1805 results about "Tool holder" patented technology

A surgical power tool includes a hand unit and a tool holder. The tool holder engages a hub of a tool to hold the tool during use. One tool holder includes a substantially planar support surface, a pair of spaced-apart sidewalls protruding from the support surface, each sidewall having at least one tab extending from the sidewall toward the other of the sidewalls. A tool clamp, including a post protrudes from the support surface with an enlarged head at a distal end thereof. A lock button protrudes from the support surface, the lock button being depressible toward the support surface. Another tool holder includes an output shaft having a driven end and a free end, the free end of the output shaft having a slot formed therein. A collet is disposed coaxially with the output shaft and is rotatable relative thereto. The collet has a collet wall extending between the first and second ends of the collet. The collet has a plurality of slots in the first end of the collet, a plurality of grooves in an inner surface of the collet wall, and a plurality of internal ridges protruding from the inner surface of the collet wall.

The present invention encompasses tools and a tool-holding retractor assembly. The retractor assembly spreads an incision and holds the incision open. At least one extension device, having a tool holder on one end, attaches to the assembly. The holder includes a selectively locking multi-axis adjustable mounting element adapted to grip a tool shaft. The mounting element acts as a universal mounting providing rotational and sliding movement of the tool shaft. The extension device adjusts to position the tool holder peripherally of the surgical field. Once the retractor is placed, the extension device provides full access to regions below the incision. The extension device allows the surgeon to chose the insertion point and insertion angle of the tool shaft.

A tool attachment for mounting on a hand-held machine tool provided with a tool holder, the tool attachment having an output shaft and a base body at whose outer circumference a locking sleeve is disposed in a manner allowing it to rotate to release at least one assigned locking element; at the outer circumference of the base body, an anti-rotation unit is formed for the twist-proof mounting of the base body on a fastening unit assigned to the hand-held machine tool; on the anti-rotation unit and at an inner circumference of the fastening unit, complementary geometrical forms are provided which are configured to mesh with each other for the releasable, twist-proof mounting of the base body on the fastening unit.

There is provided a guide apparatus for orienting a medical tool relative to and through a remote fulcrum or remote center of motion. The guide apparatus may comprise: at least one crank arm comprising at least a portion of a first hinged coupling for hinged coupling to a stabilizer; at least one link arm comprising at least a portion of a second hinged coupling for hinged coupling to the crank arm at a location spaced from the first hinged coupling; a tool holder for supporting a medical tool on the link arm at a location spaced from the first hinged coupling; wherein the rotational axes of the first and second hinged couplings intersect to define a remote fulcrum. The guide apparatus may be configured to be an open-loop spherical chain or a closed-loop spherical chain.

A system and method for tool exchange during surgery for cooperatively controlled robots comprises a tool holder for receiving a surgical tool adapted to be held by a robot and a surgeon, a tool holding element for constraining downward motion of the tool while allowing low force removal of the surgical tool from the holder, a first sensor for detecting if the surgical tool is docked within the tool holder, and a selector for automatically selecting different movements or actions of the tool holder to be performed based upon information detected by the first sensor. The system and method of the present invention provides an advantage to an often slow moving cooperative robot, by increasing the speed by which the tool holder may move in the direction away from the patient.

A system and method for cooperative control of surgical tool includes a tool holder for receiving a surgical tool adapted to be held by a robot and a surgeon, a sensor for detecting a force based on operator input and/or tool tip forces, a controller for limiting robot velocity based upon the force detected so as to provide a haptic feedback, a selector for automatically selecting one level of a multi-level audio feedback based upon the detected force applied, the audio feedback representing the relative intensity of the force applied, and an audio device for providing the audio feedback together with the haptic feedback. The audio feedback provides additional information to the surgeon that allows lower forces to be applied during the operation.

Universal tool holder coolant delivery adapters have adapter bodies which are removably attachable to a tool holder by at least one fastening device, the adapter located between an attachment end of the tool holder and a distal end of the tool holder, the distal end of the tool holder having a cutting tool attached thereto, the adapter bodies having an internal coolant passageway including an intake port and an exit port, the intake port adapted for attachment to a pressurized coolant supply line and the outlet port adapted for attachment to or configured in the form of a coolant spray nozzle, the coolant spray nozzle being closely positioned and substantially aligned with the cutting interface of the cutting tool and a workpiece.

