Abstract: A polishing apparatus connected to a robot arm and used to polish a workpiece includes a bracket, a polishing assembly, and a positioning assembly. The polishing assembly is mounted on the bracket and includes a driver and a polishing plate connected to the driver. The driver is capable of driving the polishing plate to rotate, and defines an annular positioning groove around the spin axis. The positioning assembly includes a first positioning plate and a second positioning plate mounted on the bracket and opposite to the first positioning plate. The first positioning plate and the second positioning plate are clamped into two sides of the positioning groove, whereby the driver is clamped between the first positioning plate and the second positioning plate.

Abstract: According to at least one exemplary embodiment, a scalable jacking machine system may be provided. The system may include at least one jacking machine, which may include at least one controller, at least one monitoring device, and at least one electronically controlled valve. The at least one controller may be configured to communicate over a wired or wireless network with a controller of at least one other jacking machine, allowing the jacking machines to operate in unison.

Abstract: A floor cleaning machine for cleaning a surface includes a body, a distribution nozzle supported by the body, a supply tank assembly coupled to the body in fluid communication with the distribution nozzle, a suction nozzle supported by the body, and a suction source in fluid communication with the suction nozzle. The suction source is operable to draw fluid and dirt from the surface through the suction nozzle. The floor cleaning machine also includes a recovery tank coupled to the body in fluid communication with the suction source to receive and store fluid and dirt drawn through the suction nozzle. The floor cleaning machine is operable in a first mode to wash the surface and is operable in a second mode to sanitize the surface.

Abstract: A clamp apparatus includes a pair of first and second clamp arms supported rotatably on a body. The clamp apparatus also includes a manual release mechanism capable of manually releasing a clamped state in the case that an output from a drive unit to the first and second clamp arms is stopped and the clamped state of a workpiece is locked. The manual release mechanism includes a release lever disposed rotatably on a first plate body. By an operator operating the release lever to thereby rotate the release lever, a block body of a driving force transmission mechanism is pressed and moved upwardly, and pressing forces applied to the first and second clamp arms in widthwise outside directions thereof by a pair of rollers, are released. Consequently, gripping members of the first and second clamp arms are rotated in directions away from each other to thereby cause an unclamped state.

Abstract: The present invention is a positioning work stop for use with a with a machining apparatus for performing a machining operation on a work piece, the positioning work stop comprising a retractable element having an extended position for contacting a work piece to ensure that the work piece is in its proper position for machining and a retracted position that provides a gap between the positioning work stop and the work piece, a biasing element that exerts a rearward biasing force of the retractable element, and a stop pin, wherein during the machining operation, when the machining apparatus contacts the stop pin the rearward biasing force automatically moves the retractable element into its retracted position creating a gap between the positioning work stop and the work piece.

Abstract: The present invention concerns a device for performing operations on timepiece movements including a plate mounted on a stand, said plate including at least one storage area capable of receiving timepiece movement components, characterized in that said plate further includes at least one work support provided with means for holding timepiece movements, the work support being arranged to form an extension so as to facilitate access to said movement.

Abstract: A honing machine (100) for honing rotationally symmetrical bore holes in workpieces has a honing spindle (120), which is movably mounted in a spindle housing (130), is rotatable about a spindle axis (122) by means of a rotary drive (140), can be driven in an oscillating manner parallel to the spindle axis by means of a lifting drive (150) and has at a tool-side end means for securing a honing tool arrangement (200), which has a tool body (220) carrying at least one honing element, which by axial displacement of a tool-side expanding element (330) that is axially displaceable inside the tool body can be infed radially in relation to a tool axis (214) and can be pressed by a pressing force against an inner side of a bore hole to be machined.

Abstract: Provided is a device that prevents a workpiece from sticking to a clamp part and moving with the clamp part to a position deviating from a predetermined position. The device for holding the workpiece includes: a seat on which the workpiece is seated; a clamper that is movable with respect to the seat; a clamp part that is movably supported by the clamper and is configured to hold the workpiece at a clamp position with respect to the clamper in such a manner that the clamp part is pressed against the workpiece by an operation of the clamper so that the workpiece is held between the clamp part and the seat; and a biasing part that is configured to bias the clamp part to move the clamp part from the clamp position when the clamp part is at the clamp position.

Abstract: An apparatus and method for supporting an object. In one illustrative embodiment, an apparatus may comprise a support structure, a positioning system, and a retention system. The positioning system may be associated with the support structure and configured to position the support structure with respect to a number of linear axes. The retention system may be associated with the support structure. The retention system may be configured to retain a portion of an object and move the portion of the object towards a platform such that the portion of the object substantially conforms to a shape of the platform.

Abstract: Milling strategies for machining dental ceramic materials are provided that reduce milling time while maintaining strength, accuracy and marginal integrity.

