Abstract: Disclosed is a surgical pin guide. To this end, the present invention provides a surgical pin guide including a guide fixed to an outer circumferential surface of a femur and configured to allow a center pin and a central pressure reducer of a drill handpiece to approach a necrotic region of an expanded area, a guide main body including a handle provided on an upper surface of a block, a center pin-guide hole horizontally pierced at a center of a front surface of the block, and a plurality of side pin-guide holes pierced at predetermined inclination angles with respect to the center pin-guide hole, arranged radially in the front surface of the block, and configured to meet the center pin-guide hole in a rear surface of the block, and a leading body configured to allow the guide main body to be detached from the guide and approach the necrotic region of the femoral head in a rotationally folded state.

Abstract: A power tool effectively isolates vibration with an auxiliary handle having no structure for isolating vibration. A power tool to which an auxiliary handle is attachable includes a housing, a nut held on a side surface of the housing to be screwed with the auxiliary handle, and an elastic member between the housing and the nut.

Abstract: A wipe-cutting tool integrated into a firearm or firearm accessory, or component thereof, which can be replaced in the field. The muzzle accessories may include a suppressor, a brake, a compensator or a flash suppressor. The components may include an endcap, the end of an accessory, a muzzle or a baffle. Cutting blades are integrated into the firearm or muzzle accessory and may be integrally formed with the suppressor or compensator tube as well as with a muzzle end cap attached to the tube. When pressed into a substrate of material suitable to form a wipe the cutting blade separates a wipe from the substrate which can be readily inserted into the suppressor or compensator at the muzzle end.

Abstract: An industrial device including a portable tool and a support for this tool. The tool is provided with a motor driving a mechanism in rotation, an electrical energy store to power the tool during operation and a controller to control the motor. The support includes a line, one extremity of which is affixed to the tool, a receiving element defining a location for the grasping of the tool and a winding apparatus of said line exerting a vertical tension to the tool so as to lighten its weight when it is no longer at its grasping location. The industrial device further includes a transmission of an electrical energy to charge the energy store when the tool is positioned in the receiving element. The tool is light weight tool while at the same time highly maneuverable in charging supercapacitors or a battery only when the tool is on the support.

Abstract: A method of operating a robot includes providing a robot having a plurality of independently operable links that rotate and translate the robot. The links comprise a first link having a first distal end, a first proximal end, and a first longitudinal axis extending between the first distal end and the first proximal end and a second link having a second proximal end, a second distal end operatively coupled to the first proximal end, and a second longitudinal axis extending between the second proximal end and the second distal end. The method further comprises inserting the robot through a first opening into the space and advancing the robot through the space by performing at least one of the following operations: axially elongating the robot; pivoting the first longitudinal axis relative to the second longitudinal axis; and rotating the first longitudinal axis relative to the second longitudinal axis.

Abstract: Provided is a non-incisional dental implant surgical method, and more particularly, a non-incisional dental implant surgical method using a guide pin, whereby a dental implant surgery may be conducted accurately by easily determining an outer shape of an alveolar bone of a patient, into which an implant fixture is to be placed, when forming an implant hole in the alveolar bone and placing the implant fixture in the implant hole to place an implant in the alveolar bone of the patient.

Abstract: A digitizer pointer is provided as part of a system for correcting a curvature or deformity in a patient's spine based on the digitized locations of implanted screws and tracking the placement of the rod as it is placed in a minimally invasive fashion. The digitizer pointer is includes an offset adjustment feature, a swivel feature, and a translation feature.

Abstract: The current invention provides apparatus and a method for use with a drill bit to form a hole in a workpiece, said apparatus including a clamping means to clamp a workpiece in which the hole is to be formed in position with the apparatus, a drill bit holder assembly and drive means for rotating the drill bit and moving the same into the workpiece so as to drill the hole at a required angle and depth into the workpiece. Typically the depth of the hole is set in relation to the thickness of the workpiece which is clamped in position at that time and the apparatus includes a first part which is held by a first hand of the user and movable by the user with respect to a second part which is held by a second hand of the user and the relative movement is translated into movement of the drill bit holder to move the rotating drill bit into the workpiece.

