Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 7044261 | Power steering motor having a noise dampening piston assembly An apparatus (10) for turning steerable wheels of a vehicle comprises a housing (14) that defines a fluid chamber (24). A rack bar (26) extends longitudinally through the housing (14) and is connectable with the steerable wheels of... | 05/16/2006 |
| 6361074 | Steering structure of vehicle A steering structure of a vehicle is provided in which when a load equal to or greater than a predetermined value is applied from outside to a flexible transmitting member which connects to a steering unit and an operation detecting unit which detects an ... | 03/26/2002 |
| 5816352 | Remote control toy A battery-powered toy vehicle permitting conversion between rider control and remote radio control is provided. A steering assembly attached to the underside of the toy vehicle is capable of being both remotely controlled by a radio controlled steering ac... | 10/06/1998 |
| 5598897 | Power steering device A power steering device for automobile type vehicles having a hydraulic power cylinder for assisting in steering front end wheels of the vehicle. The hydraulic power cylinder has a piston and piston rod fixed thereto reciprocable in two opposite direction... | 02/04/1997 |
| 5544715 | Method and apparatus for enhancing stability in servo systems comprising hydro-mechanically driven actuators Methods and devices for enhancing shudder stability in servo systems comprising hydro-mechanically driven actuators are disclosed. Series damping devices forming compliant couplings having series damping characteristics are disclosed. The series damping d... | 08/13/1996 |
| 4986382 | Power assistance for vehicle steering mechanisms In a power assistance system for a vehicle steering mechanism fluid pressure providing the assistance is supplied from a pump driven intermittently by an infinitely-variable electric motor. For a rack and pinion mechanism fluid pressure chambers are forme... | 01/22/1991 |
| 4367881 | Vehicle steering system The steering system includes a rotatable steering control member located remotely from a steerable dirigible wheel unit, a drive sprocket mounted for common rotation with the steering control member, a short length of roller or sprocket chain trained abou... | 01/11/1983 |
