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| Number | Title | Issue Date |
| 7131619 | Rotatable display apparatus A display apparatus includes a stationary base portion and a support member mounted to a top surface of the stationary base portion. A vertically extending pole is disposed through the interior of each of the support member and the base portion along a center axis, ... | 11/07/2006 |
| 6707388 | Circuit for the controlled return of a pointer driven by a stepping motor in the event of failure of the supply voltage A circuit arrangement for the controlled return of a pointer driven by a stepping motor in the event of failure of the supply voltage includes a control circuit for actuating the stepping motor. The supply voltage at least for the control circuit for the stepping mo... | 03/16/2004 |
| 6433761 | Display device with several light sources and arrangement of display devices A display device having a multiple columnar arrangement of colored light sources on a carrier. The carrier and mounted light sources are moved, either rotated or swung as a pendulum, within the display device to create a recurring visual image. A control ... | 08/13/2002 |
| 6191700 | Luminous signs with sequential variation of images Luminous signs, specifically those with the ability to change the presented information sequentially, include an electro-mechanical system that produces the synchronized overlapping of two or more preprinted films with translucent properties, in such a wa... | 02/20/2001 |
| 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 |
| 5579225 | Method of generating an output signal representing vehicle speed and indicating same A method of selecting a pinion for a vehicle speedometer system uses a transmission output speed sensor and a transmission controller which applies a pinion factor to the signal from the sensor to generate an output signal representing the speed of the ve... | 11/26/1996 |
| 5528258 | Changeable signboard A changeable signboard, in which each turning pole is operated by a stepping motor, has three advertisement faces and turns clockwise and counterclockwise at a predetermined degree, thus displaying a certain pattern according to the electronic circuit. As... | 06/18/1996 |
| 5479153 | Method and apparatus for displaying an object An advertising display including a display object, a motor connected to the display object for rotating the object about a rotation axis, and a control circuit coupled to the motor. The control circuit includes a direct current energy source, and an oscil... | 12/26/1995 |
| 5191618 | Rotary low-frequency sound reproducing apparatus and method Apparatus for reproducing low frequency sound in response to an applied audio signal having a rotary acoustic radiator comprised of an enclosure having a cylindrical sidewall and end walls adjoining the sidewall and forming a cylindrical chamber. A rotor ... | 03/02/1993 |
| 4930094 | Vehicle serial bus, mechanical instrument cluster odometer therefor A method and firmware/hardware system for updating an analog odometer using a pulse rate rather than an absolute number of updating pulse signals. The pulse rate is developed from a number that represents an accumulation of a series of pulses that represe... | 05/29/1990 |
| 4706398 | Multicolor indicator with arcuate pole pieces A display element has a rotor designed to assume 3 or 4 angular positions to display corresponding panels on a viewing direction. The rotor has a permanent magnet at an angle to the axis. The position of the permanent magnet and rotor are controlled by st... | 11/17/1987 |
| 4663870 | Display apparatus having pivotable segments A display apparatus in the form of a container having display units mounted in subcontainers situated on the interior of the container bottom. Each of the display units has a display segment mounted for pivoting, and a motor for pivoting the segment. Each... | 05/12/1987 |
| 4493988 | Odometer using an electric motor disposed within annular figure wheels In a highly compact odometer an electric motor which drives a mechanical display thereof, is disposed within the set of annular figure wheels used in the display and drivingly connected to said wheels through a worm and worm wheel drive train. In the case... | 01/15/1985 |
| 4480241 | Discriminator device A device discrimates between relatively shorter and relatively longer intervals by means of an interceptor member which: (a) if an interval between a displacement thereof away from and a displacement thereof towards an intercept station is less than a pre... | 10/30/1984 |
| 4425864 | Rotor for electromagnetic indicator A rotor for an electromagnetic indicator comprises a flat circular disk made of thin, pliable, nonmagnetic material. The disk has integral tabs extending out of diametrically opposite edges and a rib extends diametrically of the disk to outer ends of the ... | 01/17/1984 |
| 4393362 | Electromagnetic indicator having a rotor disposable in discrete positions An electromagnetic indicator has a stator carrying a stationary reversibly magnetizable core, and a rotor including a display disk and rotary cylindrical magnet. The magnet is permanently magnetized with two poles each angularly spaced apart less than 180... | 07/12/1983 |
| 4344070 | Permanent magnet for a bistable element and bistable element and data display units with at least one such element The invention relates to a permanent magnet. Seen in profile, said permanent magnet 6, which has its North and South poles N 6, S 6 along one and the same line 7 radial to its axis of rotation 4, has contours 21, 22 on the areas 23, 24 which carry said po... | 08/10/1982 |
| 4327357 | Magnetic indicator assembly A magnetic indicator assembly has a casing containing a stator comprising a reversibly magnetizable core carrying a wire coil. A rotor is angularly turnable around said casing through an angle of approximately 120° to expose either one of two flags carri... | 04/27/1982 |
| 4017851 | Position-control mechanism for stepwise rotating members The invention relates to a device for checking the angular position and the starting position of a roller supporting a plurality of indicating pallets, which roller is driven in stepwise rotation. The device comprises magnetic members adapted to sense the... | 04/12/1977 |
| 3936818 | Electromagnetic indicator having oppositely magnetized stamped magnetic cores An electromagnetic indicator assembly includes a nonmagnetic angle plate defining a support frame for axially parallel spaced rotors each including a permanent magnet and a nonmagnetic plate circumferentially surrounding a portion of the magnet. The rotor... | 02/03/1976 |