Abstract: A calibration device is provided having a body with an exterior surface configured for placement about a tool such that the body rotates about a tool axis. One or more fiducial marker is positioned on the exterior surface and in communication with a tracking system. A fixed fiducial marker array is provided that is also in communication with the tracking system. A calibration tool defines the tool axis relative to the fiducial marker array. A surgical system is also provided with a tracking module that calculates a center point of the rotation or a normal vector to the circular path to define a tool axis orientation. A method of using the surgical system and defining a tool axis relative to a fiducial marker array is provided. A system for defining a robot link orientation or tracking a tool a medical procedure and a fiducial marker array are provided.

Abstract: A digitizer pointer is provided as part of a system for correcting a curvature or deformity in a patient's spine based on the digitized locations of implanted screws and tracking the placement of the rod as it is placed in a minimally invasive fashion. The digitizer pointer is includes an offset adjustment feature, a swivel feature, and a translation feature.

Abstract: The invention features bone drill guides, sleeves, and methods of use thereof in inserting hardware into bones, in particular to repair bone defects. The bone drill guides are designed to seat firmly against bone while allowing translational, rotational, and angular movement during an operation. The bone drill guides also allow for insertion of multiple devices, such as guide wires, into bone at defined and constrained relative position.

Abstract: A new, innovative tool useful in fluidly coupling a lateral pipeline to a reinstated pipeline containing a continuous liner is provided. The pipeline reinstatement tool includes a flexible shaft that is coupled to a cutting head at a first end and a coupling assembly at a second end. The cutting head includes a hollow cylindrical member having cutting teeth that project longitudinally from the first end of the hollow cylindrical member. The tool includes a first compressible tensioner portion disposed about the flexible shaft proximate cutting head, a second compressible tensioner portion disposed about the flexible shaft proximate the coupling assembly, and a flexible sleeve portion disposed about the flexible shaft between the first compressible tensioner portion and the second compressible tensioner portion.

Abstract: A drill guide device comprising a speed detection device for measuring speed of a drill bit used by the device for drilling an object surface during a hand drilling operation; a force detection device for measuring force applied by the drill bit on the object during the hand drilling operation; an alignment detection device for detecting alignment of the drill bit with respect to the object surface during the hand drilling operation; a user interface connected to the speed detection device, the force detection device and the alignment detection device adapted to communicate to a user information related to the speed, the force and the alignment of the drill bit during the hand drilling operation. The drill guide device is preferably used for training technicians on hand drilling the object surface using a required range of force, speed and alignment, particularly muscle memory training of technicians on these required parameters.

Abstract: A check valve includes a housing including a septum separating at least two openings formed therein, the openings being defined by an outer edge and one or more petals pivotably coupled together along the septum to occupy respective open and closed positions in accordance with a pressure differential of a fluid flow across the check valve. In this aspect, a cut height of the septum is greater than a cut height of at least a portion of the outer edge.

Abstract: A drilling byproduct recovery system employs a vacuum shroud positioned adjacent a workpiece. A spindle extends from a base and engages a tool. The spindle vertically reciprocates the tool upwardly through an aperture in the vacuum shroud to engage the workpiece. A circumferential air jet is emitted proximate a base of the spindle and directed toward the vacuum shroud.

Abstract: A beveling method for beveling the edge of the opening of a cross hole (2-1) formed in a workpiece (W) while rotating a conical tool (1), which has conical cutting blade sections (11-1, 11-2), wherein beveling is carried out so that a surface of the same width is formed on the edge of the opening of the cross hole (2-1) by controlling the height of the conical tool (1) and/or the position of the rotation shaft of the conical tool (1) on the basis of a conic section, which is generated when a cutting blade section (11-1, 11-2) is cut with an imaginary plane (V) that contacts the processing point (P) of the conical tool (1) on the cross hole (2-1), and the shape of the edge of the cross hole (2-1) opening.

Abstract: A digitizer pointer is provided as part of a system for correcting a curvature or deformity in a patient's spine based on the digitized locations of implanted screws and tracking the placement of the rod as it is placed in a minimally invasive fashion. The digitizer pointer is includes an offset adjustment feature, a swivel feature, and a translation feature.