Abstract: Provided is a tool that includes a handle assembly including a top portion and a bottom portion. The tool also includes a lock plate disposed between the top and bottom portions and having a deflectable arm having a free end biased towards the top portion, a fixed end opposite the free end, an inner edge, an outer edge, and a detent near the free end and the inner edge. The tool additionally includes a blade having first and second ends, an indent in a bottom surface of the blade near the first end for engaging the detent in a closed position, and a ramp on the bottom surface near the indent defining a reduced thickness portion of the blade that reduces in thickness from the indent towards an edge of the blade to reduce contact between the detent and the blade during rotation of the blade.

Abstract: A rolling vehicle jack for elevating a vehicle includes a base. A spring is coupled to a top of the base and is positioned in an internal space of the base. A sphere is rollably coupled to the spring and selectively extensible through a penetration that is positioned through a bottom of the base. A lift is coupled to and selectively extensible from the top of the base. An actuator, positioned in the internal space, is coupled to the base and operationally coupled to the lift. The sphere is configured to roll on a surface such that the base is reversibly positionable under a vehicle. The actuator is positioned to motivate the lift to extend vertically from the base, wherein the sphere is retracted into the base. A vehicle that is positioned above the lift is raised and is positioned for maintenance, such as changing of tires, wheels and tracks.

Abstract: An apparatus for securing work pieces includes a body member, a first passageway, and a second passageway. The body member is configured to engage an open end of a vessel. The body member includes a top surface, a bottom surface, and a side surface that enclose an interior portion. The first passageway is formed within the interior portion along a first chord of the body member extending in a first plane parallel to the top surface and the bottom surface. The first passageway terminates in a first entry aperture and a first exit aperture in the side surface. The second passageway is formed within the interior portion along a second chord of the body member extending in a second plane parallel to the top surface and the bottom surface. The second passageway terminates in a second entry aperture and a second exit aperture in the side surface.

Abstract: A device for clamping a turbine blade (9) during a welding repair of the blade tip (11). The blade has a peripheral surface that has a suction side (5) and pressure side (7) and has a blade tip. The device has at least one movable clamping structure (1,3) for pressing on the suction side (5) or the pressure side (7) of a turbine blade (9) in the region of the blade tip (11) of the turbine blade, wherein the clamping structure (1,3) is designed to remove heat from the turbine blade (9). The at least one movable clamping structure (1,3) has a plurality of clamping elements (13), which are each individually movably supported in such a way that the clamping elements can be moved toward the peripheral surface of a turbine blade (9) to be clamped and away from the peripheral surface.

Abstract: A pliers for a loop clamp is provided, including a grip assembly, a displacement mechanism and a clamping assembly. The grip assembly has two handle members which are pivotally assembled with each other. The displacement mechanism is movably connected to the grip assembly, and the displacement mechanism can be actuated by the grip assembly. The clamping assembly has two clamping portions for clamping two ends of a loop clamp, the two clamping portions are connected with the grip assembly, and at least one of the two clamping portions is movably connected to the grip assembly and can be actuated by the displacement mechanism to change a distance between the two clamping portions.

Abstract: Methods, apparatus, and systems for polishing a substrate are provided. The invention includes an upper platen; a torque/strain measurement instrument coupled to the upper platen; and a lower platen coupled to the torque/strain measurement instrument and adapted to drive the upper platen to rotate through the torque/strain measurement instrument. In other embodiments, the invention includes an upper carriage; a side force measurement instrument coupled to the upper carriage; and a lower carriage coupled to the side force measurement instrument and adapted to support a polishing head. Numerous additional aspects are disclosed.

Abstract: A method and apparatus for pulling multiple joints of pie which comprises a pulling section and a pulled section, the method and apparatus working while the joints of pipe are below grade and capable of pulling multiple joints of pipe without relocating the pulling section.

Abstract: A gunsmithing block is disclosed. The gunsmithing block has a first end for interfacing with a vice, and a second end shaped to interface with an upper receiver assembly of a firearm, the upper receiver assembly having an upper receiver, a bolt carrier without a bolt, and a barrel extension. The second end has an upper receiver mating portion shaped to interface with an interior region of the upper receiver and an interior region of the barrel extension. Methods of using and making a gunsmithing block are also disclosed.

Abstract: A clamp for key duplicating machines includes a support, a pin emerging therefrom with a threaded upper end engagable by a knob, the support base having a pair of upper parallel projections on opposite sides of the pin, a lower jaw of square plan, positioned on the support and having a central hole rotatably engaged by the pin, with four grooves in its lower surface parallel to the jaw sides and engagable in pairs with the projections, an upper jaw of square plan, having a central hole rotatably engaged by the pin and cooperating with the lower jaw to clamp a key, wherein the pair of projections are shaped as parallel cylindrical pegs emerging from the upper surface of the support. When the clamp is active, its lower jaw rests only by two grooves on the two projections, otherwise the lower surface is spaced from the support upper surface.

Abstract: A tool holder comprises a first pair of opposing sides and a second pair of opposing sides. The second pair of opposing sides is disposed intermediate the first pair of opposing sides. The tool holder includes an at least one pocket attached to at least one of the sides. A first pair of straps connect a top edge of each of the first pair of opposing sides. The tool holder is configurable between an expanded position and a collapsed position.