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WO/2010/084551 |
Provided is a core drill capable of holding a cut-out core in the hollow portion of the drill body so as to prevent the cut-out core from falling down. The core drill (A) of the present invention comprises a cylindrical drill body (1),...
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WO/2010/084485 |
A double-sided cutting insert (24) has top and bottom surfaces (32,34) and two major side surfaces (38) connected by two minor side surfaces (40). Each major side surface has two distinct relief surfaces (42) which are inclined in opposi...
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WO/2010/081394 |
A self-tightening drill chuck includes a drill chuck main body, three collet jaws, a pushing threaded rod and a pushing nut. A spiral groove having an arc-shaped cross-section is machined on the outer surface of the pushing threaded rod,...
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WO/2010/079213 |
The invention relates to a helical drill bit that includes, in series, a shank (10) for driving said drill bit, a main body (11) comprising at least two helical cutting elements (12) separated by helical grooves (19, 20), and a tip (14) ...
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WO/2010/078672 |
A cutting tool insert (10, 10´), the insert (10, 10´) is massive. The insert(10, 10´) comprises a combining portion used for connection and a cutting tip (12) at one end; the cutting tip (12) comprises a cutting face (13) on the top a...
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WO/2010/076948 |
The present invention relates to a cutting tool for drilling having inserts in the same shape and being capable of discharging a chip in a chip flute. The cutting tool comprises: a body including a chip flute; and indexable inner and out...
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WO/2010/075773 |
A method for manufacturing a grinding-free drill bit is disclosed. The grinding-free drill bit includes a drill body (1) and a replaceable cutting blade (2) provided at a front end of the drill body (1). The manufacturing method includes...
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WO/2010/074642 |
The present invention relates to lead-through tool for pipes, comprising a tool body (1) having a rear end (15) provided with a means (16) for interaction with a rotary machine, preferably a handheld drilling machine, and a front end (17...
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WO/2010/071590 |
To reduce the production costs for medical instruments (preferably endodontic root canal files) and increase their attractiveness to dentists/doctors, a medical instrument assembly is provided, which is made by metal injection molding an...
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WO/2010/067349 |
A cutting tool (10) has a tool shank (14) and a replaceable cutting head (12) resiliently secured to the tool shank (14) by an interference fit between a male fixation member (24) of the cutting head (12) and a female fixation member (88...
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WO/2010/065737 |
A drill bit comprising a trocar tip on an end of a fluted portion is disclosed. The trocar tip may be configured to cut through relatively hard bone. The drill bit may also have a fluted portion for cutting through softer bone.
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WO/2010/062850 |
A coolant delivery system and method are provided in a rotating cutting tool which effectively removes chips or swarf from cutting edges and flutes of the cutting tool. In one embodiment, the coolant delivery system includes a collar wit...
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WO/2010/058387 |
A trepanning drill having a drill axis of rotation (A) and comprising a drill bore extending rearwardly from a front portion thereof. The drill body has at least two cutting edges formed in the front portion thereof. Each of the cutting ...
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WO/2010/057397 |
A self - lock manual tightening drill chuck includes a chuck body(1), a plurality of jaws(4), a nut(3), a front sleeve(2) and a rear sleeve(9).The jaws (4) mesh with the nut (3) via threads. The rear sleeve (9) can rotate relative to the...
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WO/2010/057707 |
The invention relates to a drilling tool (1), in particular for drilling and/or cutting devices, for drilling in brickwork, concrete, stone and the like, comprising a drill head (5) and at least one cutting member (6), wherein the cuttin...
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WO/2010/057706 |
The invention relates to a drilling tool (1), in particular for drilling and/or cutting devices, for drilling in brickwork, concrete, stone and the like, comprising a drill head (5) and at least one cutting member (6), wherein the cuttin...
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WO/2010/057158 |
A bit exchange system for use with a tool includes a driver bit engageable with the tool and defining an axis. Each of a plurality of adapters has a first end configured to engage the driver bit along the axis and a second end configured...
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WO/2010/055559 |
A drill of high machining precision obtained by preventing the problem of a composite material including a hard-to-cut material such as CFRP, i.e. curling of the surface layer and generation of whisker burr (Q) in the backside layer. In ...
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WO/2010/057158 |
A bit exchange system for use with a tool includes a driver bit engageable with the tool and defining an axis. Each of a plurality of adapters has a first end configured to engage the driver bit along the axis and a second end configured...
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WO/2010/050388 |
A shank (14) integrally formed with an effective cutting length section (13) is included in a main body section (11), a blind hole (15) extending to the front of the effective cutting length section is arranged inside the shank (14), and...
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WO/2010/047158 |
A deep hole drill, wherein, even if drive of a spindle stops quickly when processing is competed, stopping rotation of a drill tube, a drill head does not come out of the front end of the drill tube.
A drill head (1) mounted to the front...
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WO/2010/044206 |
A core drill which, even if used with a rechargeable electric drill having low rotational torque, can bore a hole and which allows the drill to bore a hole with less electric power consumption.
A core drill has a thin-walled core body (2...
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WO/2010/038279 |
Three main cutting edges (14) are provided at equal angular intervals around a drill shaft center (O), and a negative angled part (20) with a radial rake angle (φ) of a negative value is provided along a circumference of the main cuttin...
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WO/2010/034410 |
The invention relates to a tool (1) for machining work pieces, comprising at least one geometrically defined cutting edge (15) and a center axis (M), characterized in that the tool (1) includes at least three regions (7, 9, 11; 13, 27, 2...
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WO/2010/035824 |
A sintered cermet and a cutting tool are provided which have high toughness and high chipping resistance.
