Abstract: A tool for removing insulation from cables includes a handle, a housing rotatably mounted in the handle, and a cutting blade mounted in and projecting out of the housing. A recess is formed in the surface of the housing from which the cutting blade projects. A holder stirrup positioned in the handle, holds the cable in position against the cutting blade.

Abstract: A fastener with a special head having a threaded recess and torque receiving recesses is matched to a tool which threadably engages the head and utilizes the threaded engagement to provide a solid base for torque applicators, such as drive pins, drive blades or a serrated drive disc so that high torque fasteners which otherwise would use Phillips, Tri-wing or Reed and Prince torquing systems, can be installed and removed without fear of the torquing tool camming out of their heads and thereby ruining them or requiring extensive jigs or other holding devices to prevent such camming action.

Abstract: An improved cork-extracting device having a gas bomb filled with carbonic acid gas, inert gas or the like. The gas in the bomb is fed into the air-space present below the cork of the container, such as a bottle containing beverages such as wine, through a insertion needle whereby the pressure in the container raises to remove the cork automatically. The cork-extracting device is characterized in that a valve seat of a needle valve, which opens and closes the gas supply port, is made of a resilient valve seat plate, the lower surface of the resilient valve seat plate being used as a packing for supporting the cap of the gas bomb, accommodated in a cylindrical container, and the needle valve being able to protrude the resilient valve seat plate to open the cap of the gas bomb.

Abstract: A double disc grinding machine comprising a wheelhead assembly, a base for supporting the wheelhead assembly for axial displacement relative thereto, the base including a front wall having a front trunnion secured thereto and extending horizontally therefrom, and a rear wall having a rear trunnion secured thereto and extending horizontally therefrom in coaxial relation with the front trunnion, and a principal machine frame including front and rear walls, the machine frame rear wall supporting the rear trunnion for pivotal displacement about its axis and for limited pivotal displacement about a mutually perpendicular vertical axis and structure for horizontally displacing the rear supporting structure along the rear wall of the frame thereby angularly displacing the front trunnion, and the machine frame front wall supporting the front trunnion for pivotal displacement about its axis and for limited pivotal displacement about a mutually perpendicular vertical axis.

Abstract: A mobile rail head planing machine comprises a pair of tool carriers vertically adjustably mounted on a machine frame, respective ones of the carriers being associated with a respective track rail. Each tool carrier carries a metal shearing tool engaging with the lateral outside face of the rail head of the respective rail and guide rollers respectively engaging the running faces and lateral outside faces of the rail heads guide each tool carrier along the respective rail. Power-actuated jacks press the guide rollers against the rail head faces they engage for guiding each tool carrier clearance-free along the rails.

Abstract: A tool for stripping and coring a coaxial cable includes a cutter holder, an axially elongated cutter mounted on the holder and projecting outwardly from it, and a guide member supported on the cutter holder outwardly of and in coaxial alignment with the outer end of the cutter for cooperating with the cutter to support the tool on and in coaxial alignment with the end portion of an associated cable. The cutter has a coring portion at its outer end which includes at least one cutting edge for cutting away the end portion of the cable core. A stripping portion spaced axially inwardly of the coring portion has a cutting edge for cutting away the outer sheath on the cable. A handle portion is provided for manually rotating the tool relative to an associated cable and is removable to expose a shank of the cutter for chucking in a rotary power tool.

Abstract: A rod wrench is provided for use with hollow stem auger drills of the type wherein auger sections are connected through a key system and secured together with a fastener. The wrench comprises a body portion which seats on and connects to the top of an auger section, a slip jaw riding in an inclined jaw guide and extending through the wrench body wall, and a pair of pipe gripping jaws at the top of the wrench body. One of those jaws is fixed to the wrench body while the other is relatively movable so as to releasably grip a drill rod passing therebetween.

Abstract: This invention relates to a hand held hydraulic cutting tool particularly useful to deactivate ejection seats in military aircraft rescue operations. The tool consists primarily of a hydraulic system composed of a fluid reservoir 11, a pumping piston 16, and an actuator piston 26. Mechanical cutting jaws 28, 29 are attached to the actuator piston rod 26. The hydraulic system is controlled by a pump handle 18. As the pump handle 18 is operated the actuator piston rod 26 is forced outward and thus the cutting jaws are forced together. The frame of the device is a flexible metal tubing 30 which permits easy positioning of the tool cutting jaws in remote and normally inaccessible locations. Bifurcated cutting edges 28a and 28b ensure removal of a section of the tubing or cable (40, FIG. 3) to thereby reduce the possibility of accidental reactivation of the tubing or cable being severed.

Abstract: A method and device for selectively removing the outer insulating jacket from a shielded multi-conductor cable without damaging either the shielding or the conductors. A portion of a shielded cable to be terminated is positioned in the device which secures it while cutting the jacket transversely about its entire periphery but only partially through its depth. After one or more transverse cuts are made, the jacket is cut longitudinally between the transverse cuts and the severed portion peeled away to expose the conductive shield.

Abstract: A lock for an adjustable jaw wrench of the type including a sliding jaw having a rack gear integral therewith and a rotatable gear or finger wheel in meshing engagement therewith so that by rotation of the rotatable gear, the slidable jaw may be moved toward and away from a stationary jaw for adjusting the effective size of the wrench. The lock of the present invention includes a movable component which lockingly engages both the rack gear and the rotatable gear or finger wheel thus locking these two components stationarily in relation to the body of the wrench and also locking them in stationary relation to each other.

