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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 |
| 7288043 | Belt type continuously variable transmission A belt type continuously variable transmission including a primary pulley; a secondary pulley; a belt which is looped over the primary pulley and the secondary pulley; a reduction gear unit that transmits torque, which has been output from an internal combustion eng... | 10/30/2007 |
| 7276004 | Sliding centrifugal drive weights for automatic transmission A sliding centrifugal drive weight for use in an automatic transmission found in motor vehicles or watercrafts. The sliding centrifugal drive weight, which mainly consists of an outer friction shell and an inner core weight, comprises an upper inclined face in slidi... | 10/02/2007 |
| 7175554 | Hydraulically controllable constant speed drive and method for the design thereof A hydraulically controllable constant speed drive, includes an input shaft (10) provided with an input pulley (1), an output shaft (20) provided with an output pulley (2) and a drive belt (3). Each pulley (1; 2) is provided ... | 02/13/2007 |
| 7174981 | Air intake device for scooter-type two-wheeled motor vehicle A first air cleaner box (25) is provided on one side of a rear wheel (4) above a transmission case (9) of a unit-swinging power train unit (1), whereas a second air cleaner box (26) is provided on the other side of the rear wheel (... | 02/13/2007 |
| 7128671 | Hybrid power system with external auxiliary motor A hybrid power system, comprising a first power unit, a secondary shaft, a first transmission device, an auxiliary power unit, and a second transmission device. The first power unit has a primary shaft. The secondary shaft is driven by the primary shaft in a rotatio... | 10/31/2006 |
| 7063633 | Driving pulley for a continuously variable transmission The driving pulley comprises two centrifugal mechanisms, namely a positive assembly and a negative assembly. Both assemblies comprise a respective set of flyweights subjected to the centrifugal force when the driving pulley rotates. The positive assembly is used as ... | 06/20/2006 |
| 7029408 | Variable speed transmission and method of use A variable speed transmission includes an actuator mechanism that can be remotely activated to cause engagement of a drive unit and to subsequently vary the speed of the drive unit using the same activation mechanism. The variable speed transmission can include a fi... | 04/18/2006 |
| 6997834 | Device for guiding a moveable conical pulley disc of a CVT variator A device, in a continuously variable belt transmission system, for guiding a conical pulley (3) of a variator on a variator shaft (1). The moveable conical pulley (3) is fitted onto two bearing sections (4, 5) of the variation shaft (1... | 02/14/2006 |
| 6786844 | Contact pressure regulation system The invention relates to a contact pressure system, that can be utilized particularly for continuously variable transmissions, with a torque sensor system as well as a continuously variable transmission. ... | 09/07/2004 |
| 6682450 | V-belt-type automatic transmission for vehicle A V-belt-type automatic transmission for a vehicle is provided with a drive pulley and a driven pulley, wherein a plurality of centrifugal weights are arranged between a movable pulley piece of the drive pulley and a cam plate. The centrifugal weights are... | 01/27/2004 |
| 6663524 | Hybrid power system A hybrid power system, comprising a first power unit, a secondary shaft, a speed converter, a clutch, and an electric motor. The first power unit has a primary shaft. The secondary shaft is driven by the primary shaft in a rotational movement. The speed c... | 12/16/2003 |
| 6270436 | Continuously variable transmission A continuously variable drive mechanism has a variator with two conical disks, at least one of the conical disks being axially movable, a belt running at a variable running radius axially between the conical disks, and a disk-tightening device pushing the axia... | 08/07/2001 |
| 6109127 | Power transmission system employing a motor and an engine A power transmission system includes a motor connected to a variable pulley device via a uni-directional device and an engine connected to a clutch device via a uni-directional device. A pulley device is disengagably connected to the clutch device and con... | 08/29/2000 |
| 5361744 | Supercharging device for an internal combustion engine A supercharging device for an internal combustion engine includes a runner for compressing air, a driven pulley for rotating the runner, and a drive pulley for rotating the driven pulley. The drive pulley has a fixed sheave and a movable sheave movable in... | 11/08/1994 |
| 5139846 | Two-piece sealing strip for sealingly framing a window pane, or a panel element within a frame The sealing strip has a main part (1') with a first sealing lip (6) for making sealing contact with a pane (7) or a filling element. The pane (7) is placed against the sealing lip (6) during assembly and rests on the top (10) of a lip (9'). A recess (13')... | 08/18/1992 |
| 5052981 | Variable diameter pulley with centrifugal weights In a variable speed transmission of the pulley type, one of the pulley cheeks is movable axially with respect to the other which is stationary. The movable cheek faces a reaction cup which is solid with the stationary cheek. The cup and the movable cheek ... | 10/01/1991 |
| 4634405 | Pulley construction and method of making the same A pulley construction and method of making the same are provided, the pulley construction having a pair of opposed flanges respectively provided with surfaces for engagement with a V-belt construction when the V-belt construction is disposed therebetween.... | 01/06/1987 |
| 4496335 | Pulley construction and method of making the same A pulley construction and method of making the same are provided, the pulley construction having a pair of opposed flanges respectively provided with surfaces for engagement with a V-belt construction when the V-belt construction is disposed therebetween.... | 01/29/1985 |
| 4487595 | Pulley construction for a V-belt and method of making the same A pulley construction and method of making the same are provided, the pulley construction having a pair of opposed flanges respectively provided with surfaces for engagement with a V-belt construction when the V-belt construction is disposed therebetween.... | 12/11/1984 |
| 4360353 | Power transmission system A torque transmission system has driving and driven pulley units drivingly connected by an endless V-belt. Each of the driving and driven pulley units includes a stationary pulley rotatable with a shaft and a movable pulley disposed to define with the sta... | 11/23/1982 |
| 4304150 | Transmission unit for motor vehicles A motor vehicle transmission unit provided with an automatic variable ratio transmission mechanism and a supplementary fixed ratio transmission mechanism which transmits torque from an input shaft to an output shaft of the unit in conditions of low speed ... | 12/08/1981 |
| 3975964 | Constant speed drive A constant speed belt drive system includes a belt connecting a drive V-pulley to a driven V-pulley. Each pulley comprises a pair of axially displaceable half-sheaves. One pulley has a half-sheave which is axially displaceable by biasing spring means; the... | 08/24/1976 |
