flushing bore ( 4 ) extending...
7244080 Quick-change insert for tools, especially for thread drills  
The present invention relates to a quick-change insert ( 10 ) for tools ( 11 ), in particular thread drills ( 12 ), for minimal lubrication, that is designed for detachable installation in a chuck...
7226254 Rod-shaped tool for machining a workpiece  
The invention relates to a rod-shaped tool made of sintered material that is used to machine a workpiece. Said tool comprises a rod center axis ( 1 ), a shaft area ( 6 ) and a chip space area ( 5 )...
7214012 Multi-shaft spindle head of machine tool  
A multi-shaft spindle head, wherein a plurality of spindles ( 11 ) having tools at the tips thereof are disposed in the same direction, the rear ends of cutting fluid feed passages ( 21 a ) formed...
7207755 Tool arrangement and tool for chip removal  
In a cutting tool arrangement and a tool for chip removing machining, the cutting tool arrangement comprises a tool, fastening arrangement, and a shank. The tool is a one-piece unit. The axial...
7207752 Reamer and method for reaming  
The present invention discloses a reamer ( 20 ) and a method for reaming, for enlarging a pre-existing hole in a workpiece by rotational and axial cutting. The reamer ( 20 ) includes a body ( 24 )...
7201543 Twist drill and method for producing a twist drill which method includes forming a flute of a twist drill  
A twist drill and method for producing is provided. The cutting edge structure has a first portion at the drill tip portion and a second portion disposed away from the drill tip portion. The flute...
7195428 Gundrill  
A method of forming deep holes and a gundrill therefore is disclosed. The gundrill has an elongate tubular shank and a cutting tip, each provided with a tubular central region supplying pressurized...
7182556 Drill and throwaway insert  
A drill improving the aligning accuracy of an insert and achieves a stable machining operation while maintaining the strength of the drill main body. The drill includes a drill main body rotatable...
7156589 Tool holder of machine tool  
A tool holder of a machine tool, wherein a holder rear end part is fixed to the front end part of the spindle of the machine tool, a tool receiving surface part ( 8 d ) for receiving the rear end...
7147411 Gundrill  
A method of forming deep holes and a gundrill therefore is disclosed. The gundrill has an elongate tubular shank and a cutting tip, each provided with a tubular central region supplying pressurized...
7134813 Cooling channel geometry  
A drilling tool comprising at least one machined groove and at least one web which extend from a tip of the tool to the shank of the tool. A main cutting edge and an inner cooling channel are...
7131795 Tool device, and method for drilling  
A tool, a device, and a method for drilling capable of very easily forming a hole part in a drilled matter by extremely smoothly discharging chips produced at drilled positions so as to maintain an...
7131790 Boring and conduit/pipe system  
An extension rod has an interior end and an exterior end. The exterior end is formed with male screw threads. A primary bit has a cylindrical interior end and a conical exterior. Female threads at...
7090448 Tool holder assembly  
A tool holder assembly for a cutting tool. The tool holder assembly includes a tool holder, a locating member, and a spring. The spring is configured to bias the locating member to engage the...
7090445 Tool with selectively-biased member  
A tool for working a workpiece has a slot provided between a pair of extremities at its distal end. The extremities have cutting blades mounted thereon. The slot is configured to receive a plate....
7083367 Adaptor device for holding a blade  
An adapter device is disclosed for holding a blade having a first and a second side onto a distal end of a holder of a spade drill. The adapter device includes a body of generally cylindrical...
7073988 Threaded tool with coolant supply  
A threading tool for generating a thread in a workpiece, includes a threading part which defines a longitudinal axis. A cooling channel extends inside of the threading part along the axis to a...
7070371 Chamfering air tool  
A chamfering air tool includes a driving shaft in a casing rotated by air pressure, a rotary shaft perpendicularly combined to the driving shaft for rotation, and a cutter fixed to the rotary...
7048481 Cutting fluid device for a spindle of a machine tool  
A spindle device of a machine tool, which can prevent the liquefaction of atomized cutting fluid in atomized cutting fluid passage downstream of a straightening unit 14, enhance a responsiveness...
7025544 Machine tool and lubricant jetting state detector for machine tool  
A machine tool capable of jetting atomized lubricant (h) forward from the tip of a cutter ( 17 ), characterized by comprising a lubricant jetting state detector for detecting the jetting state of...
7004691 Deep hole cutter  
A deep hole cutter for a gun drill system includes a tool shank and a cutting head with two or more cutting edges. The tool shank and the cutting head are separate members connected strongly by...
6997652 Device for producing deep-hole borings in workpieces having a convex surface  
The drill bit ( 14 ) passes through a drilling bush ( 2 ) for guiding said drill bit. The drilling bush ( 22 ) is pressed against the workpiece ( 10 ). However, the drilling bush does not terminate...
6981825 Multispindle machine tool and method of optimizing lubricant mist flow for each spindle of multispindle machine tool  
A multispindle machine tool, characterized in that outside cylindrical members ( 19 ) having a plurality of spindles ( 2 ) and fixed to a support frame ( 3 b ) are inserted into the center holes (...
6948890 Drill having internal chip channel and internal flush channel  
A drill for chip removing machining includes a front cutting end, a rear securing portion, and a shank extending therebetween. The cutting end includes at least one cutting edge. The drill has at...
6926478 Spindle device of machine tool  
A spindle device of a machine tool capable of stably injecting atomized cutting fluid from the tip of a tool device 13 when a variation in fluidity of the atomized cutting fluid occurs...
6905294 Main shaft device for machine tools  
The wasting of cutting fluid mists and contamination of a machining environment with cutting fluid mists are prevented by feeding optimum amounts of cutting fluid mists in a variety of machining...
6902355 Junction  
A junction is proposed between two tool parts, where a first tool part has a recess in hollow cone shape, and a second tool part has a cone-shaped projection that can be inserted into the recess....
6896450 Machine reamer and reaming head for a machine reamer  
The invention relates to a machine reamer, with a shaft-like base body ( 10 ) and a reaming head ( 12 ), projecting axially from the front face of the base body. According to the invention, the...
6821061 Three-edged drill for chip forming machining  
A drill for chip forming metalworking includes three cutting edge structures spaced circumferentially apart. Each cutting edge structure includes a radially outer cutting edge and a radially inner...
6808342 Tool  
Proposed is a tool with a tool insert ( 53 ) for machining workpieces, comprising a collet ( 2 ), designed for manual interchange of tools and for securing in position the tool insert ( 53 ) in a...
6792735 Advanced processes for coring and grouting masonry  
Advanced masonry coring systems for coring and grouting masonry walls are disclosed in this patent. The systems include rotating machinery and a drill column in the form of a cylindrical...
6698981 Drill bit with three cutting edges  
A drill has first, second and third teeth each tooth having a cutting edge at its front end. The cutting edge of the first tooth extends all the way to a center axis of the drill; the cutting edges...
Matches 1 - 50 out of 341 1 2 3 4 5 6 7 >