A device of the present invention for applying a cryogenic composition includes a machining tool or tool holder having a channel positioned therethrough and a capillary tube positioned within the channel. A dense cryogenic fluid is passed through the capillary tube while a diluent or propellant fluid is passed through the channel. The diluent or propellant fluid flows within the channel and about the capillary tube. Upon exiting the capillary tube, the dense fluid admixes with the diluent or propellant fluid to form a cryogenic composite fluid or spray. The cryogenic composite fluid or spray is selectively directed onto a substrate for cooling or lubrication purposes, or onto the machining tool for cooling purposes.

A replaceable raker assembly for a processing tool of a waste processing machine includes a tool holder for attachment to a rotor assembly of the waste processing machine. The replaceable raker assembly also includes a raker removably attached to the tool holder to rake reduced waste material.

A tool holder attachable to a spindle of a hammer and which can receive a bit, the bit having a shank with at least one retaining groove extending along part of the shank, the retaining groove having a defined length, a front end and a rear end that limit axial movement of the bit in the tool holder, which tool holder comprises a hollow cylinder having an axis, an axial bore, a rear end that can be attached to the spindle of the hammer, and a front end that can receive the shank of the bit so that the bit is slidable within the cylinder in an axial direction, at least one retaining element that is located so that it can extend radially into the bore of the cylinder and into the at least one retaining groove of the bit so that the retaining element can be hit by the rear end of the retaining groove during the transition to idling and limit the extent of axial movement of the bit within the cylinder, at least one radial restraining element limiting movement of the retaining element in the radial direction, at least one axial restraining block limiting movement of the retaining element in the axial direction, when hit by the retaining element the axial restraining block movable to a limited extent in the axial direction with respect to the radial restraining element, and a resilient element located forward of the axial restraining block and arranged so as to attenuate the impact transmitted through the axial restraining block from the retaining element.

A metal cutting system with a tool holder, a shim, an insert with a top depression, a top piece and a clamp. A rake face cooling channel for fluid delivery is formed between the top piece and the depression in the insert. A primary discharge slot at the end of the rake face cooling channel delivers fluid from below the cutting edge of the insert. A second cooling channel for delivery of fluid to the flank face is formed between the insert and the shim or is formed between the shim and the tool holder with a portion of the cooling channel passing through the shim.

A universal tool holder for carrying a tool or other article, for example, a cordless drill, nail gun, hammer or shovel is provided comprising a stretchable cord that is formed into a looped end and adapted to be wrapped about the handle of a tool in such a manner that it tightly engages the tool, and a second end having a retainable object, such as a ball, that is configured to be safely and securely held within a retaining receiver. The retaining receiver is in the form of a socket-type receiver configured to correspond to the geometrical shape of the retainable object such it can removably secure the retainable object. The socket-shaped retaining receiver can be incorporated into a variety of articles usefull in carrying and storing tools, including a belt clip, a wall mounting implement or a ladder mounting implement. By integrating the retaining receiver into such a variety of articles, any tool carried by the universal tool holder can be removably secured to the retaining receiver, thereby enabling a user to suspend the tool from a belt clip, ladder or wall.

A probe, connectable to a machine tool, having an electric generator (16), supplying an electric or electronic circuit (22) with electric power, and a driving element (28), capable of relative rotation with respect to the stator of the electric generator. The rotation axis of the driving element is preferably a symmetry axis of the probe itself. The driving element is not connected to any external energy source, and can be set in rotation simply by activating the rotary axis of the machine tool.

Advantageously, the driving element of the present invention is not directly connected with any mobile element of the machine tool, but is either rotatably mounted on the probe itself, or fixed on the reference table of the machine tool. Importantly, the inventive probe requires no additional connections to the machine tool on which it is mounted, besides the connection to the rotary spindle, which can be realized with a conventional tool-holder with a standardised tapered shank. In this way the inventive probe is fully compatible with standard probes, and can be mounted and used with standard tool-holders, without any adaptation. The self-powering function of the probe can be activated simply by sending appropriate rotation instructions to the machine tools.

The present invention comprises an apparatus for removably holding tools. The apparatus includes an armband arranged to removably fasten around a user's forearm. At least one tool holder is attached to the armband. The at least one tool holder is arranged to removably receive and hold a tool. In other aspects of the invention the tool holder includes a magnet as a band a tool can be removably slid under.