Abstract: A universal drill guide for use in position the location of holes to be drilled for insertion of bone staples. The drill guide has first and second legs pivotally secured to one another and first and second jaw members, each of the jaw members being provided with a drill guide. An indexer connected to the first and second legs includes a biaser, e.g., a spring to bias the first and second legs in a direction away from one another and a latch, catch or the like for selectively, releasably holding the first and second legs in a predetermined desired spacing.

Abstract: Embodiments generally relate to an alignment device to assist in drilling or reaming an opening in a structure. The device comprises: a base element, the base element having at least one first fixation element to allow fixation of the device relative to the structure; a positioning element coupled to the base element, wherein a position of the positioning element relative to the base element is adjustable; an alignment element mounted to the positioning element and rotatable in at least two dimensions to allow precise alignment for a drilling or reaming tool with a drilling or reaming site on the structure; at least one second fixation element to allow fixation of the positioning element relative to the base element; and at least one third fixation element to allow fixation of the alignment element relative to the positioning element.

Abstract: A device for changing straight flute drill bits for deep hole drilling, comprising a magazine, for moving a plurality of single drill bit supporting sliders, which is provided with a movable arm for the loading/unloading of one of the sliders from the magazine. The arm moreover enables the positioning of one of the sliders at a head of an adjacent multifunctional machine, the head having coupling/release elements for one of the sliders.

Abstract: A slip on nut and reverse cut die is provided for dressing the threads of a wellhead or other item. A nut is provided that may be slipped onto a threaded section, past any damaged threads, without engaging the threads of the threaded section. Once positioned on a threaded section the nut may be tightened as desired. When removing the nut the reverse edges of the nut may repair or even cut new threads into the threaded section.

Abstract: A dust suction device for detachable attachment to a hand-held drilling machine includes a housing, a telescoping suction pipe coupled to the housing, an electric motor positioned in the housing, a suction fan driven by the electric motor and operable to generate a vacuum in the suction pipe, a dust collection container coupled to the housing and positioned upstream of the suction fan, and a support frame. The support frame includes a first portion coupled to the housing, a second portion coupled to a neck of the drilling machine, and an auxiliary handle extending from one of the first and second portions of the support frame. The support frame supports the drilling machine in a side-by-side relationship with the dust suction device.

Abstract: A portable boring bar support system comprises first and second boring bar supports. Each boring bar support comprises a split clamping collar supported adjacent a first end of the boring bar support. The split clamping collar defines a clamping bore and facilitates releasable clamping attachment of a desired component thereto. A lug and fastener assembly of the split clamping collar controls a clamping motion of the split clamping collar. A mounting plate is supported adjacent a second opposite end of the boring bar support and a curvilinear section couples and integrally interconnects the split clamping collar with the mounting plate in an offset manner with respect to one another. The mounting plate has an opening therein which facilitates attachment of the boring bar support to a desired surface. The boring bar support system may be used with a spider support which has an integral split spider clamping collar.

Abstract: A dust box joined to a dust collecting device is formed of a box body, and a lid body that is joined to the box body by a hinge and can open and close an opening of the box body, and a main filter and a pre-filter are attached to the lid body.

Abstract: The present invention is a coring unit adapted to be engaged to an articulated arm, to reduce the labor necessary for on-site coring of sewage and water pipes. The coring unit includes a frame containing the components of the unit, which include a coring bit, a coring bit motor, a traverse mechanism, and a stabilizer for allowing ready orientation of the coring unit with respect to an object being cored. The unit may also be provided with a traverse motor for driving the coring bit into an object being cored, and for withdrawing the coring bit once a core has been formed. The coring unit may additionally be adapted to allow for remote operation of the coring unit.

Abstract: A device (3) for guiding a power tool (2) along an advancing direction (18), consisting of a baseplate (9) that can be fastened to a substrate (8) by a fastening means (10), of a guide rail (11) that can be joined to the baseplate (9) and that has a contour (21), and of a guide carriage (16) for guiding the power tool (2) along the advancing direction (18), whereby the guide carriage (16) has a counter-contours (22) that can be made to engage with the contour (21), the guide rail (11) being joined to an axis element (24) and is configured so that it can rotate relative to the baseplate (9) around a rotational axis (23) that is parallel to the advancing direction (18).