The sintered cermet comprises: a rigid phase containing titanium as a major component and comprising one or more members selected f...
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WO/2010/036498 |
A rock drill bit comprising a shank (1) fitted with a clamping end (2) and a drilling tip (3) at the end away from the clamping end, the drilling tip (3) comprising at least three, preferably exactly three blades (4, 5, 6) which are alar...
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WO/2010/031946 |
The invention relates to a rotary or fixed cutting tool (1) for machining elements made of a hard and/or abrasive material, said tool comprising at least one active portion having hardness and/or abrasion properties higher than that of t...
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WO/2010/032221 |
A core retaining device for use with a core drill bit, the bit adapted for cutting a core from a material. The core retaining device comprises: a core attachment mechanism for releasably connecting the core retaining device to the core; ...
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WO/2010/029891 |
A drill is configured such that a curve of a hole due to a jumping rope phenomenon is prevented by a guide section and damage to the inner wall surface of the hole is prevented to improve surface roughness.
Cut debris discharge grooves (...
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WO/2010/030972 |
An adjustable drill is provided comprising a drill body having a face surface with a directional feature provided therewith. At least one cartridge is selectively mounted adjacent the face surface and selectively slidable along the direc...
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WO/2010/030972 |
An adjustable drill is provided comprising a drill body having a face surface with a directional feature provided therewith. At least one cartridge is selectively mounted adjacent the face surface and selectively slidable along the direc...
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WO/2010/025329 |
An apparatus may comprise a body, a pilot, a blade, a shaft, and a guide. The body may have a first end and a second end. The pilot may extend from the first end of the body and the blade may be attached to the body and positioned longit...
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WO/2010/025192 |
An auger bit with a removable tip is provided. The removable tip is coupled to a first end of the auger bit. The auger bit includes a second end adapted to repeatably removably couple to a drill. The removable tip may be coupled to the f...
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WO/2010/019092 |
A cutting member is provided for a drill bit, the cutting member being arranged to fix to a corresponding barrel for the drill bit, the barrel being arranged to engage a drill shaft. Furthermore, the cutting member is arranged to detacha...
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WO/2010/015321 |
The invention relates to hole saw (1), comprising a base body (2) having a cylindrical contour and hard particles (3) arranged in a circular ring shape on the front of the base body. In order to increase the utility value of such a hole ...
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WO/2010/007700 |
Provided is a drill head manufacturing method, in which the features of a CVD method can be effectively utilized by applying a CVD coating treatment, at the time of a drill head manufacture which can adopt only the PVD coating treatment ...
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WO/2010/007958 |
A coated member for cutting tools which renders a long life possible under severe cutting conditions as in high-speed processing, high-feed-rate processing, cutting of works having enhanced hardness, and cutting of works difficult to cut...
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WO/2009/157850 |
A family of cutting inserts includes a plurality of different inserts, each having a different geometry. Each insert of the plurality of different inserts is adapted to be mounted in a common insert-receiving pocket on a toolholder of a ...
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WO/2009/157104 |
Provided is a deep-hole boring drill head, which causes no disc to clog chip discharge ports when the head body of a drill head passes through a cutting object. The deep-hole boring drill head is constituted such that a central cutting...
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WO/2009/155909 |
The invention relates to a multiple edge drill such as is especially used for machining difficult-to-machine, e.g. high-toughness materials, such as e.g. cast steel, steel for hardening and tempering or other difficult-to-machine steel m...
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WO/2009/155660 |
This invention relates to a power tool, an accessory and a power tool and accessory system. The power tool includes a tool body and a rotatable driven member extending forward from the tool body for gripping and rotating a working elemen...
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WO/2009/146877 |
The present invention provides a cutting tool (10) which comprising a drill bit (12) having an integrated deburring tool (14) or tip which is displaceable between an extended and retracted position in order to enable both drilling and de...
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WO/2009/135681 |
The invention relates to a drill comprising a one-piece hard-metal element, which extends transversely over the drill head in a star shape. A cutting edge (22) of the drill head, especially a single one, extends in the central region the...
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WO/2009/129792 |
A rotary-driven tool for cutting machining, in particular a drilling tool with a cutting body (2) and a holder (3) with a shaft piece is disclosed, with at least cutter (6) and a swallow-tail shaped region (10) on the cutting body (2) an...
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WO/2009/128775 |
The invention relates to a tool for rotary cutting machining, comprising a tool body (10) and a replaceable cutting head (30) de- tachably attachable to the tool body. At its front end, the tool body is provided with two coupling legs (1...
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WO/2009/126004 |
There is provided a drill bit capable of performing a continuous drilling operation on a high-strength workpiece such as a tempered tile and the like. The drill bit comprises a bit body having a receptor portion formed therein, the recep...
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WO/2009/121595 |
The lathe tool, in particular the boring tool (2) has a receiving part implemented as a borer body (6) and a front part implemented as a borer head (4), which extend along a central axis (8) and can be removably fastened to one another v...
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WO/2009/114958 |
A helical bit tool includes a bit head (1) with multiple helical pieces (2). Each helical piece has a side cutting edge (3) which faces on the direction of cutting operation. The surface of the side cutting edge which faces on the direct...
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WO/2009/116552 |
Disclosed is an amorphous carbon covered tool possessing excellent adhesion between an amorphous carbon film and a base material and excellent abrasion resistance. The amorphous carbon covered tool comprises a base material and an amorp...
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WO/2009/098664 |
An approach for producing structured cuts, which at least in part produced by an arcuate reciprocating cutting tool including an arcuate saw and a driving mechanism therefor, is disclosed. The driving mechanism is configured to facilitat...
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