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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 6099933 | Illuminated sign assembly A school bus is equipped with a stop sign mechanism that includes a sealed electrical actuator assembly and bezel that are mounted on the street side of the school bus and an illuminated sign assembly having integral arms that are hinged on the actuator a... | 08/08/2000 |
| 5796331 | Illuminated pivotal sign assembly A sign (10) includes a sign housing (16) having a pair of extension arms (102) extending therefrom for mounting purposes. The sign housing (16) includes light elements (28) to illuminate at least a portion of the sign (10). The sign housing (16) and exten... | 08/18/1998 |
| 5719553 | Sealed electrical actuator assembly for hinged vehicle safety devices A school bus has a stop sign hinged on a sealed electrical actuator assembly that is attached to the side of the bus. The actuator assembly includes the electrical and mechanical components including an electric motor that pivot the hinged stop sign from ... | 02/17/1998 |
| 5687500 | Stop sign housing with flashing lights A sign (10') includes a sign housing (16') defining an internal cavity (32'). The sign housing (16') includes front and rear faces (18', 20') having indicia or an instruction thereon, and includes flashing lights (58) above and below the indicia. A recess... | 11/18/1997 |
| 5634287 | Illuminated sign housing assembly A sign (10) includes a sign housing (16) defining an internal cavity (32). The sign housing (16) includes front and rear faces (18, 20) having indicia or an instruction thereon and slotted apertures (22) defining the indicia. A lens housing (60) is secure... | 06/03/1997 |
| 5604480 | Flashing caution/stop bus light assembly A bus light system (10) includes a plurality of indicator assemblies (16) located at each upper end corner of a bus (12). Each of the indicator assemblies (16) include first and third sections (24, 28) for indicating a slowing-to-stop condition which incl... | 02/18/1997 |
| 5357239 | Actuating device for bus safety gate and stop sign An actuating device (10) for operating a safety unit (12) mounts on a vehicle (14) and moves between a retracted position adjacent the vehicle and an extended position extending outwardly from the vehicle. A housing (16) is fixedly mounted on the vehicle ... | 10/18/1994 |
| 4964673 | Vehicle hatch mounting assembly A combined vent and escape hatch assembly for a vehicle roof of the type wherein the hatch is supported upon a pair of over-center hinge linkage devices one of which may be disconnected enabling the hatch to be fully opened for emergency exit purposes and... | 10/23/1990 |
| 4895065 | Combined static and powered vent device A combined static and powered vent device for a vehicle such as a bus wherein the interior of the vehicle is continuously vented to the atmosphere in such a way that the forward movement of the bus causes an eductive drawing of the air from the vehicle in... | 01/23/1990 |
| 4877266 | Vehicle safety system The invention relates to a vehicle safety device wherein the device is pivotally mounted along the lower edge of the vehicle body such that the device may be stored beneath the body when the vehicle is moving and lowered through a pivoting action to block... | 10/31/1989 |
| 4827548 | Vehicle entrance ramp The present invention relates to an extendible and retractable ramp device for a vehicle particularly concerned with the loading and unloading of a handicapped person and which device particularly includes a power actuating mechanism disposed within the v... | 05/09/1989 |
| 4759682 | Vehicle entrance ramp The present invention relates to an extendible and retractable ramp device for a vehicle particularly concerned with the loading and unloading of handicapped person and which device particularly includes a power actuating mechanism disposed within the veh... | 07/26/1988 |
| 4733894 | Energy absorbing vehicle bumper The bumper system of the present invention includes a beam member adapted to span the front of a vehicle, a bracket for mounting the beam to the vehicle, and a pair of energy absorbing members supported upon the beam on the side thereof opposite from the ... | 03/29/1988 |
| 4715630 | Energy absorbing vehicle bumper The bumper system of the present invention is of a modular design wherein two substantially identical, laterally extending members are secured at the laterally innermost ends to define an integrated bumper device and wherein each module is formed of three... | 12/29/1987 |
| 4685858 | Vehicle entrance ramp The present invention relates to an extendible and retractable ramp device for a vehicle particularly concerned with the loading and unloading of handicapped person and which device particularly includes a power actuating mechanism disposed within the veh... | 08/11/1987 |
| 4597601 | Energy absorbing vehicle bumper The bumper system of the present invention is of a modular design wherein two substantially identical, laterally extending members are secured at their laterally innermost ends to define an integrated bumper device and wherein each module includes an ener... | 07/01/1986 |
| 4592269 | Static vent device A static vent for a vehicle such as a bus wherein the interior of the vehicle is continuously vented to the atmosphere in such a way as to prevent the ingress of rain water to the vehicle compartment.... | 06/03/1986 |
| 4509782 | Energy absorbing vehicle bumper The bumper system of the present invention is of a modular design wherein two substantially identical laterally extending members are secured at their laterally innermost ends to define an integrated bumper device and wherein each module includes a relati... | 04/09/1985 |
| 4495731 | Vehicle hatch mounting assembly A vehicle escape or ventilating hatch mounting assembly includes a mounting ring to be received in the hatch opening of the vehicle and to which the hatch is directly releasably connected with a trim bezel extending within the hatch opening and cooperatin... | 01/29/1985 |
| 4433506 | Combined vent and escape hatch A lid for a vehicle roof opening has linkage hinging it to the roof structure accommodating tilting the lid upwardly in either of two directions, or elevating it bodily, for use of the opening to ventilate the vehicle, including provision for manually act... | 02/28/1984 |
| 4412404 | Combined vent and escape hatch A lid for a vehicle roof opening including a linkage hinging it to the roof structure to accommodate tilting of the lid upwardly in either of two directions, or elevating it bodily, for use of the opening to ventilate the vehicle and including provision f... | 11/01/1983 |
