Abstract: Apparatus to effect simultaneous and aligned movement of members toward and away from each other including first, second and third collar members, and a lever arm pivotally secured at its midpoint to the first collar member. The second and third collar members are attached to opposite ends of the lever arm, and the lever arm extends equal degrees to opposite sides of its pivotal connection to the first collar member. The first collar member is held in a fixed position, and the lever arm is rotated such that the second and third collars members, each grasping respective workpieces, are moved simultaneously toward or away from each other an identical distance.

Abstract: An implement for removing a tree stump or the like defined by a first portion directly engaging the article under removal in a biting relationship and a second portion partly surrounding the article and moving into a confining relationship with the latter. The implement is mounted on a framework for pivotal movement. A manually controlled mechanism defines a removal location by pivotal action and where a locking bar serves to maintain the latter. Ample leverage is afforded for ready one-man operation.

Abstract: A hinge pin and tip removal tool is used in combination with a hinge having a pair of hinge leaves having interfitting knuckles cooperating to provide a barrel with a pin receiving cavity extending therethrough, a hinge pin with a head at one end of the barrel and a shank extending in the barrel cavity and a tip seated in the other end of the barrel cavity and having a passage extending axially therethrough. The tool has one end portion of a first diameter smaller than the passage in the tip for insertion therethrough to drive the hinge pin away from the tip, its other end portion has a larger diameter cooperatively dimensioned with the cavity of the barrel for insertion into its end into the barrel after removal of the pin to drive the tip outwardly of the other end.

Abstract: A cutting board with a planar cutting surface and one or more generally vertical retaining members extending upward from and perpendicular to the cutting surface, the retaining members thereby defining a vertical retention surface.The vertical retaining members may be in the form of solid wall shoulders at each end to accommodate a knife handle, a wall with a notch to permit cutting perpendicular to the retention surface, or a plurality of pegs which may be arranged in various positions on the cutting board.

Abstract: A lifting and lowering system for a trailer includes one or more extendible and retractable legs, with the legs being provided with springs or the like urging the legs toward their retracted position. The system is a pressurized air/hydraulic system, and includes an air-operated booster valve for extending the legs when loaded. A master valve assembly is provided for controlling supply of air to the system and for allowing retraction of the legs. The master valve and air valve include a common actuator shaft so that the system is selectively connected to pressurized air or vented, as appropriate, when leg extension or retraction occurs. The master valve includes a cam actuator/cam follower piston operated system for selectively providing fluid pressure to a lock valve associated with each leg. The lock valve is biased toward a normally closed position, and is selectively movable to an open position for allowing extension or retraction of the legs.

Abstract: An apparatus for connecting casings together for axially aligning the casings with respect to each other and then forcing the ends of the casings together. The apparatus can be used in places that are hard to get at. The apparatus is simple and effective and the various parts of the apparatus cannot become separated and lost.

Abstract: A hanging jack clamp for hanging a jack upside down in a vertical orientation comprised of a bottom component, a top component, and threaded-rod-and-coacting-cylinder combination connected therebetween. The bottom component includes a base with an outer upright and an inner upright which encompass a portion of the grade beam or similar part of the foundation. Additional securement by threaded clamps can be used to more securely position the clamp if desired. A pad for distributing load forces is spread on the upper surface of the base of the bottom component where it contacts the grade beam. The top component has a member with horizontal holes through which rods are inserted. These holes are aligned with predrilled holes in the mortar between the first row of bricks and the foundation so that the rods are inserted through the holes in the horizontal member and into the holes in the mortar.

Abstract: A machine vise holds two parts against a center mounting block, and has simultaneously moving jaws slidable on a vise body toward opposite sides of the center jaw for clamping. One of the jaws is driven through a torque limiting clutch to the drive screw to provide a preload on one of the parts, after which the clutch releases for final, high pressure tightening.

Abstract: An apparatus is provided for installing and/or removing an electrical power meter with an electrical power distribution box the apparatus includes a sleeve which slides over the protective cover of the meter. Clips or other engaging members which releasably engage an outer ring bout the meter are formed at one end of the sleeve. An unlocking collar is mounted about the sleeve to unlock the clip when the meter is being removed. A hand grip for a user is mounted at an opposite end of the sleeve. A transparent, shatterproof cover is mounted in the sleeve at the end where the grip is located. Vent ports are provided in the sleeve to permit outlet of any gases.

Abstract: An apparatus for the exact positioning and fastening of several parts, which have an opening, onto a hollow body, whereby, in the initial state, the opening of said parts, which are to be fastened, is larger than the dimensions of the respective fastening positions of the hollow body. Before the fastening process is carried out by hydraulically expanding the hollow body, the parts are positioned at the respective fastening positions of the hollow body by placing the parts into the depressions of a mold, which comprises at least two parts. The hydraulic fluid is introduced into the hollow body via an inlet element, which is attached to the mold. To prevent leakage of the fluid and contamination of the workpiece, there is an expandable elastic container for the hydraulic fluid, disposed at the inlet element, which adjoins to one end of the hollow body. The container is inserted into the hollow body and is held by a support on its free face.