A device increases the surface smoothness of a turned surface. The device comprising a control system with a control unit and an actuator connectible to the control unit and connectible with a tool holder. The actuator in adapted to impart a vibrating motion in the lateral direction to the tool holder. A method will also increase the surface smoothness of a turned surface, comprising the step of controlling the vibrations of the tool holder during turning. The method also comprises the step of imparting a vibrating motion in the lateral direction to the tool holder. Moreover, a turning lathe and a turning tool holder which like the device are designed to generate vibrating motion in the lateral direction.

A hollow sleeve is mounted in a hole of a holder block to receive a rotary cutter bit. The sleeve includes a front flange and a shank extending rearwardly from the front flange and defining a longitudinal axis. The shank includes an outer periphery having a radially stepped configuration, wherein an outer surface of the shank includes a plurality of axially adjacent surface sections that become successively smaller in cross-section in a direction away from the flange. Each surface section occupies one-third of the hole length. Each surface section has longitudinally spaced front and rear ends, wherein a portion of each surface section situated between its front and rear ends is spaced farther from the axis than are the front and rear ends. Each surface section has a generally longitudinally extending groove formed therein.

Arrangement for the positioning and shifting of tools, specifically the tools of a machine designed for shaping sheet material while being advanced relative to the arrangement, the arrangement having fixed guides (16,19) for guiding the tools in transverse motion relative to the travel direction (X) of the material, the tools or holders (7,7') for the tools comprising means (22,23) by which a continuous or intermittently running drive (Y) across the material travel direction (X) is used for shifting the tool holders, individually or in combination, by alternately connecting one or several tool holders (7,7') to the running drive.

A computer-controlled dental treatment system, includes: a dental chair for receiving a patient to be treated; a robotic arm carrying a dental tool holder for holding a dental tool to be used in rendering a selected dental treatment, and for manipulating the dental tool with respect to the patient's head during the dental treatment; and a control system programmable to control the robotic arm to manipulate the dental tool in accordance with the selected dental treatment to be rendered to the patient.

Apparatuses are provided to hold surgical tools during surgery. Such apparatuses may be fixed to a patient's body and include a base member, tool engagement member and one or more intermediary members. Each member may be attached to another by a knob and mating engagement section. Fixation between members may be provided individually for each attachment or may be provided so as to fix more than one attachment at a time.

A tool has a tapered forward cutting end behind which is a cylindrical shank. A rearwardly facing annular flange separates the forward cutting end from the shank. The shank is received in a tool holder having a planar forward surface, and fitted around the shank of the tool is an annular wear ring. The outer diameter of the wear ring is less than the outer diameter of the radial flange and less than the diameter of the forward end of the tool holder. The thickness of the wear ring forms a gap on opposite sides of the wear ring between a portion of the tool holder and a portion of the radial flange of the tool. Spaced apart prongs of an extraction tool can be fitted into the gaps to extract the tool from the tool holder.

A tool belt mounts receiver blocks, preferably of at least two types, permanently along its length. Each receiver block releasibly receives and engages an attaching block of complimentary configuration, the two blocks serving as a two-portion connector. Each attaching block serves to attach, or is integral with, (i) one of any number of tool holders of diverse configurations, each of which tool holders serves to support an associated tool, and/or (ii) a tool itself. The belt is preferably made from web fabric, the receiver blocks and attaching blocks from strong molded plastic, and the tool holders from leather, steel and like materials contoured and adapted to engage and hold portable tools including hand tools.

A tool identification system has a tool holder allowing removable attachment thereto of any one of a plurality of tools; a sensor arrangement operable to sense features present on a tool attached to the tool holder; a processor operable to identify uniquely, from the sensed features, the type of the tool attached to the tool holder; and an insulation arrangement provided between the tool holder and the sensor arrangement, thereby electrically insulating the tool holder from the sensor arrangement.

A device for use in a machining system, including an ultrasonic transducer, wherein the ultrasonic transducer is adapted to receive a tool bit; a housing adapted to be both compatible with the machining system and to receive the ultrasonic transducer, wherein the housing is operative to isolate all radial and other vibrations generated by the ultrasonic transducer except the axial vibrations transmitted to the tool bit; and a tool holder, wherein the tool holder and the top portion of the housing are mechanically coupled to one another.

