Abstract: A hollow elongated medullary bone nail capable of being locked in place with at least a pair of transversely-disposed bone screws is disclosed. The radius in transverse cross-section of the outer surface of the nail varies over the circumference of the cross-sectional profile of the nail in such a manner that a steadily rounded contour results.

Abstract: A plant coding system used by retail establishments includes a plant wall chart color coded according to groups of plants requiring certain amounts of sunlight, cards similarly color coded and located at the display area for plants of a similar variety requiring a predetermined level of light; and plant tags associated with each plant and color coded to correspond to the light required and shown also on the card.

Abstract: An electronic flower set including a flower set, a housing, an inner seat, a inner cover, a gear assembly, a matching plug, a first pinion, and a second pinion. The flower set has a rotatable stem. The gear assembly includes a third gear which has a circular recess and two matching holes. The third gear is formed with a stopper at a surface. The matching plug is retained in the circular recess and has a tube which is received by the central hole of the third gear and two matching holes. The first pinion has an end tube adaptable to be fixed in one of the matching holes, a sideward extending arm, and a hexagonal-shaped end tube which can be fixed in a hexagonal-shaped cavity of a head of the rotatable stem. The second pinion, which is meshed with the first pinion, includes an end tube fixable in the remaining matching holes of the matching plug, a sideward extending arm, and a round-shaped end tube which is retainable in an retaining cavity of the inner cover.

Abstract: A system for exchanging and storing window-display posters (1-6) has two storage areas (11,12) in which the posters are movably stored perpendicularly to their surfaces. Transport of the window-display posters between the storage zones is effected through two planes that border on the storage zones. At least one of the planes is arranged for displaying several posters. A conveyor is provided for carrying the posters into and out of the planes, as well as for guiding the posters within the planes.

Abstract: A light computer is provided for illuminated and animated displays. Light planes are illuminated and images carried thereon are lit when light is applied to any edge. A moving light and opaque coatings on the edges of the light plane are used to vary the sequence and time the frequency and duration of the lighting of the plane. When an opaque coating is positioned between the light and the plane, the plane does not light. Only when the opaque coating is not present and the light is present is the plane lit. In a preferred embodiment, the light source is mounted at the end of a stack of circular light planes and light from the light source is admitted to the edges of the light planes by means of a rotating mask having a window leading to a prism for reflecting the light onto the edges.

Abstract: A cricothyrotomy device for emergency use includes a syringe with a removable plunger, a needle or hollow metal stylet which is mountable on the syringe, a catheter also attachable to the syringe and coaxial with the stylet, and an adaptor to fit when the syringe is in place to provide for ventilation access to the lumen of the patient.

Abstract: An illuminated display or sign includes a hollow glass block defining a closed chamber. One or more block walls are severable for access to the chamber. A neon display or other light source of any configuration is mounted upon the glass block and includes tubular extensions sealed through one wall of the block enclosing electrodes within the chamber. A transformer is enclosed within the chamber with output leads connected to the electrodes. A switch is mounted upon the block and projects into the chamber with a exterior control. Electric leads are connectable to a power source then into the block and are connected to the transformer with a switch interposed in one of the electrical leads within the chamber. As a modification, a display sign is supported within the chamber. As a further modification, two or more glass blocks are arranged in a row or intersecting rows to form a panel, with an independent display in each block or a unit display extending into and enclosed by a plurality of adjacent blocks.

Abstract: A member of sheet material has cut out portions and fold lines, so that when it is folded up and central areas attached together to form a spine display areas are provided in different planes. The display area may be used to display a photograph or picture having with any one of a large range of sizes. The bottom edge of the member may have a V-shaped cut-out so that it leans back slightly when erected.

Abstract: An L-shaped cushion wrap paper is provided to afford protection to hair during permanent wave styling operations. The L-shaped cushion wrap paper comprises an elongated generally rectangular cushion strip and a flap extending generally orthogonally therefrom. The flap may be folded relative to the cushion strip to engage a plurality of strands of hair therebetween. The L-shaped cushion wrap paper facilitates the alignment of the cushion strip with the hair for winding onto a permanent wave roller, and provides enhanced protection to the hair and a neater overall appearance. A pair of identical L-shaped cushion wrap sheets may be efficiently cut from a single rectangular sheet with no wastage. A plurality of such sheets can be stored in and dispensed from a generally rectangular carton having removable access panels at opposed ends thereof. The carton may further comprise elongated stops disposed therein to maintain orderly stacked arrays of the L-shaped cushion wrap sheets of paper.

Abstract: An indicia display device formed from a single piece of paper stock comprising a rotatable wheel element having indicia fixed thereon, a circular pocket for pivotlessly and rotatably mounting the rotatable wheel element in the circular pocket, and a viewing opening through which indicia on the wheel element are selectively visible.

