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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 |
| 7334799 | Sealing device for a turbocharger A sealing device has a seal ring and a cylindrical bellows portion connected to the seal ring. The cylindrical bellows portion has a corrugated outer surface. A turbocharger utilizing the sealing device has a turbine wheel connected to a shaft and a compressor wheel... | 02/26/2008 |
| 7168949 | Stagnation point reverse flow combustor for a combustion system A combustor assembly includes a combustor vessel having a wall, a proximate end defining an opening and a closed distal end opposite said proximate end. A manifold is carried by the proximate end. The manifold defines a combustion products exit. The combustion produ... | 01/30/2007 |
| 7051833 | Gantry axle In a gantry axle for low-platform vehicles, the gantry transmission consists of one input spur gear (2) operatively connected with a first intermediate spur gear (3) non-rotatably connected with a second intermediate spur gear (4) operatively co... | 05/30/2006 |
| 6969336 | Transmission unit A transmission unit (1) comprising a transmission input shaft (F) and a transmission output shaft (A) as well as a transmission basic unit (25), which is arranged between the transmission input shaft and the transmission output shaft, and which is coup... | 11/29/2005 |
| 6755093 | Planetary drive assembly with idlers for low floor vehicle A drive axle assembly for a low floor vehicle utilizes a single input gear assembly to drive a pair of laterally spaced wheel ends. The input gear assembly is positioned next to one of the wheel ends so that the vehicle floor can be lowered to facilitate passenger a... | 06/29/2004 |
| 6752227 | Final drive for driving a vehicle wheel A brake (15) is arranged between a drive motor (1) and reduction steps (3, 11). By arranging the reduction steps (3, 11) directly adjacent one another, adequate cooling of one of the reduction steps is achieved. The wheel bearing (13 | 06/22/2004 |
| 6540632 | Wheel drive A wheel drive preferably used in a low-platform bus for driving the wheels is driven by a drive motor (1) eccentrically arranged relative to the wheel axle (12) and a gearwheel (2). The driven gearwheel (2) of a reduction gear (3) is in intermeshing conne... | 04/01/2003 |
| 6095005 | Axle drivetrain having speed reduction gear unit for automotive vehicles A differential mechanism, connected to a driveshaft, transmits power to two halfshafts laterally directed toward the driven wheels of a motor vehicle. Each halfshaft is driveably connected to a pinion, which continually engages a gear fixed to an axle sha... | 08/01/2000 |
| 5679088 | Change gear system A change gear system comprises a driven case, a driving shaft and shifting means for shifting the drive shaft, and three sliding frames are provided in alignment in the driven case. Each sliding frame is provided with a pair of rack gears with teeth facin... | 10/21/1997 |
| 5487439 | Rear wheel steering device A rear wheel steering device utilizes a hypoid gear wheel having a spherical bearing disposed eccentric to a center axis of the hypoid gear wheel. A stud shaft mounted to a rod has an end connected to the hypoid gear wheel via the spherical bearing so tha... | 01/30/1996 |
| 5163826 | Crescent gear pump with hypo cycloidal and epi cycloidal tooth shapes A crescent pump gear including: a housing having a chamber communicating with an intake port and a discharge port; a shaft journaled for rotation within said chamber; an externally toothed inner gear mounted centrally on said shaft about a first axis; an ... | 11/17/1992 |
| 5142943 | Clutch drive differential system A vehicle has a motor with a shaft extending from each end to drive a pair of opposed wheel axles connected to a pair of wheels. Each wheel axle extends into an axle housing. There is a control cylinder in each housing connected to rotate the wheel axle. ... | 09/01/1992 |
| 5101678 | Coupling device for power transfer A coupling device for power transfer between drive and driven shafts coaxially arranged with each other for relative rotation, which includes an inner member mounted on one end of the drive shaft for rotation therewith and having an eccentric cylindrical ... | 04/07/1992 |
| 5078018 | Rear wheel steering mechanism for motor vehicle A rear wheel steering mechanism is disclosed in which an eccentric shaft drivingly connected to an electric motor includes an eccentric portion, a motion transmitting body is connected to a rod assembly in longitudinal fit manner, and a spherical joint wh... | 01/07/1992 |
| 4896740 | Wheel bearing support A wheel bearing support with an eccentric drive has a drive shaft extending through the input side bearing arrangement. A gear is provided around the internal circumference of the wheel hub, which is driven by the drive shaft via intermediate gears. Vario... | 01/30/1990 |
| 4701093 | Sweep auger apparatus A sweep auger apparatus is radially disposed within a circular bin for moving a free flowing granular material across the floor of the bin toward the center of the bin. A motor is connected to the radially inner end of the auger shaft to rotate the auger ... | 10/20/1987 |
| 4448092 | Gear transmission for the final drive of heavy motor vehicles A gear transmission for the final drive of a heavy automotive vehicle, such as a tracked vehicle, comprises two planar gear sets each having at least one gear rotatably supported on a respective housing part. The two housing parts are rotatable relatively... | 05/15/1984 |
| 4425825 | Geared input mechanism for a torque converter A drive apparatus (10) includes a drive member (11) and a connected driving ring gear (23) rotatable about a first axis (21) for supplying power to a torque converter (13). A compact speed change mechanism (16) interconnects the driving ring gear (23) and... | 01/17/1984 |
| 4386892 | Hydrostatic meshing gear machine with arcuate tooth flanks In a hydrostatic gear machine of the type having an internally toothed outer gear and an externally toothed inner gear wherein the gears have different numbers of teeth, the gears being meshed with the outer gear surrounding gear, particularly advantageou... | 06/07/1983 |
| 4326389 | Frozen dessert maker An improved frozen dessert maker of the type having a motor with an output shaft mounted within a base, a can for containing dessert mix to be frozen, a dasher mounted within the can, and a top for sealing the can and supporting the dasher includes a plur... | 04/27/1982 |
| 4297920 | Cycloidic gear A cycloid gear is provided which comprises a pair of eccentric discs which are attached to a drive shaft and which carry curved discs thereon having outer peripheries of cyclodic curved shape which roll off along a plurality of rollers that engage said ou... | 11/03/1981 |
| 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 |