Abstract: The present is a hole saw tube notcher with a rotary vice that aligns a tubular workpiece and a hole saw aligning assembly with a rotatable arm that aligns a hole saw to form a single or multiple cut notch geometry with a set radial middle that remains fixed when the rotary arm is rotated and when different diameter workpieces and hole saws are secured to the notcher.

Abstract: A Lawn Sprinkler Trimmer with Stabilizers or Levelers having a plurality of alignment frame members interconnected by alignment rods. A hole saw shaft rotatably extends through the plurality of alignment frame members and connects rigidly to a hole saw. The structure allowing leveling and stability in positioning the hole saw proximal a lawn sprinkler allowing grass trimming.

Abstract: Disclosed herein is an exchangeable needle cartridge for a drilling measuring device with a guiding device for a drilling needle. The guiding device includes a telescopic tube with a plurality of telescopic tube sections which extends between a working end, at which a retainer for retaining the drilling needle in a rotationally fixed manner is arranged, and a docking end, at which a docking device for coupling the telescopic tube to a driving device of the drilling measuring device is arranged. Also disclosed is a docking device comprising a coupling device for transmitting torque from the driving device of the drilling resistance measuring device to the telescopic tube, a transmission device for converting the rotational motion of the driving device of the drilling measuring device into a linear motion of the telescopic tube, and furthermore structure for detachably fastening the exchangeable needle cartridge to the drilling measuring device.

Abstract: A countersink cutter or drill/countersink combination or similar rotary cutter or assembly for drilling/countersinking or performing similar cutting operation to precise depths in various applications, including aerospace applications, uses a pneumatically driven pistol grip motor attached to a tool assembly or countersink tool assembly. The countersink tool assembly, which has a multi-fluted cutter, is coupled to and is coaxial with the spindle. The cutter can be preset to a precise depth at the back end of assembly through the slot or using gage stops on the guide rods fastened to brackets by setting the gage between gage stops and the bracket.

Abstract: A radial tapping attachment for a motor-driven tool includes an enclosed, box-shaped housing, a main shaft assembly adapted to retain a tap, a drive mechanism rotatably driven by the tool and a guide member assembly for supporting an object to be tapped. The main shaft assembly includes a main shaft rotatably coupled to the housing by a pair of bearings, a pair of spaced apart discs fixedly mounted on the main shaft, and a pair of axially mounted compression springs that allow for slight, bi-directional, axial displacement of the main shaft relative to the housing. The drive mechanism includes a drive shaft rotatably coupled to the housing at an approximate right angle relative to the main shaft and a drive wheel mounted on the drive shaft that selectively engages the pair of discs to rotate the main shaft in either direction when an axial force is applied to the tap.

Abstract: In an advantageous embodiment, an apparatus comprises a housing associated with a machine, a shaft, a sleeve, and a biasing system. The shaft is associated with the housing, and the shaft has an end configured to receive a tool. The shaft is configured to be rotated by the machine about an axis of rotation extending through the shaft. The sleeve is associated with the housing, and the sleeve has a channel that is configured to receive the shaft. The biasing system is associated with the housing and configured to move the sleeve along the axis of rotation against a workpiece on which a drilling operation is performed during which a sleeve end presses against the workpiece with a force while the shaft with the tool is rotated by the machine.

Abstract: A drill bit has a shank portion having a plurality of SDS-type slots, a cutting portion comprising at least one cutting flute, and an intermediate portion connecting the shank to the cutting portion, the intermediate portion including at least one additional slot. A depth gauge includes a body configured to receive the drill bit, a retention mechanism coupled to the body and having an inward projection to removably couple the body to the at least one additional slot in the drill bit, and a cap coupled to the body such that the cap contacts a workpiece surface to prevent the drill bit from entering the workpiece more than a predetermined depth, wherein the cap is movable relative to the body among a plurality of positions, wherein each of the plurality of positions corresponds to a different predetermined drilling depth.

