Abstract: A supporting plate of transparent plastic and having parallel side edges has plural holding bars with integrally molded hooks on each end engaged over the opposite side edges of the plate. The bars have flat faces that drawn against the back surface of the plate, and shallow off-sets along the edges of the bars co-act with the back of the plate to form slots that supportingly receive the edges of cards to display the surfaces of the cards through the transparent plate. Permanent magnets adhered to the backs of the cross bars magnetically support the plate, the cross bars and the cards from iron walls of cabinets and appliances.

Abstract: Four adjacent parallel rotors of elliptical cross section have hollow interior flow passages communicating through hollow supporting shafts at one end. The supporting shafts at the opposite ends of the rotors have eccentric crank pins received in bearing holes in a common connecting block which orbits as the rotors rotate in unison. One of the shafts extends beyond the crank block as a drive shaft. Each rotor has a second flow passage opening through its surface adjacent to one apex of its major axis. A first pair of these flow passages, in diametrically opposed rotors, open in trailing relation to apices of the two rotors. The other pair of rotors has secondary flow passages through their surfaces in leasing relation to the apices of the latter two rotors.

Abstract: An elongated casing of U-shaped cross section has a bearing block secured in its upper end. A U-shaped tubular arm has one leg rotatably supported through the bearing block and a female electrical socket on its other arm. Insulated conductors connected to the socket extend through the arm and downwardly through the casing. A spaced block secured in the casing below the pivoted end of the arm has a toggle bolt passed through the front of the casing and between the conductors and projects from the casing to engage a wall and support the casing. An insulating terminal block with conductor plates therein has two contact prongs projecting from the back of the casing at its lower end and two recessed contact holes in its upper face. The block is secured within the casing by bolts passing between the conductor plates.

Abstract: A container for coated fruit having top and bottom walls connected to coacting side and end walls defining an enclosure for an individual fruit. The top and bottom walls each having inwardly projecting protrusions molded therein and surrounded by break-out lines. The protrusions sized to project into the natural recesses in the ends of the fruit and when detached by breaking the break-out lines, leaving the protrusions for gripping the fruit.

Abstract: A collet chuck with a tubular outer body has an internal tubular collet with cam surfaces at its outer end divided into sections by axial slots. Three or more centering screws are threaded through the outer body and pass through the slots in the collet to engage in radial holes in a cylindrical ring that is internally threaded. A cup shaped cylinder is externally threaded and adjustably threaded through the ring as a first and external stop within the collet. The ring has a chordal slot with a set screw extending through one side to defom the threads and lock the ring relative to the stop. A small central rod is threaded through the bottom of the first stop as an adjustable inner stop and is provided with a lock nut bearing against the bottom of the cup.

Abstract: A V-shaped under frame with a transverse rear member connected at its ends to forwardly converging side members has spaced uprights connectable to a truck. Pivots connected in aligned relation on each side member connect to ribs on the convex rear side of right and left moldboards. The inner edges of the moldboards are closely adjacent along their upper portions, but diverge along their lower portions. Backing springs on the side members bias the tops of the moldboards forwardly. A low V-shaped plow point is connected by a strut to the under frame and located within the space left by the diverging lower portions of the moldboards. Roadway engaging shoes are connected to the under frame adjacent each of its three corners.

Abstract: A wheeled carriage has an upright column with a laterally projecting and vertically adjustable arm thereon. The projecting end of the arm has a dove-tail connector thereon rotatably adjustable in a horizontal plane; a tubular feed screw support has a mating dove-tail part on its bottom side engageable with the connector. The end of the feed screw support has a second dove-tail connector thereon and rotatably adjustable in a vertical plane. A bracket attachable to the motor of an electric drill has a second mating dove-tail part engageable with the second connector with the shaft of the drill chuck aligned with the axis of the tubular support. Two spaced tubular chucks are mounted on opposite sides of the tubular support to receive and releasably lock anchor cables parallel to the drill.A modification interposes a horizontally rotatable connector bar with a mating dove-tail part on its side, and a dove-tail connector on one end, between the arm on the upright and bracket supporting the drill motor.

