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WO/2024/091282A1 |
A cutter assembly is configured to interchange a cutter bit and has a plurality of retaining features to secure the cutter bit to ensure positive retention and alignment along a rotational axis. A cutter bit is retained within a slot of ...
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WO/2024/079235A1 |
A hydraulic expansion chuck (1) for receiving a cutting tool, having a chuck main body (2, 3) with a connection part (3) for fastening to a machine tool and having a clamping part (2) for clamping the cutting tool in a center receiving o...
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WO/2024/078946A1 |
Device comprising: a surface for supporting a wafer; a gas inlet in the surface; a plurality of suction devices for gripping the wafer above the surface and drawing or pulling the wafer towards the surface; a shared vacuum line in fluid ...
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WO/2024/067582A1 |
The present application discloses a tool comprising a modular connection mechanism, comprising a shank and the modular connection mechanism. The shank is provided with a mounting channel in a direction perpendicular to a plane where an a...
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WO/2024/070395A1 |
This member replacement device comprises: an operation member (9) which is accommodated, in a rotatable state, in a recess section (8) formed on a proximal end-side end surface of an output rod (5), the operation member (9) pushing and m...
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WO/2024/047844A1 |
The present invention provides a draw tube drive mechanism provided with: a draw tube that is movable, in a first direction substantially parallel to a first axis, with respect to a support body supporting a rotating body so as to be rot...
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WO/2024/036484A1 |
A drill chuck and a power tool. In the drill chuck, a front body is provided with a plurality of clamping jaw grooves (102), and the plurality of clamping jaw grooves are uniformly distributed in an axial direction of the front body (103...
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WO/2024/038049A1 |
The tool holder (10) serves to create the rotationally symmetrical frictional conditions between the collet chuck (1) and the collet chuck receiving body (17) so that tilting moments which may act on the central axis (M) of the collet ch...
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WO/2024/032920A1 |
The invention proposes a machine tool unit which is driven by motor with a stator unit (2) and a rotor unit (3) which has at least one rotor shaft (105) and is rotatable about a rotational axis (D), wherein the rotor unit (3) comprises a...
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WO/2024/030099A1 |
In particular, the present invention relates to a position adjustment system that enables the position of a sensing element, such as a proximity sensor, to be detected by remote control in a system where operations are performed on the w...
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WO/2024/029338A1 |
Provided is technology which enables suitable control of a chuck gripping force. In this machine tool comprising a main shaft provided with a chuck for gripping a workpiece, when an open/close mechanism has performed a closing operatio...
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WO/2024/008856A1 |
The present invention relates to a coupling (2) for a medical instrument, comprising: a rotatably drivable rotor shaft (6) and a non-circular shank (4), which has a coupling portion (8) that can be axially inserted into the rotor shaft (...
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WO/2024/004757A1 |
Provided are: an unclamping arm capable of avoiding interference with other members; and a machine tool. An unclamping arm 50 comprises a right fulcrum section 63, a left fulcrum section 64, a cam follower 54, and pressing sections 57,...
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WO/2023/245558A1 |
A piston ring having dual-angle wedged sliding blocks, comprising a hollow flanged shaft (1), a rotary shaft (2), bearings (3), a central nut (5) and a piston ring assembly (6). A flange at one end of the hollow flanged shaft is in threa...
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WO/2023/237361A1 |
The present invention relates to a method for tightening or loosening a screw connection between a core drill and a core bit, wherein the core drill comprises a core bit and a motor, wherein the core bit can be made to move in a first di...
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WO/2023/232603A1 |
The invention relates to a balancing adapter (1) for the exchangeable mounting of a rotor (e.g. tool holder) to be balanced in a balancing machine that measures an unbalance of the rotor (2), having a gripping device (10.1-10.4) for form...
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WO/2023/234169A1 |
[Problem] To provide a method and a device for feeding power to a battery incorporated in a toolholder, with which it is possible to reasonably improve the problem of power feeding to a battery incorporated in a toolholder. [Solution] Th...
