Bizarre Patents
Vehicular Impact Signaling Device
An apparatus for the deployment of a visible plume to alert other motorists that a proximate motor vehicle has been involved in a collision.
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| Number | Title | Issue Date |
| 4304193 | Remote control apparatus for controlling animals Electronic transmitter means are used for generating and emitting a control signal which is detected by an animal-handling mechanism associated with the animal for physically manipulating the animal to control its movement. The animal-handling mechanism i... | 12/08/1981 |
| 4301397 | DC Antenna rotator system Rotary positioning of an antenna is provided from a remote control apparatus using a first reversible motor at the antenna and a second reversible motor at the control. A rotary switch at the control is coupled mechanically and electrically to the control... | 11/17/1981 |
| 4299301 | Random motion mechanisms Random motion mechanisms having at least one driving element that is operated at randomly varying speeds. One such mechanism is a self-propelled vehicle which has at least one randomly operated driving wheel. The vehicle desirably has a second randomly op... | 11/10/1981 |
| 4284941 | Data communications between fixed and moving terminals A data communications system between fixed and moving terminals wherein a conductor connected to the fixed terminal and disposed in the travel path of the moving terminals supports lateral guidance control information for the moving terminals as well as t... | 08/18/1981 |
| 4281734 | Multi-function control system A multi-function control system for generating control signals in response to the movement of an operator's body is disclosed. An arrangement of the multi-function control system for controlling the speed and direction of a wheelchair (12) includes a mirror (1... | 08/04/1981 |
| 4275394 | Radio control driving circuit device A radio control driving circuit device used for a model device having a radio control system comprising a d-c power supply, two electric motors and a receiver, characterized in that two transistors of the same type, instead of the conventional complementa... | 06/23/1981 |
| 4207502 | Motor driving system for remote controlled mobile toys Separate high low pass of frequency filters are employed in a circuit to control the input response signal to a pair of motors for operating a mobile toy in response to a frequency modulated radio wave transmitted by a transmitting unit.... | 06/10/1980 |
| 4204146 | Servo-control method and device Method and device for servo-controlling the distance of an object from a transiting surface to be followed by said object and capable of reflecting microwaves, by exploiting a control signal, wherein a radiating unit fast with said object provides directi... | 05/20/1980 |
| 4160253 | Radio controlled, battery-operated model toy A radio controlled, battery-operated model toy having an electric motor, a battery device for supplying energy to the electric motor, a radio control receiver, and a servo mechanism operated by the output of the receiver, wherein a voltage responsive auto... | 07/03/1979 |
| 4153853 | DC motor speed controller An electronic speed controller for a radio controlled model has conversion circuitry to derive a dc signal having a level that is proportional to the information pulse width of the radio control signal, but which is insensitive to changes in the frame rat... | 05/08/1979 |
| 4143307 | Motor speed control circuit apparatus A pulse width modulated DC motor speed control circuit for models including a demodulator for receiving an input pulse having a width which may vary from a reference width, and for generating a first positive output pulse having a width proportional to th... | 03/06/1979 |
| 4142137 | Operator motor control A control system for a power driven operator for garage doors and the like comprising an operator control circuit having a DC voltage source operating as the power supply for an electronic flip-flop device responsive to successively applied input signals ... | 02/27/1979 |
| 4118871 | Binary inspection probe for numerically controlled machine tools An inspection probe is mounted in the spindle of a numerically controlled machine tool and is moved toward a workpiece therein by the numerical controls until it makes contact with the workpiece. Contact with the workpiece is indicated by change in the ou... | 10/10/1978 |
| 4109186 | Self-propelled golf cart A radio controlled guidance and speed control system for a vehicle has spaced receivers for receiving magnetic energy signals from a movable energy source. The signals received vary in accordance with the position of the receivers with respect to the ener... | 08/22/1978 |
| 4071811 | Model helicopter throttle governor/collective pitch control apparatus A throttle governor/collective pitch control apparatus for radio controlled model helicopters for proportionally controlling either the model helicopter rotor speed or the rotor collective pitch, including sensing and timing means determining the rotor sp... | 01/31/1978 |
| 4045715 | Operator motor control Control system including radio receiver circuit for a power-driven operator for garage doors and the like comprising an operator control circuit having a regulated DC voltage source operating as a power supply for an electronic flip-flop device responsive... | 08/30/1977 |
| 4038590 | Pulse code modulation radio control system A pulse code modulation communication system adapted in a preferred embodiment to the remote control of a flying model aircraft. The positions of the various control sticks are represented by a digital code which is multiplexed and then transmitted via pu... | 07/26/1977 |
| 4027210 | Method and control system to limit shifting movement of a winning tool for a tunneling machine The winning tool carried for universal movement by the frame of a tunneling machine is controlled by a system and method to limit tool movement in a manner to form a tunnel with a desired cross section. Positioning of the winning tool is determined in rel... | 05/31/1977 |
| 4010409 | Automatic vehicle guidance systems In a frequency selective steering system for automatic vehicle guidance, a phase locked loop is used to derive from a sum signal containing wanted and unwanted signal frequencies a reference signal equal in phase and frequency to the wanted signal. The re... | 03/01/1977 |
| 3993154 | Wheelchair-mounted control apparatus A wheelchair mounted control system may be activated to enable propelling of the wheelchair at different predetermined speeds, to cause portions of the wheelchair to recline or be elevated, or to cause a signal to be generated to operate other apparatus s... | 11/23/1976 |
| 3983474 | Tracking and determining orientation of object using coordinate transformation means, system and process An electromagnetic field which nutates about a pointing vector is used to both track or locate a remote object in addition to determining the relative orientation of the object. Apparatus for generating such a field includes mutually orthogonal dipole rad... | 09/28/1976 |
| 3947741 | Boat guidance system A guidance system for controlling the path of a boat comprising a first conductor disposed below the surface of water in a first elongated loop and connecting at the terminals thereof across an A.C. source of electrical signal and a second conductor drive... | 03/30/1976 |
| 3946291 | Three motor tape drive mechanism Apparatus for remotely controlling the motor tape drive mechanism of an audio tape recorder or the like. In one embodiment, the apparatus comprises a plurality of semiconductors controlled by a low-level logic circuit and a diode switching network for sel... | 03/23/1976 |