Abstract: An apparatus for measuring mechanical strain in a bolt, stud or other tensile member includes a measuring rod which is held in a fixed position with respect to a selected point in an axial bore in the tensile member being measured. A bolt extension tube extends into the axial bore to provide a wrench support function and is held in a fixed position with respect to a second point on the tensile member. Straining the tensile member results in a relative displacement between the rod and the tube which is proportional to tensile member elongation. Means are provided for setting a preselected strain, measuring strain, displaying strain and providing a control signal to control straining of the tensile member.

Abstract: A knife having a blade pivoted to a handle is disclosed with a slidable bolt within the handle, the bolt being extended to lock the blade in an open position and retracted to permit closing of the blade. In one form of the invention, the blade includes a camming portion which retracts the bolt when the blade is opened. Also, a biasing mechanism is provided for urging the bolt into locking engagement with the blade. In another form of the invention, the bolt blade is locked in a closed position until the bolt is retracted. The handle is preferably of a unitary one-piece construction and has walls which define a tapered blade receiving slot. Bushings are held at an angle by these walls so that the bushings bear against the sides of the blade and aid in maintaining the blade in all operating positions. The knife blade is pivoted to the handle in a manner which permits removal of the blade for replacement or repair.

Abstract: An adjustable wrench has a fixed jaw at its head. A movable jaw is adapted on a slide glidably accommodated in the wrench head, the slide being positionable in optional positions by means of an adjusting screw or other device. The slide has a web in the form of a substantially planar plate running in a slot in the wrench head. A slide rod is in engagement with grooves in the side walls of the slot. The web has an elongate opening and the slide rod constitutes a separate rod, which is inserted in the elongate opening such that it has lateral play.

Abstract: Fish are captured utilizing a chain reaction of larger fish feeding on smaller fish. A bait-enclosing structure is mounted within a frame, and a first net is provided surrounding and substantially concentric with the bait-enclosing structure. The first net has openings formed therein large enough to allow small fish to insert their heads through the openings in an attempt to feed on the bait and catch their gills on the net if withdrawal is attempted. The assembly is lowered into a body of water, and after a predetermined time period a desired number of fish are trapped within the assembly utilizing a second net surrounding the first net, and then the assembly is raised to the surface. Entrapment may be provided by providing the second net having larger openings than the first net and concentric therewith, so that fish attempting to feed on fish caught by the first net will be caught by the second net.

Abstract: An attachment device for a woodworking plane is provided to enable said plane to accurately cut end surfaces of wooden panels. Said end surfaces may be cut either at a right angle or at angles deviating therefrom by as much as 20.degree.. The device is attached to a plane by two mounting screws within slotted passageways. A third screw, positioned in a threaded hole above said mounting screws, is manually adjusted in association with said mounting screws to control the angle of an abutment surface disposed below the underside of the plane.

Abstract: A kitchen utensil for cutting foodstuffs such as vegetables or fruit into strips and particularly to a blade member therefor, the blade member comprising a strip of material such as metal which is integral with a plurality of spaced substantially vertical cutting blades which project from the plane of the strip, the strip being embedded in a guide plate, over which the foodstuff is moved during cutting, so that the blade member is securely held, the vertical blades projecting above the guide plate. The strip has cuts in one longitudinal edge and the metal between the cuts is bent up to form the vertical blades.

Abstract: A linkage apparatus for a pair of relatively pivotal elements, such as the pivotal jaws of a hand tool, preferably includes at least a pair of linkage members pivotally interconnecting the pivotal elements. Each of the preferred linkage members is pivotally pinned to the pivotal elements and includes elongated apertures therein for receiving and supporting the pivot pins of the other linkage member.

Abstract: An open ended ratchet wrench comprising a wrenching disc having a radially disposed open ended nut recess, carrying pivoting tongue ratchet pawls, the disc held between two jaws with ratchet teeth engaged by the pawls. One of the jaws is pivotally retractable for installation and removal of the interchangeable wrenching disc. The handle carrying the jaws may be installed upon or removed from the disc regardless of the position of the nut recess and either laterally or longitudinally in respect to the nut. According to one aspect of the invention, a retractable jaw is pivotally connected to the handle and retained by matching notches in the jaw and the handle. The jaw pivot pin carries an eccentric cam which acts against an appropriately shaped perforation in the retractable jaw to disengage the notches.

Abstract: A wrench, formed as an open box wrench or to completely encircle a nut comprises a drive insert for at least two opposed nut faces. Each drive insert engages its respective nut face over the full length of the latter. A guideway for each drive insert has parallel sides arranged at an angle such that upon applying torque, the drive insert will not move into the recess, while on the reverse stroke the insert will easily move into the recess. The facing surfaces of the drive insert and the nut may be provided with a cooperating projection and recess.

Abstract: A tool (10) for handling a magnetic article (50) includes a member (12) having a jaw (18) which is movable toward and away from a member (14) having a corresponding jaw (14). A holder (34) is associated with jaw (20) of member (14) for releasably holding an article (50) in cooperation with a magnetic field. A magnet (42) is associated with and removably applied by jaw (18) of member (12) in stages. To pick up an article (50), magnet (42) is moved by member (12) to establish a magnetic field at holder (34). To release an article (50), magnet (42) is withdrawn by member (12) to withdraw the magnetic field from holder (34). The article (50) is restrained at holder (34) until gravitational force overcomes the attraction of the withdrawing field and the article separates from tool (10).