Abstract: A cutter for cutting an implant is provided. The cutter includes a gearbox; a primary milling bit, a secondary milling bit and a lead screw operatively coupled to the gearbox; an input coupling coupled rigidly to the primary milling bit; and an implant coupler coupled rigidly to the lead screw, wherein the gearbox is operable to translate with respect to the lead screw and to drive the secondary milling bit in response to a driving force applied to the input coupling.

Abstract: The present disclosure provides a blade load mechanism for a blade holder of a microtome. The blade holder has a base defining a blade receptacle configured to receive a blade, the blade load mechanism includes a blade supply container configured to contain a blade therein, the blade supply container defining a removal opening through which the blade is able to be removed from the blade supply container, and a blade access slot through an outer wall of the blade supply container in a length direction of the blade; and a blade pusher configured to engage with the blade through the blade access slot and slide along the blade access slot to push the blade out of the blade supply container through the removal opening, and deliver the blade into the blade receptacle. The present disclosure further provides a blade unload mechanism and a blade changing system.

Abstract: An adjustment apparatus for a forage harvester including a shear bar which is adjustably mounted on a housing which supports a chopper drum mounted for rotation about an axis and having a plurality of circumferentially spaced knife supports holding adjustably secured chopper knifes. The chopper knives act with the shear bar to chop incoming crop. The adjustment apparatus includes a lateral element, at least one location element and at least one radially inwardly directed guide surface, which follows a desired outer path of an unworn chopper knife.

Abstract: An adjustment apparatus for a forage harvester having a shear bar adjustably mounted on a housing. A chopper drum is supported from the housing and mounted for rotation about an axis and further provided with a plurality of circumferentially spaced knife supports to which at least one chopper knife can be adjustably secured. In use the chopper knives cooperate with the shear bar to chop incoming crop. The adjustment apparatus includes a lateral element, at least one location element and at least one radially inwardly directed guide surface, each radially inwardly directed guide surface describing a desired outer path of an unworn chopper knife. Each guide surface is adjustably located with respect to the lateral element.

Abstract: A microtome blade guard including a first arm operable to be coupled to a first side of a cutting mechanism of a microtome; a second arm operable to be coupled to a second side of a cutting mechanism; a lateral support member disposed between the first arm and the second arm; and a staff coupled to the lateral support member and operable to extend therefrom to engage a blade positioned in the blade slot. A microtome including a blade guard and a method including placing a blade in a blade slot of a blade block of a microtome; engaging the blade with a staff coupled to a blade guard that is coupled to the blade block; and moving the blade with the staff.

Abstract: A mechanism for adjusting the position of a knife on a rotary cutterhead mounted for rotation about a central axis comprises at least three dynamics positioning points for allowing a user to adjust the knife axially, radially and tangentially with respect to the central axis of the cutterhead.

Abstract: The present invention provides a method and apparatus of reducing current requirements by increasing resistance of the blade structure by reducing the cross sectional area of at least one section of the blade so that the electrical current requirements for heating of the blade to cutting temperature are reduced wherein the power supply and substantially entire unit may be mounted within a hand held unit. Methods of shaping blades to perform various heat distributions for specialty blades for custom cutting are disclosed. Further, an improved blade mounting structure is provided which includes structure for maintaining the legs of the blade parallel to the direction of cut and provides for easy insertion of new blades by maintaining a slotted blade cradle stable and in alignment with the blades and a clamp member away from the blade when the clamp mounting structure is loosened.

Abstract: A device and a method are disclosed for manually perforating a sheet of aluminum foil. The device includes a first member having a first surface with a plurality of apertures formed therein and a first guide member extending upwardly above the first surface. The device also includes a second member having a lower surface with a plurality of projections extending downwardly therefrom. Each of the projections can be simultaneously inserted into one of the plurality of apertures. A second guide member is formed on the second member and cooperates with the first guide member to permit the second member to move vertically relative to the first member. A sheet of aluminum foil can be placed between the first and second members, when they are spaced apart from one another, and the sheet of aluminum foil can be perforated by pressing the second member against the first member.

