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| Number | Title | Issue Date |
| 7345718 | Display device When a polarization axis of a first polarizing plate is parallel to that of a second polarizing plate, a light emitted from a backlight is transmitted, on the other hand, when a polarization axis of the first polarizing plate is orthogonal with that of the second po... | 03/18/2008 |
| 7082890 | Gauge pointer with integrated shape memory alloy actuator An actuated gauge pointer that includes a shape memory alloy element configured to move the gauge pointer when activated is provided. The actuated gauge pointer includes a first shape memory alloy element disposed within the perimeter of the gauge pointer housing. A... | 08/01/2006 |
| 6744374 | Setting device with rotating actuator and illuminated index display A setting device includes a rotating actuator, a switch, an illuminated index display on which a value which is manually set at the rotating actuator is assigned to the rotating actuator and, by actuating the switch, the manual setting at the rotating actuator can b... | 06/01/2004 |
| 6636155 | Gauge having adjustable activating means A mechanical gauge having a mechanism for setting multiple alarms within tolerance values. When such tolerance values defined by the mechanism are reached, the same mechanism activates an alarm.... | 10/21/2003 |
| 6037876 | Lighted message fan A method of emitting a visual image from a lighted display includes the step of providing at least one body which is rotatable in at least one rotation direction about an axis of rotation. A plurality of substantially circular image lines are defined, wit... | 03/14/2000 |
| 6034609 | Motorless traffic-control sign automatically responsive to state of electrical power A traffic-control sign that automatically displays a primary message, such as "STOP", when electrical power is absent, and an optional secondary message, such as "We Arrest Drunk Drivers", when electrical power is present. The motorless sign is continuall... | 03/07/2000 |
| 5764391 | Rotating knob, variable image holographic display A holographic display including a planar transparent light pipe (11) configured for rotation about a light pipe rotation axis that is orthogonal to the planar extent of the transparent light pipe and passes through a rotational center of the light, a mult... | 06/09/1998 |
| 5703564 | Mobile advertising device with electronic transmission capabilities A mobile advertising device having a rotating display unit suspended from a cord that is preferably supported from a wand attached to a shelf unit in a store. The display unit has a battery powered motor that rotates a drum having a surface on which graph... | 12/30/1997 |
| 5185600 | Display devices A rotatable display element has a reflective indicating vane comprising a thin sheet which is mounted so as to be in a substantially planar state. Such a thin and light sheet typically has little or no structural rigidity and preferably, according to this... | 02/09/1993 |
| 5057828 | Display device comprising rotating display elements having a plurality of faces, and display panel composed of such devices Display device comprising an array of rotating display elements (4) which have at least two faces of different color and are arranged in rows and columns, means (8, 18) for actuating the said rotating elements in terms of rotation, intended to ensure the ... | 10/15/1991 |
| 5034737 | Magnetic flex core mechanism and method for making same A flexible electromagnet and a method for producing such are disclosed, the flexible electromagnet having a flexible magnetic core which permits directing the magnetic flux as desired. The core is constructed from a sufficiently flexible material such as ... | 07/23/1991 |
| 4775862 | Bi-stable electromagnetically operated display member A display member (10) comprising a housing (14) having a chamber (12) with a viewing face (16) and a lamina member (24) movably mounted within the chamber (12) to be movable into a first position in which one face (26) of the member (22) is in face to fac... | 10/04/1988 |
| 4764768 | Signal display element for the display of more, than two informations for signal displays with electro-magnetically excited magnetic tilting plates A signal display element for the display of more than two informations by electromagnetically excited tilting plates supported in bearings on a baseplate (1) and containing magnetic parts and adapted to be rotated about an axis of rotation (3), wherein th... | 08/16/1988 |
| 4761905 | Scanned electromechanical display A display panel includes a matrix of rows and columns of individually rotatable cube-like display elements each having four display faces, with opposing faces being identical in color or reflectivity, for example, and adjacent faces which are 90° to one ... | 08/09/1988 |
| 4660034 | Information input machine An input machine for inputting information corresponding to a desired item, comprising a plurality of guide plates arranged substantially parallel to each other and lying substantially on a single plane, a plurality of films on each of which a plurality o... | 04/21/1987 |