Abstract: The frame of the litter top has side rails swingably connected to the sides of the frame, and a head and back rest pivoted transversely of the frame at one end. Spring pressed latches between the side rails and the frame and between the back rest and the frame have release members which are accessible and operable only from the exterior of the litter, and which cannot be actuated when pressure is applied by the patient against the inside of the rails or the top of the back rest; thus preventing accidental or unattended lowering of these parts.

Abstract: A piston having a ring groove therearound has a three part oil control ring in the groove. The ring includes an axially and radially corrugated expander and two flat annular rails retained by the sides of the groove. The radial wall thickness of the rails is no more than 3% of the diameter of the piston; and the radial wall thickness of the expander is no more then 4.7% of the diameter of the piston.

Abstract: Pusher arrangement simultaneously push the open end of an empty container against the inclined side of a downwardly opening delivery cone and simultaneously push a preceeding filled container from below the cone. A spring supported platform below the cone supports the container being filled and lowers it as it is filled. A continuously operating source of material delivers continually to the cone. A first control actuated by the filled container reverses the pusher arrangement. The spring device supporting the container being filled are adjusted to trip the control before the container is fully filled. A second control actuated at the fully advanced position of the pusher arrangement again reverses the pushed arrangement. A first spring connected to the platform has its opposite end connected to a selectively adjustable fixed anchor.

Abstract: A band saw and its supporting and drive pulleys and motor is mounted on a saw support frame having spaced end members. The end members have slideways co-acting with slides on spaced support arms pivoted to opposite ends of a work support. Locks selectively fix the arms in adjusted positions. An hydraulic cylinder is connected to raise and lower the support frame end members relative to the work support. Racks on the support arms co-act with connected pinions on the saw support frame to hold the saw frame aligned with the arms.An adjusting screw on the underside of the bed is releasably engaged by blocks on the underside of the clamp jaw having opposed tooth sectors. The blocks are biased to tooth engaging position, and a cam on the clamp jaw spreads the blocks for quick slide adjustment.

Abstract: A wheeled carriage has an upright column with a laterally projecting and vertically adjustable arm thereon. The projecting end of the arm has a dove-tail connector thereon rotatably adjustable in a horizontal plane; a tubular feed screw support has a mating dove-tail part on its bottom side engageable with the connector. The end of the feed screw support has a second dove-tail connector thereon and rotatably adjustable in a vertical plane. A bracket attachable to the motor of an electric drill has a second mating dove-tail part engageable with the second connector with the shaft of the drill chuck aligned with the axis of the tubular support. Two spaced tubular chucks are mounted on opposite sides of the tubular support to receive and releasably lock anchor cables parallel to the drill. The dove-tail parts mating with the connectors have threaded recesses opening normally to connectors; and slots opening laterally and radially into the recesses.

Abstract: An axle pin sized to fit in slidable supporting engagement within the wheel bearing of existing occupant actuated wheel chairs has a nut-like head and shoulder on one end that abuts the inner race of the bearing. An annular grove in the axle pin receives a snap ring abutting the opposite end of the bearing. The portion of the pin beyond the groove is sized to fit in close slidable relation within the axle receiving bore formed in an existing chair. The pin has a shoulder connected to an integral axially projecting end extending beyond the frame. A body member defines a bore receiving the projecting end of the pin. The body member has an integral externally threaded neck fitting around the pin and threads into the existing frame and abuts the shoulder on the pin. The body member defines an internally threaded transverse bore which intersects the pin receiving bore.

Abstract: A main wheel rotating in a vertical plane has marble receiving notches in opposite sides of its periphery. Uprights on opposite sides of the wheel support the wheel shaft and a transfer tray with reverse inclines over the wheel. A smaller drive wheel connected to the shaft has angularly spaced lift pins around a half of its periphery. The pins engage notches in the side of a vertically reciprocable lift bar having an elevator plate on its top. The lift bar is guided along the edge of one upright between a raised position in which the elevator plate transfers marbles to the upper edge of the incline, and a lower position in which the elevator plate is located alongside of the main wheel and radially inwardly from the peripheral notches therein. An intermediate transfer shelf is fixedly supported by the one upright to receive marbles discharged from one of the peripheral notches in the main wheel.

