Abstract: An automated building façade cleaner includes a cleaning module attached to multiple guide cables. The cleaning module can be moved along a height of the building by hoists secured to a top of the building. A cleaning fluid is fed into the cleaning module by a fluid supply module. The liquid is sprayed onto the building from nozzles in the cleaning module. A suction line, connected to a suction module, provides suction within the cleaning module for collecting loose water and dirt produced by the cleaning module. The building façade cleaner may be automated to operate without human interaction.

Abstract: A pivoting drive socket has a cylindrical body within a sleeve, studs on the sleeve, the studs fitting into a slotted bracket, and the bracket joining to a handle. The slot has an elongated, rectangular shape. The body rotates within the sleeve and has a tab upon one end that receives an external tool. The tab has a shape with at least two flat portions. The bracket permits the handle to engage the tab. The bracket has an opening reinforced by a ring that admits the tab for connection into that handle. The tab has at least two chamfers that grip the bracket during usage. The tab rotates the body which engages a pipe that fits upon a mechanism to raise and to lower trailer legs. The invention allows a trucker to use manual effort or to use power to raise or to lower trailer legs.

Abstract: A torque wrench with torque adjustment mechanism includes a tubular body and a torque adjustment mechanism disposed in the tubular body. The torque adjustment mechanism includes an abutting member, an adjustment member and an adjustment button. The abutting member has a first slope disposed at rear end of the abutting member in contact with a second slope disposed at a front end of the adjustment member. When adjusting the set torque value of the torque wrench, the adjustment button is rotated to drive the adjustment member to displace in a transverse direction of the tubular body. By means of the cooperation between the first and second slopes, the abutting member is displaced in a longitudinal direction of the tubular body to compress or release an elastic member positioned in front of the abutting member.

Abstract: A multiple tool with an integrated case is described. The multiple tool includes a tool assembly that includes a first pivot on which are articulated a plurality of implements, each implement rotatable from an inactive position of minimum encumbrance to at least a working position, and a carry case for housing the tool assembly. The carry case includes at least a grip portion for manually holding the tool assembly with at least one of the implements in a working position.

Abstract: The present invention discloses a single-drive bidirectional-crawling pipe-cleaning robot, including a front body assembly, a transmission assembly, and a rear body assembly. The transmission assembly is driven by a single power source, and a transmission effect of a connecting rod mechanism, a gear mechanism, and an equal-dwell cam mechanism is used to implement alternate retraction and support of the front body assembly and the rear body assembly in a radial direction and a telescopic motion in an axial direction between the front body assembly and the rear body assembly and at the same time implement synchronous rotation of a dredging cutter head, so as to implement bidirectional crawling and pipe cleaning work of the robot along a pipe.

Abstract: The present disclosure discloses a wheel burr removing device, consisting of a left brush system, a synchronous clamping drive system, a right brush system and the like. The wheel burr removing device can be used for removing burrs from a wheel center hole, the circumferential edge below the center hole, a bolt hole and a back cavity weight reduction pit, and at the same time, has the characteristics of high automation, high removal efficiency, advanced technology, strong universality and high safety and stability.

Abstract: An abrading tool includes a base member having a support portion defining a first level, and a plurality of integral raised islands extending upwardly above the first level. The base member may be formed of metal or a non-conductive material. The islands are spaced apart from one another. Each island includes a respective tip portion. The distance between adjacent islands may be greater than the width of a single island. An abrasive composite material, including a carrier material and particles of an abrasive material, is affixed to the tip portions of at least some of the islands. The abrasive material may be applied by electroplating, electro-less plating, brazing or another method. The abrasive material is applied only to the tip portion of the islands, such that the first level of the support portion is substantially free of the abrasive material. Methods of making the abrading tool are also described.

Abstract: A device for attaching abrasive drive plates to the motor driver, rotatable arms of a floor finishing machine so that it can be used to grind and polish hardened concrete has a polygonal shaped driver member to which is affixed at least one abrasive drive plate using spherical bearings on its or their drive shafts so that it is or they are free to both spin and to tilt relative to a vertical axis. A locking cap containing a radial bearing may be affixed to housings for the radial bearings for constraining the drive plate shafts solely to pure rotation about the vertical axis. A plurality of channel members is affixed to an upper surface of the polygonal shaped driver for coupling it to the arms of the floor finishing machine.

Abstract: A rare earth magnet block is cutoff machined into pieces by rotating cutoff abrasive blades. Improvements are made by setting the blades on one side of the magnet block, rotating the blades, starting machining operation to form cutting grooves in the magnet block from one side, interrupting the machining operation, moving the blades to the other side of the magnet block, and restarting the machining operation to form cutting grooves in the magnet block from the other side, until the cutting grooves formed from the one and other sides merge with each other.

Abstract: A device for removing circumferential burrs of a wheel with high precision includes an electric cylinder, a lifting table, guide rails, an electric cylinder, a sliding block, a plurality of sensors, a rim burr cutter, a riser burr cutter, and the like. The device can simultaneously remove circumferential burrs from the flange edge, the outer rim and the riser slot edge, which eliminates the error caused by coaxial degree deviation, so that the rotating center of the cutters coincides with the circumferential center of the burrs. The device is configured to provide high-precision removal of burrs from the flange edge, and high-precision removal of burrs from the outer rim and the riser.