Abstract: A countersink cutter or assembly for countersinking to precise depths in various applications, including aerospace applications, uses a pneumatically driven pistol grip motor attached to a countersink tool assembly. The countersink tool assembly, which has a multi-fluted cutter, is coupled to and is coaxial with the spindle. The cutter can be preset to a precise depth at the back end of assembly through the slot using a gage.

Abstract: A drilling apparatus capable of having a minimal axial length to permit its use within limited confines. The drilling apparatus includes a housing with a housing bore and a first housing end, a spindle rotatably supported within the housing bore, bearing elements within the housing bore and surrounding the spindle to rotatably support the spindle within the housing, and a drive unit for rotating the spindle. The spindle is configured to secure a shank of a drill bit at a first end thereof exposed at the first housing end, and the drive unit is transversely offset from an axis of rotation of the spindle.

Abstract: One embodiment of the present invention is a drill motor assembly (100) including a drill motor (102) and a housing guide assembly (104). The housing guide assembly in turn includes a base (106) and a mast (108) pivotally and adjustably attached thereto. A male slide (110) on the mast (108) slidably and precisely engages a female slide (112) on the drill motor (102). To drill a precise hole using the drill motor assembly (100), the operator simply adjusts the mast (108) to the desired angle relative to the base (106), engages the slides (110) and (112), activates the drill motor (102), and moves the drill motor (102) along the mast (108) until the drilling operation is completed.

Abstract: A tool for resurfacing a counterbore of a cylinder bore in an engine block includes a holder fixedly attached to the engine block using existing threaded holes, and a cutter rotatably supported by the holder and axially movable while being rotated. The cutter is positioned to cut and resurface a counterbore in the top of the cylinder bore. A plurality of springs bias the cutter head axially toward the engine block while rotating the cutter, thus providing a uniform force while cutting and resurfacing the counterbore. A ratchet wrench matably engages the upper end of the shaft to rotate the cutter, with the ratchet wrench extending in a single lateral direction from the shaft. A related method is also discussed.

Abstract: A drill guide for use with an orthopaedic drilling device includes a base and a sleeve movably coupled to the base. The base is configured to be coupled to a surgically-prepared surface of a patient's bone and includes cylindrical body defining a passageway therethrough and a pin coupled to the body. The sleeve includes a slot and the pin of the base is received through the slot of the sleeve.

Abstract: A tight-space drilling product for drilling in a confined space between a workpiece and an opposite surface includes a drilling implement with a confined space configuration where the drilling implement contacts both the workpiece and the opposite surface.

Abstract: An attachment to a hand-held power drill comprising: drill mount wing screw spring rods compression springs pressure pins pin ring The attachment is mated with the drill by sliding drill mount 24 to the drill seat and tightening wing screw 40. Drill mount 24 can be made of metal or any standard manufacturing polymer. The inside surface must be suitable for gripping the drill seat under moderate pressure from wing screw 40. Wing screw 40 is an off the shelf item that must sized to hold said attachment to said drill seat. Spring rods 35 are hollow or solid cylinders of metal between drill mount 24 to which they are fixedly attached, and pin ring 28 where they are disposed by a slip fit. Compression springs 20 encircle spring rods 35 and are sized in length to provide pressure between drill mount 24 and pin ring 28. In operation, compression springs 20 transfer pressure from the user to the drill bit and pressure pins 29.

Abstract: The object of the invention is to provide a hand drill that capable of suppressing delamination that occurs when drilling holes in an object, as well as being more compact. The hand drill has a base member, a damper, a drill and drill blade. The base member has a contact surface that comes in contact with an object being drilled, and a drill bushing. The damper comprises a piston rod and a cylinder, and extends or contracts in its own axial direction. The tip end section of the piston rod is fastened to the base member. The drill is fastened to the cylinder and displaces together with the cylinder. The drill blade is installed in the drill so that it is parallel to the axial direction of the damper. When the damper is in the extended state, the tip end of the drill blade is located at the tip end of the drill bushing.