Abstract: A knife holder assembly for a rotary cutting machine includes a holder with a top portion and side portion each including an opening, and an adjusting member with a top portion and side portion each including an opening. The inner side portion of the holder is tapered at an angle substantially the same as the side portion of the adjusting member. A fastener can be inserted through the top portion opening of the holder and the top portion opening of the adjusting member thereby moving the adjusting member in a direction away from the outer side portion of the holder to clamp an inserted knife between the backing portion and the outer side portion of the holder.

Abstract: A knife holder for a microtome having a vibrating knife comprises a support element and a clamping element movable relative to the support element. The support element is embodied with a support surface for the knife, and the clamping element is embodied with a clamping surface. For clamping the knife, the support surface and clamping surface are settable at a distance of 0.1 to 1.5 from one another.

Abstract: A food slicer is disclosed having a frame with a track thereon, an adjustable pre-cut surface attached to the frame, a post-cut surface attached to the frame following the pre-cut surface, a blade disposed on the frame between the two surfaces, and a sliding mechanism movably secured within the track of the frame and engaged to support the adjustable pre-cut surface across the entire width of the surface, wherein sliding movement of the mechanism within the track raises and lowers the pre-cut surface relative to the blade. The track of the food slicer may include a plurality of detents for indexed movement of the sliding mechanism and the pre-cut surface may be made of a translucent or even transparent material to permit accurate placement of a catch bowl for the sliced food items.

Abstract: A label making apparatus includes a cutter that cuts sheets along a desired line, the cutter being switchable between a full cutting state and a half cutting state. A controller controls a switching device to switch the cutter between the full cutting state and the half cutting state. A method of making labels includes performing the half cutting on the sheet at least twice before performing the full cutting.

Abstract: A miter saw includes a tool adjustment unit having a joint pivotable about an axis, a guide rail spaced from and coupled to the joint so as to pivot about the axis, a saw housing mounted on the guide rail and a linear motion bearing assembly, which is positioned between the guide rail and the saw housing. The guide rail and the linear motion bearing are so shaped and dimensioned that the saw housing and the guide rail rotationally engage one another in a substantially play free manner to displace a saw blade between a plurality of angled positions.

Abstract: A miter saw including a base, a table, a support housing connected to the table, first and second rails slidably connected to the support housing, a trunnion disposed on the first and second rails, and a saw assembly pivotally attached to the trunnion and movable between a front position and a rear position. The saw assembly includes a motor and a blade driven by the motor. The first and second rails may have different hardness. A first bearing is disposed underneath the first rail, whereas second and third bearings are disposed on the first rail between the support housing and the first rail.

Abstract: A V-cutter for use in manufacturing a light guide panel of the backlight unit in liquid crystal display (LCD), and more specifically, a kit with a plurality of pins for the V-cutter is disclosed. The pin kit may be used to form a plurality of V-shaped grooves spaced apart by a desired, varying interval on the light guide panel. The pin kit may include a buffer plate (10) fixed to a lift piece (7), an elastic member (11) fixed in the longitudinal direction at bottom thereof, a guide plate (14) in which insertion holes (15) for a plurality of pins (12) are formed to permit contact between the pins and the elastic member, and a plurality of pins (12) to be inserted into the insertion holes of the guide plate for forming V-shaped grooves (3) on the light guide panel (1).

Abstract: There will be provided a punching unit capable of reliably drawing a punch out of the workpiece, improving the productivity and without deteriorating the boring precision even for a workpiece which easily spreads, and preventing leavings rising. A stripper plates which has been positioned close to the workpiece in accordance with the thickness thereof does not press the workpiece, but draws the punch during rising out of the workpiece to transmit the striking driving force of the electric motor to the movable die holding the punch. In an air path portion arranged within the machine frame, there is provided means for opening or closing through an electric signal and the air path between the air ejecting unit and the means is made shorter, whereby the response to air ejection is improved, the pressure loss during air flow is reduced to a minimum, and jet air is accurately applied to punching chips (leavings) which adhere to the punch at the bottom dead center for peeling off the punch.

