Abstract: A lens shape data processing apparatus and a lens grinding machine having the same apparatus in which the lens shape data reading out and the layout setting work for another spectacle lens can be conducted during the lens edge measurement or the grinding process is provided.

Abstract: A wrench combination includes a first wrench and a second wrench. The first wrench includes a shaft and two sockets each formed at an end of the shaft. The second wrench is rotationally connected with the first wrench. The second wrench includes a shaft and two sockets each formed at an end of the shaft.

Abstract: A Cable Wrench that guides, connects and disconnects an F-Connector male end attached to a coaxial cable, to an F-Connector female connection on a TV, VCR, computer or any other device that uses coaxial cable or a cable splitter. This invention prevents the coaxial cable from becoming disengaged, or from slipping out of the cable wrench by using a curved slot that runs the entire axial length of the tool. The wrench provides a large cut away section at the wrench end to allow better visibility while operating the tool and a section adjacent to and behind the wrench portion that is wider in order to allow use of the tool with crimped or large connectors.

Abstract: A backup tong 10 secures the tubular against axial rotation in response to rotation by a power tong. The backup tong plate 20 supports a pair fluid powered cylinders 32, 34, and a pair of swing arms 50, 52 each pivotally connected to the respective fluid powered cylinder. A left side cam plate 44 and a right side cam plate 46 are each provided for cooperation with a respective left side and right side cam follower 58, 60. The gripping head 30 provided on the backup tong plate, and a pair of gripping heads 62, 64 are provided on a forward end of each of the swing arms for gripping the tubular. A method of the invention includes supporting the fluid powered cylinders on the backup tong plate, and pivotally connecting the swing arms to the respective fluid powered cylinders. The cam followers move within respective cam plates during actuation of the cylinders.

Abstract: The present invention provides a tire assembling/disassembling machine, particularly for industrial vehicle wheels, having a support frame (2) delimiting a foreheadt, a back and two sides, a rigid support framework (13) articulated at the back of the support frame (2) according to an articulation axis (12), driving means (15) for angularly lifting/lowering said rigid support framework (13) with respect to said support frame, a self-centering assembly (14) overhangingly carried by said rigid support framework (13) at the foreheadof said support frame (2), whereby its axis of rotation is substantially normal to said articulation axis (12), and bead-releasing means carried by said rigid support framework.

Abstract: A combination electrician's tool which is substantially a pair of pliers having a first plier portion pivotally attached to a second plier portion. The first plier portion having a first handle and a first jaw, and the second plier portion having a second handle and a second jaw. The second plier further including a cutting edge in cooperation with the first plier, which cutting edge is used before cutting items such as, but not restricted to wire. The first and second jaw portions further include a hammer formed on the outside surface, such that the tool can be used as a hammer. The first and second jaws further define cooperating groove portions having cutting surfaces sized to cut varying sizes of wire and cable, including ROMEX multi-conductor cable.

Abstract: An adjustable wrench includes a handle with a fixed jaw extending from a head of the wrench and a groove is defined in an end of the head and communicates with a through hole defined transversely through the head. The through hole forms a circular hole in an outer surface of the head and located beside a root portion of the fixed jaw. A movable jaw has a cylindrical rack piece which is movably inserted in the groove and the through hole. A flange is connected between the movable jaw and the rack piece. A thumb screw is rotatably engaged with a hole defined through the head and engage with the rack piece.

Abstract: The bi-directional wrench with a ratchet assembly can be used in small space. It includes a handle, a base attached pivotally to the handle, a rotating device mounted on the base and a bi-directional device engaged with the rotating device. The bi-directional wrench with a ratchet assembly can change the effective rotating direction conveniently.

Abstract: A revolving screwdriver comprises a forward ratchet device comprising a hollow, cylindrical seat and a ratchet shaft, and a hollow handle comprising a revolving cylinder including a plurality of axial, peripheral shank cartridges, and a push rod adapted to push the shank out of the cartridge into the ratchet shaft. The ratchet shaft is hollow and comprises a front end having a section of hexagon, a rear end having a section of circle, and a guide in the rear end thereof. The guide is aligned with a flat extended inwardly from the front end of the ratchet shaft such that it can automatically align one shank pushed out of the ratchet cylinder with the forward end of the ratchet shaft prior to pushing the shank out of the ratchet shaft for use.

Abstract: A device for removing a hollow base of a broken light bulb utilizing a member terminating in an end surface which is capable of extending into the hollow base of a bulb. The member also includes a portion capable of receiving an applied torsional force. An adhesive band is fixed to the outer surface of the member. The adhesive band bonds with the hollow base of the broken light bulb to permit removal of the same via the torsional force.

Abstract: The invention concerns a dynamometric key designed in particular for fixing an insert (22) on a handpiece (23). Said dynamometric key is characterized in that it consists of a grip element (3), and a securing element (5), said two elements being linked in frictional rotation via a spring (1) whereof the end coils have been assembled, so as to provide it with a globally toroidal shape.