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WO/2023/229259A1 |
The present invention may extract a machining area of a soft jaw by inputting three-dimensional geometry information for the soft jaw, a workpiece, and a tool and a machining condition of the soft jaw, build a machining program for the s...
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WO/2023/223308A1 |
A tool holder has a holder body, a first clamping member, and a first fastening member. The holder body includes a fixation portion and a mounting portion located rearward of the fixation portion. The fixation portion has a front fixatio...
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WO/2023/217734A1 |
The invention relates to a rotor assembly (4) for a tool spindle (2), having - a hollow rotor (8), - an actuation device (10) for actuating a clamping device (12) for releasably fastening a tool holder (90) to the rotor (8), wherein the ...
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WO/2023/218515A1 |
[Problem] To provide: a spindle device that is capable of clamping a multifunctional holder at two locations on the inside and outside thereof using a single driving means; and a machine tool and the like that have such a spindle device ...
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WO/2023/215224A1 |
A dent removal tool features a tool head assembly with a handle extending therefrom in both directions. The tool head assembly includes a housing containing a toothed wheel and allowing the wheel to rotate inside the housing. The toothed...
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WO/2023/188451A1 |
According to a method of the present invention for detecting an attached state of a tool holder, during setup, a tool holder 11 is attached to a spindle 26 in a state without chuck errors, counting of cutouts 11C formed in a flange 11B i...
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WO/2023/187671A1 |
It is provided a tool (1a) comprising: an active portion (2) configured to perform a machining operation; a coupling portion (3) defining a longitudinal axis (3a) and configured to be integrally constrained to an attachment (1b); the cou...
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WO/2023/180156A1 |
The invention relates to a chuck (10) comprising a chuck body (20) which extends along a rotational or longitudinal axis (11), a collet receiving area (30) in which a collet (35) is received, and a clamping mechanism (50) which comprises...
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WO/2023/181651A1 |
The present invention relates to a coupling device for coupling a rotating body such as such as a polishing head and dresser to a rotating shaft. The present invention further relates to a device for attaching and detaching the rotating ...
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WO/2023/172131A1 |
A quick change arbor (1) for a tool that is releasably connectable to the quick change arbor (1), said quick change arbor comprising a longitudinal drive body (3) with a drive end (4) and a tool end (5), and an attachment portion (6) for...
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WO/2023/170887A1 |
[Problem] To disclose a configuration that allows the tool protrusion length to be changed while maintaining the characteristics of coolant supply to a tool. [Solution] A tool 700 which is inserted into a body inner space (400a, 240a) of...
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WO/2023/171169A1 |
[Problem] To stably grip an object while ensuring a large movement stroke of a hook portion. [Solution] According to a chuck device 100, in accordance with the rotation of an arm base 30 with respect to a case 10, each of a plurality of ...
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WO/2023/163166A1 |
A cutting machine 10 comprises a tool stocker 80 for storing a cutting tool 6, a cutting device 50 provided with a spindle 51 having a holding part 53 for holding a top part 6T of the cutting tool 6, and a control device 100, the tool st...
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WO/2023/151745A1 |
Collet chuck (10) having a plurality of jaws (20a, 20b) which are radially movable with respect to one another and which, with their clamping faces (30a, 30b), form a common receptacle for guiding a rod that is to be machined in a lathe,...
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WO/2023/151013A1 |
A chuck (300) may include a lock disk (380), a ball retainer (350), a lock sleeve (360), a wedge pin (371), and a pin drive spring (320). When the lock sleeve (360) is disposed in the locked position, the wedge pin (371) may be positione...
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WO/2023/153190A1 |
This machine tool comprises: a turret (3) which is provided with a plurality of tool mounting portions having a clamping mechanism configured to clamp a tool and maintain a clamping force when clamped, and which indexes each tool mountin...