Abstract: A motorcycle is provided with a rear license plate assembly and lamp separate from a tail light, to facilitate placement of the license plate at a more readily viewable position.

Abstract: An information recording device containing a body in the form of a thin plate having at least one and preferably three wheel wells rotatably receiving an alpha wheel, numeric wheel and a color coded wheel. The first two wheels are mounted in wheel wells formed in the top surface of the body and have portions extending past one of the side edges of the body positioned under windows in the top cover exposing a single letter or number. The third wheel is mounted in a wheel well formed in the bottom surface of the body--overlapping and underlying the first two wheel wells--and also has a portion extending past the other edge of the body. The third wheel contains color segments viewed by window apertures formed in the body and the bottom cover plate covering the other surface of the third wheel. Each wheel well has a rear hollow recess and a flexure cavity thus formed. A flexure strip bridges the cavity behind the line of circumference of the well.

Abstract: Disclosed is a display sign holder in the form of a semi-rigid rectangular sheet of optically clear plastic having elongated flat spacing structures extending along its top and bottom margin areas on one side so as to space the plastic sheet from a supporting surface and guide the longitudinal insertion and removal of an elongated display sign therebetween. The spacing structures are flat strips printed with ink on one or both sides to permanently display marginal information or design, and relatively thin transparent adhesive layers are disposed on both sides of the strips to adhere them to the plastic sheet and to the supporting surface.

Abstract: An inert gas lighting system, which system has a plurality of letters or characters arranged in sequence and a high tension dielectric terminal box operatively disposed between adjacent pairs of said characters. Each box has a terminal block centrally disposed therein for the attachment of high voltage cable leads thereto connecting adjacent letters. The use of thermosetting V5 plastic for the construction of the terminal box enables the entire unit to be molded, sealed and grounded as required. Installation, maintenance and repair of such signage is enhanced.

Abstract: A display apparatus comprises a front stack of superimposed sheets which have cut lines and openings which form horizontally extending strips on the sheets. These strips are interleaved with similarly formed strips in a rear stack of sheets. In the interleaved position, upper portions of the front most sheets in the front and rear stacks are visible and are advantageously pictureless. To display a picture, one of the sheets in each of the front and rear stacks is lifted to expose their upper portions which carry segments of the same picture.

Abstract: A display unit for point of sale advertising comprises a stationary object, such as a real or simulated flowering plant, mounted on a support, such as a flowerpot, and a flying object, such as a simulated butterfly, operated by driving apparatus so as to move in a randomly undulating and randomly reversible orbit around the plant, as would a real butterfly. The driving apparatus comprises an electric motor having a motor housing stationarily mounted on the flowerpot, a stator including a stationary field coil electrically energizable by alternating current mounted in the motor housing, and a rotor in the form of a bipolar permanent magnet rotatably mounted on an upright magnetizable metal shaft on the motor housing. The driving apparatus further comprises a thin resiliently flexible length of piano wire having its lower end mechanically connected to and rotatable by the permanent magnet rotor and having the simulated butterfly mechanically connected to its upper end.

Abstract: A photograph mailing and display unit and an associated method of constructing the same utilizes a relatively rigid panel or card material having a central portion and a marginal portion which are foldably movable relative to one another to a condition at which the panel provides an easel. A coating of adhesive overlies a substantial portion of the marginal portion of the panel, and a border panel overlies and is in contact with the adhesive coating. The border panel defines a central cutout within which a photograph can be positioned and provides a mat for the photograph.

Abstract: A protective enclosure having two hingedly connected sections. One section being a resealable pocket, in which a data card is stored. The other section being a flap which is hingedly attached along one of its edges to the pocket, thereby allowing the flap to swing out from the pocket. The flap has two surfaces on which eye-readable and machine-readable information may be stored. A photograph may also be found on a surface of the flap. The data card stored in the pocket may contain data related to the information found on the flap. This data may be digitally written on the data card by a laser. An alternative embodiment of the enclosure provides two pockets hingedly connected together.

Abstract: A hollow cylindrical rod having a tapered end is shaped to include a soft tissue depressor and separator surface and a safety knife surface. The safety knife surface is composed of a cutting edge placed within the port so that it only cuts portions of the ingrown nail within the port as the device is pulled away. The separator surface depresses and separates the soft tissue to expose the ingrown nail portion and maintains separation from the blade during cutting and space for cut nail fragments without contacting the soft tissue. The device may include a serrated surface to smooth any burrs from the cut nail surface. The tapered end can be angled or rotated around the cylindrical axis to increase separation or expose the knife blade to new nail portions while maintaining the separation between nail and soft tissue.

Abstract: A display panel device includes a display panel having a sensor sensitive to light, sound, heat and so on and a recorder/playback combination attached thereto. As an object transparent to or shielding light and generating sound or heat approaches the panel, the sensor is automatically actuated to give an automatic actuation to the recorder/playback combination, thereby reproducing music or sound from the surface of the display panel.