Abstract: A workpiece grinding method including a first surface protection step of covering a front surface of a workpiece with a workpiece protective member, a second surface protection step of covering front surface of a support substrate with a support substrate protective member, a workpiece unit formation step of causing an adhesive to spread over a side surface of an outer peripheral portion of the workpiece to fix the side surface to the support substrate, and forming a workpiece unit, a grinding step of thinning the workpiece, a first peeling step of peeling off the workpiece after thinning, the workpiece protective member, the adhesive, and the support substrate protective member from the support substrate as one unit in such a manner to turn them over, and a second peeling step of peeling off the workpiece protective member, the adhesive, and the support substrate protective member as one unit from the workpiece.

Abstract: A mechanical pump includes a motor with an output shaft, a cam coupled to the output shaft for rotating the cam when the motor is energized, and a driver with spaced ledges engaging the cam and driven linearly by the rotating cam. The piston is driven by the driver. A cylinder receives the piston therein and includes an inlet section for drawing fluid into the cylinder and an outlet section for pumping fluid out of the cylinder as the piston reciprocates in the cylinder.

Abstract: A lifting device including a first platform, a second platform, a gas spring and a locking device is provided. The first platform includes a base and a first column connected to each other. The second platform includes a working table and a second column connected to each other. The second column and the first column are movably connected. The second column has a plurality of engaging holes. The gas spring includes a first end and a second end opposite to each other. The first end connected to the first column, and the second end connected to the second column. The locking device partially disposed at the first column, and a portion of the locking device being adapted to penetrate the engaging holes to fix a relative position between the second column and the first column.

Abstract: A wheel grinding device consists of a lower lifting rotary system, spoke grinding units, a center hole grinding system and an upper lifting and clamping rotary system. The wheel grinding device not only can be used for grinding the center hole of a wheel of any size via brush units of the center hole grinding system, but also can be used for grinding the back of wheel spokes of different sizes and shapes via the actions of brush belts of the spoke grinding units.

Abstract: A process for machining a lens includes the steps of holding a semi-finished product through a suction holding force which is active during an entire surface machining cycle of the semi-finished product; carrying out the surface machining cycle on a surface to be machined of the semi-finished product; and activating a pressure holding force depending on the level of the mechanical stresses exerted on the semi-finished product during the surface machining cycle on said surface.

Abstract: An apparatus for cleaning nets underwater comprising a cleaning head formed from at least one propeller having a perimeter rim available for receipt of knuckles. The cleaning head is positioned against the surface of an underwater net wherein the cleaning features are constructed and arranged to remove growth from the nets.

Abstract: A multifunctional rescue tool providing a plurality of tool components including an angled blade to disengage a lock shielded by a blocker plate and wherein the angled blade has a base portion and an integral elongate distal portion forming an angle along a contiguous planar surface that is preferably substantially perpendicular and is pivotally coupled to a handle having a corresponding slot configured for receiving the angled blade wherein the elongate distal portion is angled outwardly from the base portion of the angled blade in a preferably perpendicular orientation when the base portion and handle are locked in substantial alignment in an open position, and the angled blade is alternatively engageable to form additional angles to facilitate construction of raker shores while also including various tool components including a window breaker, seat belt cutter, gas shut off, oxygen tank, hexagonal wrenches, as well as, a lanyard, shove knife, and cutting knife in a compact configuration capable of convenie

Abstract: A ski or snowboard edge sharpener may include an abrasive grinding wheel, a belt-driven drive train or direct drive system that connects a motor and grinding wheel drive mechanism and decreases the grinding wheel's speed of rotation relative to the speed of the motor, a grinding wheel mount allowing selection and use grinding wheels of different grits and materials and grinding wheel controls allowing the control of the cut depth and the grinding wheel angles relative to the longitudinal and transverse planes of the ski edge surface to be sharpened. The sharpener may alternatively include a grinding wheel and motor that drives the grinding wheel drive mechanism. Such configurations may allow repeated sharpening of a ski edge at specific/chosen angles with a specific/chosen surface finish. A position lockdown device that is part of each of the control mechanisms and a vacuum system to capture grinding residue may be included.

Abstract: Techniques for lifting hammer union accessories (17) and securing hammer unions (2). A hammer union accessory (17) may be lifted with the accessory lift portion (11) of the working end (5) of a hammer union securement tool (1). An arcuate surface portion (6) may be configured to mate with a complimentary arcuate surface (7) of a hammer union (2), receive a lug (9) through a hammer union lug opening (8), torque a lug (9) with a lug torque member (10), and secure a hammer union (2).

Abstract: A pin spanner tool for use with a driver having a center of rotation, the pin spanner having a driven arm, a floating arm, and a bolt connecting the driven arm and the floating arm, where the bolt has a center of rotation which is co-centric with the center of rotation of the driver.