Abstract: A drill guide assembly in accordance with the present invention provide a bore in a tire. The drill guide assembly includes a first slide rail for lying on the tire when the tire lies on a side and a second slide rail for lying on the tire when the tire lies on a side. The second slide rail is disposed parallel to the first slide rail. A first engagement block is slidingly secured to the first slide rail and the second slide rail. The first engagement block engages a first shoulder portion of a tread portion of the tire. A second engagement block is slidingly secured to the first slide rail and the second slide rail. The second engagement block engages a second shoulder portion of the tread portion of the tire. The second shoulder portion is diametrically opposed to the first shoulder portion. A drill mount positions a drill relative to the tire.

Abstract: The present invention is a coring unit adapted to be engaged to an articulated arm, to reduce the labor necessary for on-site coring of sewage and water pipes. The coring unit includes a frame containing the components of the unit, which include a coring bit, a coring bit motor, a traverse mechanism, and a stabilizer for allowing ready orientation of the coring unit with respect to an object being cored. The unit may also he provided with a traverse motor for driving the coring bit into an object being cored, and for withdrawing the coring bit once a core has been formed. The coring unit may additionally be adapted to allow for remote operation of the coring unit.

Abstract: A tubular member notching system includes a system frame, a clamp jaw assembly carried by the system frame, a jaw actuation assembly carried by the system frame and engaging the clamp jaw assembly, a pivoting swing arm assembly positioned generally alongside the system frame adjacent to the clamp jaw assembly and an arbor housing assembly carried by the pivoting swing arm assembly.

Abstract: A dust collector is disclosed for use with a drill bit or a depth stop that is coupled to a drill bit. The dust collector includes a rear attachment portion configured to be axially fixed to a drill bit or to a drill bit depth stop that is axially fixed to a drill bit. An intermediate non-collapsible portion is attached to a front end of the rear attachment portion. The intermediate non-collapsible portion defines a dust-collecting pocket and is structured to inhibit collapse as the drill bit is inserted into a workpiece. A front collapsible portion is attached to a front end of the intermediate non-collapsible portion and at least partially collapses as the drill bit is inserted into a workpiece.

Abstract: A drilling device includes an end cutting tool, a main housing, a motor, a transmission, and a dust collection unit. The end cutting tool processes a workpiece. The motor is provided in the main housing for generating a torque. The transmission transmits the torque to rotate the end cutting tool. The dust collection unit collects dust generated by the rotation of the end cutting tool. The dust collection unit includes a dust case for accumulating the dust therein. The dust case is detachable from the main housing and has an inlet and an outlet. The inlet and the outlet are oriented in a single direction.

Abstract: An off-set drill guide assembly useable with a conventional drill press or bench vice and portable power tool to drill holes in a workpiece has a body chucked to the drill press supporting a horizontal slide connected to the power tool with an adapter to locate the power tool off-set from the drill press beyond the normal range of the drill press. The body and power tool are moved downward to drill holes in a workpiece.

Abstract: A drill bit has a shank portion having a plurality of SDS-type slots, a cutting portion comprising at least one cutting flute, and an intermediate portion connecting the shank to the cutting portion, the intermediate portion including at least one additional slot. A depth gauge includes a body configured to receive the drill bit, a retention mechanism coupled to the body and having an inward projection to removably couple the body to the at least one additional slot in the drill bit, and a cap coupled to the body such that the cap contacts a workpiece surface to prevent the drill bit from entering the workpiece more than a predetermined depth, wherein the cap is movable relative to the body among a plurality of positions, wherein each of the plurality of positions corresponds to a different predetermined drilling depth.

Abstract: A dust catcher has a contact element configured to catch abraded material that is produced by a power tool on a workpiece, and the contact element includes a handgrip element for holding the contact element on the workpiece.

Abstract: A countersink assembly including a countersink sleeve body with a distal cutting edge, a longitudinal bore to receive and secured to a drill bit, and a flute extending from the distal cutting edge. A depth stop collar having a longitudinal bore is disposed on and secured to the countersink sleeve body. In an example embodiment, the longitudinal bore of the depth stop collar includes at least one passage for chip egress. In addition or in the alternative, the flute includes a flat surface and a part cylindrical surface extending from the distal cutting edge along the length of the flute at an angle to the longitudinal bore of the countersink sleeve body so as to present a slight down-cut spiral.