Abstract: The invention relates to a device for setting the cutting gap between a rotor, having cutting blades and rotatable about its rotor axis, and a counter-blade body, which carries a cutting edge, can be fixed in position and can be set relative to the cutting blades of the rotor for optimizing the gap by an adjusting mechanism acting perpendicularly to the rotor axis, the adjusting mechanism having a slide guided in a linear guide, and the linear guide being arranged at an angle deviating slightly from the parallelism to the rotor axis, and the counter-blade body being arranged on the slide in such a way that the parallelism of cutting edge and cutting blade is ensured, or a U-shaped counter-blade body being provided, the legs of which are pressed apart elastically by pressure elements for setting the cutting gap. Furthermore, the invention relates to a method of setting the cutting gap between a rotor and a fixed cutting edge.

Abstract: A sawing machine comprises a machine stand on which a top seat and a bottom seat are connected by connection mechanism enabling the top seat to move up and down in relation to the bottom seat, so as to accommodate a workpiece in an operational space located between the top seat and the bottom seat.

Abstract: An improved tool holder for a fiber board cutting machine wherein the cutting machine includes at least one tool holder bar disposed transverse to the direction of feed of the board. The improved tool holder comprises a first member having a bottom and at least one upstanding wall, the upstanding wall terminates in an outwardly turned flange that is received on the tool holder bar. The first member has at least one downwardly disposed bracket for receiving an adjustment mechanism. A blade assembly is removably attached to the adjustment mechanism; the blade assembly may be adjustably moved in a transverse direction to the feed direction of the board. At least one non-rotating blade is mounted on the attachment member.

Abstract: Cast metal parts are created for use in making machinery. When these parts are formed, unwanted material remains in the openings of the parts. This material, called flash, must be removed. In the method of the present invention, the cast parts are placed on a platen of a trim press that has multi-part punches attached thereto that are configured to self-align with the openings in the cast part and operative to evenly remove the flash. The invention also relates to a punch that initially breaks through the flash with a stationary punch that removes a majority of the flash inside the opening of the cast part. Next, a moving or self-centering punch self-aligns to the opening in the cast part and operates to remove the remaining flash. The inventive punch may also include a mounting base for attachment of the multi-part punches to the plate or platen of the press.

Abstract: A cutter shaft 40 provided with a cutter 43 as its lower tip is freely vertically movably disposed in a guide cylinder portion 17a of a cutter holder 17. A horizontal support body 47 is supported in a hollow case portion 17b. A large diameter first steel ball 45 and a small diameter second steel ball 46 are supported in the horizontal support body 47 separated by a suitable distance. The horizontal support body 47 supports the steel balls 45, 46 exposed from a lower end of the horizontal support body 47 but in a manner that prevents the steel balls 45, 46 from falling out of the horizontal support body 47. A cover body 48 is fixed on the upper surface of the horizontal support body 47 to prevent the first and second steel balls 45, 46 from moving in a vertical direction. The side edges of the horizontal support body 47 protrude from guide grooves 50a, 50b formed inside surfaces of the hollow case portion 17b. An adjustment screw screwingly engaged in a lid portion 17c presses downward on the cover body 48.

Abstract: In a mounting arrangement for mounting a hard metal cutting blade in a cutting head in a mounting groove of the cutting head in an adjustable radial position, wherein the cutting blade is disposed on a support plate and engaged by a clamping bolt. The support plate includes a cut-out in which a profile plate having a tooth-like structure is received and the cutting blade includes a complimentary tooth-profile structure in engagement with the profile structure of the profile plate and an elastic insert is disposed in the cutout behind the profile plate for elastically biasing the profile structure of the profile plate into play-free engagement with the profile structure of the cutting blade when forced into engagement with one another by the clamping bolt and the clamping member.

Abstract: A mini-blind cutter for selective manual in-store sizing of a first mini-blind product having a vinyl headrail and bottom rail and a second mini-blind product having a steel headrail and bottom rail. The mini-blind cutter includes a die assembly movable from a first position to a second position having a first and second region to receive the first and second mini-blind products. The handle operation preferably rotates in a horizontal plane, the die assembly is adapted to cut different shape product in its two positions and the cutter sequences movement of the die assembly to reduce the force required to cut several components of a mini-blind in a sizing operation.