Abstract: A setting tool conveniently grips a jewelry finding while providing a person working on the finding with maximum accessibility to it. The setting tool comprises a handle and a lockable cam for moving a pair of clamps radially of the handle axis between opened and closed positions. A variety of interchangeable clamp jaws are provided. The jaws are designed to accommodate a wide range of finding sizes and shapes. In one embodiment, the jaws cooperate with a moveable anvil to hold a pierced type earring. In another embodiment, the jaws have respective tracks that cooperate to hold findings such as pendant wire settings.

Abstract: A quick-change vise including a T-shaped clamp extending from within a jaw member which engages a T-shaped channel in a jaw blank to releasably secure the jaw blank to the jaw member. The jaw blank may be provided with a parallel bar or angle parallel to provided horizontal or angled supporting surfaces to a workpiece held in the vise. The jaw blank may be positioned in reversible positions on the clamp. Additionally, the jaw blank may be made of an extrudable metal such as aluminum.

Abstract: A scissor jack of the type which is mountable on and usable in conjunction with a conventional automotive vehicle lift to permit a selected axle of the vehicle to be elevated relative to the lift. The invention provides a gravity activated locking mechanism which includes a plurality of lock keys of different widths. The keys fall individually into a lock position as the jack rises incrementally in height, to prevent unintended lowering of the jack at any height or any time during the lifting process.

Abstract: The apparatus described herein comprises a device for easily lifting and positioning a vehicle wheel, particularly to facilitate the lifting and positioning of a wheel for a truck or recreational vehicle onto the axle of the same and appropriately positioning the wheel for insertion of the lugs thereon. With the axle jacked to an appropriate raised position and the wheel resting on the ground next to the wheel base, two sections of the device are placed under the curvature of the wheel, a section on each side of the resting area and the sections connected to each other to prevent their separation during the lifting operation. Each section is adapted to perform an independent lifting operation on the wheel, the contact of each section with the wheel being by means of a cylindrical roller free to rotate on its axis. The joining section of the apparatus is positioned in front of the wheel and the rollers on which the wheel will rest extend under at least a substantial portion of the width of the wheel.

Abstract: A vertically adjustable vise having a collapsible sawhorse support is provided. The vise is mounted such that the opposing clamp faces are horizontally disposed and approach each other vertically. The vertically mounted vise can accommodate wider boards, and holds the boards in a horizontal position such that they are easier to cut with a saw. The sawhorse support is readily collapsible to a more compact, substantially flat configuration by disengaging braces, allowing for efficient storage, such as by hanging on a wall.

Abstract: According to the invention, a felling bar to be used in tree felling has a handle 11 in one end and a lever plate in the other. To make is usable for driving wedges into a sawn cut, the felling bar is provided with a striking lug 17 fastened to the shaft 10 of the felling bar at or close to the connecting portion 15 joining the lever plate 12 to the shaft 10.

Abstract: Disclosed is a molded plastic sawbuck having two end supports and a crossbar. Each end support has a hub and four integrally molded support legs radiating therefrom. The crossbar can be integrally molded to the hubs of the end supports or the end supports may have a bore in the hub for detachable association with the crossbar. The crossbar is preferably non circular in cross section and has a spinner thereon which protects the crossbar from the chainsaw. Two legs of each end support are shorter than the other two legs and the relative orientation and length of the leg is such that the sawbuck can be rotated from its normal position so that material to be cut such as a log can be supported on sloping ground or supported on level ground such that the height a heavy log has to be lifted over the tops of the legs is reduced. The legs may have apertures or apertured lugs associated therewith whereby a carrying strap can be connected to the sawback to carry it into the bush.

Abstract: A C-clamp which may be clamped by a second C-clamp, so that large and irregular shaped workpieces may be clamped thereby, and further so that additional strength and stability is provided. The C-clamp includes an internal clamping face that contacts the workpiece during the clamping thereof. The C-clamp further includes a pair of external clamping faces that are contacted and clamped by the second C-clamp. The arm of the C-clamp that has the internal clamping face formed thereon has the external clamping faces substantially aligned therewith, so that vibrations produced by work being done on the workpiece are minimized. The clamp includes clamping heads that automatically pivot and swivel to accommodate the shape and angle of the surface and angle of the surface of the workpiece being clamped therewith.

Abstract: Hydraulic apparatus including a hydraulic fluid flow control cartridge for controlling hydraulic fluid flow between a hydraulic fluid reservoir and a hydraulic fluid pump and between the hydraulic fluid pump and the hydraulic cylinder, and for permitting relief of hydraulic fluid from the pump to the reservoir in the event the hydraulic fluid pressure in the pump exceeds a selected pressure.

Abstract: A forcible entry tool is disclosed which enables law enforcement personnel such as SWAT or police or other persons such as firemen to breach a heavily fortified door or the like in a matter of seconds without the use of explosives. A ram like device is taught which is normally operated by two persons which can penetrate through a steel re-enforced door by using a heavy-duty slide hammer with a leg support that is locked to the correct height for support when a pin is pulled. The apparatus also has a hook on one end which may be impaled in the door or hooked to any other object and the door or object removed outwardly.