| 4616222 | Display sign element with anti-bounce limit stop In a display sign including a plurality of rotatable display elements to be flipped between opposite extreme display positions, a bidirectional limit stop for stopping the motion of said display elements at said extreme positions is configured in the form... | 10/07/1986 |
| 4531318 | Display or indicating element with bent core A thin disk contrastingly colored on opposite sides is rotatably mounted to rotate about its diameter. A permanent magnet on the disk allows the disk to be driven by a pair of reversibly magnetizable cores. One of the cores is bent to provide a stop which... | 07/30/1985 |
| 4496945 | Method and apparatus for symbol display device Method and apparatus for creating a display including a novel shuttering assembly and drive mechanism therefor. The shuttering assembly alternately presents first and second shutter panels to a window forming an element of the display. The panels are conn... | 01/29/1985 |
| 4328492 | Automatic display system and process An image display system and process are disclosed. The image display system comprises a generally flat display screen which is subdivided into a plurality of display mode modules, each display module being composed of a plurality of display elements. Each... | 05/04/1982 |
| 4273396 | Display unit A display unit comprising means for carrying means which moves a reflector plate to be moved between a display position which is in the proximity to or in contact with a transparent plate located on a display surface and a non-display position separated a... | 06/16/1981 |
| 4268821 | Magnetic display device A multi-position electromagnetically actuated display element suitable for use in a matrix arrangement to display user-selected messages is disclosed. The element is indexed to display a selected face by energizing one of a plurality of stator coils, the ... | 05/19/1981 |
| 4232303 | Multiitem indicating device A multiitem indicating device for indicating a title of a desired item, its units and a detected electrical value corresponding to the desired item comprises a pair of drums around which a plurality of titles and their units are indicated respectively, an... | 11/04/1980 |
| 4232304 | Vibratory-rotary motion converters and display devices incorporating such converters The vibratory-rotary motion converter may comprise a vibratory member having a generally cylindrical external surface, supporting means for supporting the vibratory member for axial vibratory motion along the cylindrical axis of such surface, vibration pr... | 11/04/1980 |
| 4156872 | Display element write sensor A drive is provided for a rotatably mounted display element which is distinctively colored on opposite sides and having a magnet rotatable therewith defining a magnetic axis transverse to the axis of rotation, a pole piece of reversible permanently magnet... | 05/29/1979 |
| 4128825 | Magnetically actuated indicator A magnetically actuated indicator includes a housing carrying an elongated permanent magnet for pivotal motion about a geometric axis which extends transversely to the geometric axis of the magnet. First and second poles are carried by the housing and are... | 12/05/1978 |
| 4117478 | Variable character display device A variable character display device includes a base plate on which is a multiplicity of variable segment display mechanisms. Each mechanism comprises a substantially flat display segment carried by a rotatable arm. A magnet secured to the arm is magnetica... | 09/26/1978 |
| 4070668 | Display device A segmental display device includes a window plate having a plurality of segmental openings for indicating selected characters. A plurality of closure members are supported on a rotatable shafts extending in parallel to the plurality of segmental openings... | 01/24/1978 |
| 4069480 | Blanking circuit for electromagnetic display Blanking means operable voluntarily or in the event of power failure are provided for an electromagnetically operated display which comprises groups of rotatably mounted elements having opposed faces of contrasting colors, each element carrying a magnet r... | 01/17/1978 |
| 4015255 | Magnetically operated sign A sign includes a frame having an upwardly and outwardly extending lip. Laterally spaced digit-forming indicating assemblies each having a hook-shaped upper portion are engaged over the lip of the frame and anchored in place on the frame by screw means or... | 03/29/1977 |
| 3979747 | Control circuit for a character segment display assembly A seven character segment display assembly with each assembly including a rotatable drum carrying a character display adapted to be viewed at a window of a stationary mask. The drum includes a permanent magnet which is adapted to be attracted by the poles... | 09/07/1976 |
| 3975728 | Electromagnetic displays with resiliently mounted components A rotatable element for a display element is constructed of an open ring which supports a display surface resiliently bent from its unstressed attitude and held in such position. The element is designed to be pivotally mountable on an axis generally paral... | 08/17/1976 |