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WO/2023/148242A1 |
The invention relates to an assembly for machining workpieces, comprising: - a machining tool (1) having a cutting-edge region (3) and a shank (30), wherein the shank (30) has a conical shank region (5) and a holding region (4) which is ...
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WO/2023/149054A1 |
[Problem] To make it possible for a connection operation to be performed easily in a tool attachment unit in which there is no need to precisely match the circumferential-direction position of a tool adapter with respect to a unit body. ...
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WO/2023/144873A1 |
The objective of the present invention is to provide an output device capable of employing a threshold to detect an operating state of an operating device capable of holding a target object, and a machine tool provided with the output de...
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WO/2023/144954A1 |
A chuck device equipped with a phase-determining mechanism, in which a phase-determining mechanism for determining the phase of a workpiece being gripped is configured to have a compact structure, the chuck device having: a chuck part fo...
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WO/2023/137751A1 |
A chuck for use with a powered driver having a rotatable drive shaft is provided. The chuck may include a body comprising a forward bore, a plurality of passageways, and a posterior bore. A plurality of jaws may be movably disposed withi...
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WO/2023/135334A1 |
The invention relates to a clamping component comprising a locking pin which can be moved between a first and a second position and is provided with a tool holding region formed between the ends of the locking pin. In the first position,...
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WO/2023/129001A1 |
The invention relates to allow measuring the length of the piece to be cut between the centering pin (4) and the movable support piece (8) that automatically drives the rail (9) while different metal bar- shaped materials are cut in the ...
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WO/2023/127352A1 |
Provided is a cutting device having good heating efficiency, and capable of reducing a decrease in gripping force of a cutting tool during hot machining. A cutting device comprising: a machining unit 20 that cuts a workpiece 7 with a cut...
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WO/2023/109993A1 |
The invention relates to a braking and/or clamping device comprising an annular housing which has at least one pneumatic or hydraulic connection and surrounds a rod receptacle oriented in the axial direction, wherein the housing has a ba...
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WO/2023/112016A1 |
An insert holder (22) includes a cutting portion (38) and a shank portion (46). The insert holder further includes a cavity (56) which includes a cavity chamber (58) and a plurality of cavity through recesses (66) which serve to reduce t...
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WO/2023/110091A1 |
A hydraulic clamping device (14) configured to releasably secure a tool shaft (16) comprises an outer sleeve (141) having an outwardly conical surface (142), which tapers in a direction from a first end of the outer sleeve (141) towards ...
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WO/2023/112865A1 |
A method for manufacturing a gripping tool that grips a workpiece by using a top jaw (30) which is mounted on a plurality of master jaws (20) which are mounted on a gripping tool body (10), said method including: a step for mounting the ...
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WO/2023/105630A1 |
[Problem] To, in relation to a gripping device 1, broaden the dimensional range of objects that can be gripped by one gripping part and precisely machined. [Solution] This gripping device 1 comprises a gripping spring 2 that is described...
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WO/2023/084264A2 |
The present invention relates to a surgical handpiece (100) comprising a housing (102) and a drive shaft (10) arranged therein, wherein a stem-engaging bore (11 ) is formed in the drive shaft (10), which is open at a distal end (10a) of ...
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WO/2023/084685A1 |
This rotary device with a hydraulic mechanism is for reducing surge pressure in a hydraulic cylinder, and includes: a rotary mechanism that rotates a cylindrical rotary body through a drive motor; a hydraulic mechanism that provides an a...
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WO/2023/081028A1 |
A chuck assembly for use with a rotary power tool. The chuck assembly includes a chuck body, a plurality of jaws, and a plate. The chuck body has a plurality of passageways, a plurality of jaws, and a plate. The plurality of jaws are eac...
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WO/2023/078766A1 |
Drill bit adapter (100) and an electric tool. The drill bit adapter comprises: an outer sleeve (110), having a first through-hole (111) arranged in an axial direction; an inner sleeve (120), mounted in the first through-hole in the axial...
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