Abstract: A striking head-interchangeable hammer includes a handle, a head body connected securely to the handle and formed with a through-hole and upper and lower bores, a striking body having a connecting portion that is received fittingly in the lower bore, and a stress-distributable fastener including a connecting rod that extends through the through-hole and the upper and lower bores in the head body to engage threadedly the striking body, and that is formed with an abutting flange received fittingly in the upper bore and anchored on and abutting against an abutting face of a bore-defining wall of the upper bore upon tightening of the connecting rod onto the striking body.

Abstract: A CMP apparatus is provided for polishing wafers that are substrates to be polished by CMP. The CMP apparatus comprises a stage that is structured to be rotatable and holds a wafer to be polished, a polishing head holding section that holds a polishing head equipped with a polishing pad over the stage, a polishing head storage section that stores replacement polishing heads equipped with polishing pads; and a polishing head replacement mechanism that replaces the polishing head held by the polishing head holding section with the replacement polishing heads stored in the polishing head storage section.

Abstract: A fluid-operated power tool has a drive including a fluid-operator cylinder-piston unit, a first housing accommodating the drive, a lever-drive mechanism connected with the drive and powered by the latter and also engageable with a fastener for bolting applications, a second housing accommodating the lever-drive mechanism, the housings being interconnected so as to turn a fastener when the lever-drive mechanism is connected to the fastener and powered by the drive, and a connection for releasably connecting the housings with one another so that the housings are connectable with one another and disconnectable from one another, the connection including a female portion provided in one of the housings and a male portion provided in the other of the housings and engageable with the female portion for operatably connecting the first housing and the second housing with one another without subsequently requiring additional pins, screws and other means to provide a connection between the housings.

Abstract: A grinding wheel including a circular grinding region (1) with a plurality of through-openings (3) formed therein, a central mounting region (2) coaxial with the grinding region (1), and a plurality of cutting bodies (4) having a rectangular base surface, projecting from the grinding region (1), and spaced from a center of the mounting region (2) by different radial distances, with each cutting body (4) having a longitudinal side (5) adjacent to the center of the mounting region (2) and a wide side (6) remote from the center of the mounting region (2), with the longitudinal side (5) and the wide side (6) forming together an edge (K), and with the longitudinal side (5) extending at an angle (B) of from 35° to 55° to a radial line (R) extending from the center of the mounting region (2) and passing tangentially to the edge (K).

Abstract: A CMP (chemical mechanical polishing) apparatus having a measuring device for measuring a guide ring. A polishing table is provided. A wafer loading/unloading device is located at a first side of the polishing table. A measuring device is located at a second side of the polishing table. A carrier having a first lateral and a second lateral opposite the first lateral, wherein the first lateral faces the polishing table, the wafer loading/unloading device or the measuring device. A guide ring is disposed on the first lateral of the carrier. A transfer device is disposed on the second lateral of the carrier and connected to the carrier, wherein the transfer device is used to move the carrier onto the polishing table, the wafer loading/unloading device or the measuring device. The measuring device is used to automatically and immediately measure the severity of scoring on the guide ring.

Abstract: A power ratchet wrench assembly having a tensionless head wherein operation of the ratchet mechanism does not require a tensioning means for applying a frictional force against the ratchet mechanism to inhibit rotational movement of the ratchet mechanism. In one embodiment, the invention provides a first gear, a second gear, and a ratchet mechanism having a drive body; wherein the drive body is alternately: coupled to the first gear and ratcheting with the second gear, and coupled to the second gear and ratcheting with the first gear.

Abstract: A crowbar tool is disclosed for construction use and particularly for carpentry and roofing work. The crowbar tool has an elongated metal bar with a plurality of extraction teeth at one end of the metal bar and a handle to which the opposite end of the metal bar is attached. Attached to the handle, near the attachment of the metal bar, is a hook or angled element which hook or angled element facilitates the removal of shingles, tiles and carpets whereby, during their removal process, they slide over the hook or angled element without being obstructed by the handle. The crowbar tool also has several permanent magnets attached to the handle thereof for picking up loose nails, staples or other small metal objects.

Abstract: A Shingle Ripper is provided for removing existing shingles from a roof. A claw which includes a generally triangularly-shaped plate with a front edge. The claw has a bottom surface and a top surface. The front edge of the claw has teeth. A handle, which is connected to the claw has a claw section which is the part of the handle affixed to the claw. A lower section is connected to the claw section and is located at an acute angle from the bottom surface. A lower intermediate section is connected to the lower section at an acute angle upwardly away from the bottom surface. An upper intermediate section is connected to the lower intermediate section at an acute angle downwardly toward the bottom surface. An upper section connected to the upper intermediate section at an acute angle upwardly away from the bottom surface. Hand grips are located on the lower intermediate section and the upper section.

Abstract: A ratcheting tool includes a body and a gear disposed in the body. The gear defines a plurality of teeth on a circumference of the gear so that the gear teeth define a first arc having a first radius. A pawl is disposed in the body so that the pawl is movable laterally with respect to the gear between a first position, in which the pawl is disposed between the body and the gear so that the body transmits torque through the pawl in a first rotational direction, and a second position, in which the pawl is disposed between the body and the gear so that the body transmits torque through the pawl in an opposite rotational direction. The pawl defines a plurality of teeth facing the gear, and the pawl teeth define a second arc having a second radius larger than the first radius.