Abstract: Plural totalizers having axially shiftable shafts, and key actuated locks for moving the shafts, are mounted on a plate adapted to be connected over an opening in the case of a gasoline sales pump. Plural key actuated locks with lugs on the undersides of their cylinders selectively cam the ends of the shafts to connect one shaft to a shaft driven by the sales register of the pump. Detents co-act with slides on the bottom of each cylinder to permit only one cylinder and totalizer shaft to be engaged at a time. One detent closes a switch on the plate when actuated to complete a circuit to the pump delivery device. The other detent is actuated by a lever supported on the plate and adapted to be connected to the reset lever of the pump to release both detents and a first actuated lock cylinder prior to a succeeding actuation of the pump. Flanges turned from the plate support the totalizers with the shafts of the totalizers projecting therefrom.

Abstract: A plate adapted to be mounted over an opening in the casing of a gasoline sales pump supports a frame which in turn rotatably and axially slidably supports a plurality of totalizer shafts and dial wheels, and a drive shaft with plural gears each associated with one of the totalizers. Each totalizer shaft has a gear engagable with a gear on the drive shaft by axial motion of the totalizer shaft. A drive gear on the drive shaft is permanently connected to the resettable register of the pump. Springs bias the totalizer shafts out of engagement with the drive shaft gears. Actuating levers pivoted on the plate engage the totalizer shafts in opposition to the springs. A selector bar slidable through the plate opposite each level has an angled end that cams the lever to totalizer engaging position. Springs bias the selector bars, and plural locks having key actuated cylinders move the selector bars against their springs.

Abstract: A pair of rectangular metal side cases are attachable to opposite sides of the rear fork of a motor cycle and have side opening doors. A top case is attached to the frame of the cycle in bridging relation across the tops of the side cases and has a top opening lockable lid. A pair of smaller cases with front opening doors are arranged along the sides of the top case and in flash relation with the outer sides of the side cases. A pair of hydraulic jacks are mounted vertically on the front walls of the side cases, and an hydraulic pump is attached to the inner side of one of the side cases and connected to actuate the jacks. An electrical control panel mounted inside the front wall of one side case has connections adapted to be connected to the battery of the cycle and to the motor of the pump and to emergency signals and communication equipment on the cycle and the cases with control switches external to the case. Three metal panels form walls that are common to two or more of the cases.

Abstract: A clevis having a pulley rotatably mounted between its outer ends has a bight or closed inner end of uniform thickness curved around a segment of a cylindrical surface with its axis parallel to the plane of rotation of the pulley, and spaced from the surface of the pulley. A retaining clamp bar has flat ends attachable to a mounting surface, and a center portion off-set upwardly from the plane of the ends by a distance no greater than the thickness of the bight of the clevis. The off-set center portion is curved transversely upwardly about a segment of a cylindrical surface substantially coincident with the axis of curvature of the bight of the clevis when the clamp bar is arranged through the clevis and secured at its ends to a supporting surface. The periphery of the pulley is concavely curved and spaced at its center from the bight of the clevis.

Abstract: A box consisting of bottom, side and end walls forms a resonating chamber. An integral sounding panel has thickened ribs on the underside of its ends secured to the tops of the end walls with continuous side strips overlying the tops of the side walls of the chamber in spaced relation thereto. Between the side strips, the panel has three or more spaced longitudinal slots formed therethrough and extending between the ribs on the bottom of the panel. Transverse slots are formed between adjacent longitudinal slots at different distances from the ends of the panel forming vibratory fingers of different lengths. The undersides of the free ends of the fingers have thickened portions which are equal in thickness to the end ribs on the panel, and which extend from the free ends of all of the fingers to an equally spaced distance from the end ribs.

Abstract: A clamp of molded thermo-plastic material in soft and semi-flexible but self supporting condition has a thin rectangular back strip attachable to a supporting surface and bendable to conform to curved surfaces. A rod support arm projects from the intermediate portion of the back strip with upwardly inclined and vertically spaced upper and lower bars. The ends of the bars are connected by an outwardly and upwardly concave hook having serrations on its face. An integral web connects the bars, hook and back strip. The outer end of the hook has spaced downwardly facing transverse notches in its lower side. An integral strap projects from the back strip above the upper bar, and divides into divergent fingers with a cross piece on their outer ends. The strap and fingers are tensioned when engaged over the end of the hook.