The present invention provides a friction stir welding apparatus operable for welding one or more metals, metal alloys, or other materials. The friction stir welding apparatus includes a pin tool holder, a shoulder having a surface coupled to the pin tool holder, and a pin tool coupled to the pin tool holder, the pin tool at least partially protruding from the surface of the shoulder, wherein the pin tool is made of a consumable pin tool material. Optionally, the shoulder rotates at a predetermined rotational speed and is retractable into/extendable from the pin tool holder at a substantially constant rate. Optionally, the shoulder is also made of a consumable shoulder material that is at least partially incorporated into the volume of a joint to be welded. The consumable shoulder material comprises a material that is the same as, similar to, or dissimilar from one or more materials comprising a workpiece to be friction stir welded. Preferably, the pin tool rotates at a predetermined rotational speed and is retractable into/extendable from the surface of the shoulder at a substantially constant rate. The consumable pin tool material is at least partially incorporated into the volume of the joint to be welded. The consumable pin tool material comprises a material that is the same as, similar to, or dissimilar from one or more materials comprising the workpiece to be friction stir welded.

A generally cylindrical shaped tool handle holds multiple sizes of tools. The handle includes one or more holding slots each positioned on one of multiple outer surface faces into which tools are inserted and held. Each holding slot includes one or more contoured compartments in which tools rest when engaged with the handle. Each contoured compartment is of a size and dimension which corresponds to one or more tool sizes. In the preferred embodiment of the tool handle, three of its outer surface faces have a continuous holding slot with multiple receiving holes for inserting therein hexagonal wrenches of multiple sizes. The continuous holding slots of the preferred embodiment of the handle include multiple contoured compartments for holding an inserted hexagonal wrench. Each contoured compartment is formed about a corresponding receiving hole. A lock is positioned over the contoured compartment to irremovably confine the short leg of the hexagonal wrench within the contoured compartment. Hexagonal shaped tools other than wrenches may be used with the handle of the present invention such as screwdrivers and socket wrenches. A tool holder of the present invention is designed to slide over the handle and to hold multiple sizes of tools which may be used with the handle. The tool holder includes a tool holding member having a plurality of cavities for inserting therein appropriately sized tools and a tool handle holding member having a cavity with an inner hollow shape corresponding to a shape of the handle.

The tool holder of the present invention has one or more pockets which are specially configured to hold a variety of portable tools and other objects. Specifically, the present invention comprises a tool holder or bag that has at least one pocket configured so that it can carry a relatively heavy power tool such as a power drill, or a lighter tool having an angular portion such as a soldering gun, caulking gun and the like. In the preferred embodiment, the specially configured pocket is placed in the area closest to the user to provide additional structural support for the tool to be placed therein. Pockets can also be specially configured to contain other tools.

The present invention relates to a quick-change tool holder system, comprising a base part with a quick-change tool holder receptacle and a quick-change tool holder having a cutting tool receptacle configured for insertion into the quick-change tool holder receptacle.

A tool carrier for a step ladder includes a top panel adapted to rest on the top step of the ladder, a skirt depending downwardly from the top panel and around the upper portion of the ladder, tool-receiving pockets provided on the skirt, and a handle connected to enable lifting and carrying the tool carrier from above. The skirt includes front, back and side panels associated with respective sides of the ladder and that establish a lower perimeter adapted to enable use as a free-standing tool carrier. The panels are preferably elastically connected to slip snugly around the upper portion of the ladder. Accessory tool holders are adapted to be slipped into snug pockets for holding larger-size tools and other articles not conveniently held in the pockets. A preferred panel-supporting frame structure assists in maintaining the shape of the skirt.

It is one object of a hale-machining method and apparatus thereof according to the present invention to achieve an easy preparation of an NC machining program and perform a high geometrical accuracy in the predetermined three-dimensional free curved surface.

A haling tool 34 is set on a tool holder 32 in such a manner that a cutting point P of the haling tool 34 is substantially coincided with an intersection of a first rotating axis B, a second rotating axis A and a third rotating axis C. A rotary table 16 and a rotary base 24 are rotated in such a manner that a tool axis direction of said haling tool is substantially coincided with a normal direction of said machined surface. A tool holder 32 is rotated in such a manner that a front rake surface of the haling tool 34 is substantially directed in perpendicular to a feeding direction of said haling tool 34. A workpiece table holding a workpiece and the tool holder are relatively moved along a machined surface of said workpiece in three perpendicular axes including an axis parallel to said first rotating axis.

A tool holder comprises a back mounting plate having a slotted tool support plate extending forwardly therefrom with a slidable lock plate mounted on the tool support plate translatable between a position wherein arms on the lock plate close the slots or open the slots which are used to hold the tools in the tool holder.