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Class 188/270 - Operating against ambient atmosphere


Subclass of Class 188 - Brakes
Definition: Device wherein the medium comprises air that surrounds the
No. of patents: 13
Last issue date: 08/26/2003


NumberTitleIssue Date
6609597Dampening apparatus
A dampening apparatus for dampening an actuating member over a wide array of temperatures. The present invention provides a fluid filled housing having a first chamber, a second chamber, and a passageway therebetween. A first piston is slidably received w...
08/26/2003
5454619Aerodynamically responsive vehicular safety spoiler system
A spoiler system for race car vehicles wherein a spoiler plate(s) is pivotally movable between a position spoiling the aerodynamic air flowing over the vehicle when traveling in a forward direction, to a position spoiling the aerodynamic air flowing over ...
10/03/1995
5374098Aerodynamic stabilizer for use with a motor vehicle
There is provided an aerodynamic stabilizer assembly adapted to be mounted in the rear portion of the roof of a motor vehicle. The assembly includes a framework having a front edge and partitioned to define separate openings. A pair of elongated air defle...
12/20/1994
5222438Aerodynamic fairing/brake for high-speed trains
A series of adjacent flaps is hinge-mounted to the end of a high-speed train car. The actuatable flaps normally assume a fairing mode to close the gap between adjacent train cars and reduce aerodynamic drag. The flaps may be rotated to an inclined positio...
06/29/1993
5085101Apparatus for exerting a braking torque upon a rotating shaft
A device for providing a retarding force against the motion of a vehicle, which device does not intrude upon the engine, is not dependent upon the vehicle gear selected, and does not exhibit fade or skid characteristics. A multiple plate clutch engages th...
02/04/1992
4611796Aerodynamic retarder
An apparatus and method for aerodynamically braking a tractor-trailer combination utilizing a centrally pivoted, fast-acting door within a roof-mounted aerodynamic fairing to selectively expose and conceal the front surface of the trailer, which is masked...
09/16/1986
4469196Fire escape device
A fire escape device enabling a person to escape from a multi-story building. The fire escape device of the invention comprises two sets of planetary gears which operatively interconnect a winding drum to the main shaft of a fan assembly. During operation...
09/04/1984
4273333Gear train governors in spinning reel games
A mechanical governor and timer of the gear train type operative in combination with cyclically operating mechanisms, particularly game apparatus of the spinning reel type having a repetitious reversal pattern alternating in forward and reverse rotation p...
06/16/1981
4264033Shut-off plate for combustion spaces adjustable by motor
A shut-off device for installation in the waste gas line from combustion spaces. The device includes a flow-through housing, a shut-off plate mounted in this flow-through housing and adjustable, and a positioning motor arranged on the outside of the flow-...
04/28/1981
4216694Solenoid dashpot pedal actuator assemblies
There is disclosed a solenoid-dashpot assembly for actuating the foot pedals of a player piano. A solenoid having an armature shaft extending beyond the coil area of the solenoid receives a piston element, which, in turn, has an O-ring which co-acts with ...
08/12/1980
4162053Brake device for rotating body
A brake device for retarding linear and rotative movement of a load carrying unit after ejection from an in-flight projectile, wherein a container encloses the unit and includes a plurality of slits which divide the container into sections. Each section i...
07/24/1979
4160494Fluid-dynamic emergency brakes
An airfoil, pivotally attached to a high speed vehicle, is positioned to produce a braking action on the vehicle by means of fluid-dynamic resistance. The airfoil may be positioned to produce a downward pressure on the vehicle and thus enhance conventiona...
07/10/1979
4029298Escape device
Escape device comprising a reel having a cable wound on it, said reel being coupled with a rotatable shaft on which the outer end of a spiral spring wound on a rotatable shaft is wound with a curve opposite the curve in the rest position when the cable is...
06/14/1977
 
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