Bizarre Patents
Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 5388528 | Vehicle for use in pipes A vehicle is provided for moving within pipes to determine the condition of the interior of the pipes. The vehicle has at least one wheel which is capable of travelling on walls of magnetic material. Each wheel comprises an outer wheel member having an an... | 02/14/1995 |
| 5355807 | Vehicle adapted to freely travel three-dimensionally by magnetic force and wheel for the vehicle A vehicle is provided for moving in pipes to determine the condition of the interior of the pipes. The vehicle has at least on wheel which is capable of travelling on walls of magnetic material. Each wheel comprises an outer wheel member having an annular... | 10/18/1994 |
| 5220869 | Vehicle adapted to freely travel three-dimensionally and up vertical walls by magnetic force and wheel for the vehicle A vehicle is provided for moving within pipes to determine the condition of the interior of the pipes. The vehicle has at least one wheel which is capable of travelling on walls of magnetic material. Each wheel comprises an outer wheel member having an an... | 06/22/1993 |
| 4702661 | Robot carrier structure A robot carrier structure constituted by a portal wagon movable on rails and laterially supported by a pair of carriages each comprising a pair of wheels longitudinally coupled by motion transmission means actuated in synchronism by an electric motor. Fur... | 10/27/1987 |
| 4444120 | Track-bound electric motor vehicle Disclosed is a driving arrangement for an electric motor vehicle in which each of the two wheels of an axle is supported on separate shaft sections. Each motor or each rotor of a dual rotor motor drives only one driving wheel of an axle in order to mechan... | 04/24/1984 |
| 4278027 | Resilient railway truck double axle drive A double axle drive for railway trucks of rail vehicles. The axis of rotation of the drive motor extends parallel to the longitudinal axis of the vehicle and extends between the wheel-set axles. The drive motor drives the wheel sets through a bevel gear a... | 07/14/1981 |
| 4192239 | Series pneumatic and coil spring railway car suspension A pair of mechanical springs are disposed on an air spring on each side of a truck carrying a car body. A wide plank disposed between the pairs of mechanical springs and each of the air springs is pivoted to permit vertical movements without tilting of th... | 03/11/1980 |
| 4167906 | Railway vehicle bogies The drive means for each wheel set is connected via a two bar-like connecting member to an intermediate portion of the bogie frame or to a cross-member in a manner such that longitudinal forces are transferred to the vehicle body. Also, the opposite side ... | 09/18/1979 |
| 4148262 | Railway vehicle drive Drive system for a railway vehicle. In a railway vehicle utilzing a high speed motor whose output shaft is arranged generally parallel to the direction of movement of the vehicle, there is provided a gearing system for connecting said motor to a driven ax... | 04/10/1979 |
| 4135453 | Motorized bogie A driving bogie having at least one driving motor, a pair of driven wheel-and-axle units and an axle gear for each of the axles of the wheel-and-axle units rigidly connected with the bogie frame, is arranged with a hollow transmission shaft for the axle g... | 01/23/1979 |
