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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 |
| 8141921 | Dumpster Several embodiments of plastic dumpsters with improved strength and durability are disclosed. In one embodiment, gussets connect pockets to bevel walls, connecting the side walls to front and rear walls of the dumpster. The bevel walls are stronger than the side wal... | 03/27/2012 |
| 7267060 | Stackable cargo bin A heavy-duty cargo bin unit configured for rugged use in hostile environments, such as in the oil drilling and production industry. The cargo bin unit is of a generally rectilinear construction, and preferably fabricated of heavy gauge steel. Supports or skids are p... | 09/11/2007 |
| 7237689 | Molded plastic waste container with integral side channels for receiving lifting prongs and method A plastic waste container is rotationally molded with a hollow material carrying or holding compartment having a bottom, rear, front and opposed side walls. A plastic pocket defining a prong receiving channel, located on each side wall, is integrally formed with the... | 07/03/2007 |
| 6889776 | Airborne water diffuser An apparatus is for use with a container of liquid that is suspended from an aircraft flying over a ground target area. The container has an outlet through which the liquid is dropped from the container. The apparatus includes a diffuser configured to diffuse the li... | 05/10/2005 |
| 6530146 | Apparatus for mounting a flipchip on a work piece An apparatus for mounting a flipchip onto a work piece comprises a pick-up station for presentation of the flipchip, a transport mechanism, at least one pick-up tool arranged on the transport mechanism for pick-up and transport of the flipchip from the pi... | 03/11/2003 |
| 6192990 | Multi-dump metering valve In one aspect, the invention is directed towards a helicopter-carried firefighting device including a valve. The valve has an outer assembly and an inner assembly in which the outer assembly has a reduced surface area on those surfaces which are disposed ... | 02/27/2001 |
| 6102283 | Refuse discharge guide A refuse container includes a plurality of walls defining an interior for containing refuse and a discharge opening and a refuse discharge guide adjacent the discharge opening. The refuse discharge guide moves between a first position in which the guide e... | 08/15/2000 |
| 5772061 | Refuse containers A gravity catch for a refuse container allows the lid to open only when the container is upended for emptying. The catch includes a sliding/rolling locking member which is also the gravity element.... | 06/30/1998 |
| 5423448 | Dumpster-type cylindrical trash container A cylindrical trash container is configured for lifting and emptying by a conventional trash removal vehicle having a lift assembly. The container has lifting sleeves and bumpers for guiding lift forks into the sleeves and for holding the container body a... | 06/13/1995 |
| 5042856 | Automatic locking mechanism for dumpster lid The invention is directed to an automatic locking mechanism for a dumpster container having a hinged lid. The elements of the locking mechanism comprise an L-shaped or U-shaped securing member which is attached to one or both sidewalls of the container. T... | 08/27/1991 |
| 4867630 | Safety catch for container lifting hooks A safety catch is disclosed for reducing the incidence of accidental dislodgement of a pickup bar mating with a container lifting hook, the safety catch including a pivoted safety catch member mounted into and restricting the hook opening by contact with ... | 09/19/1989 |
| 4726616 | Dumpster-type trash container A dumpster-type trash container is disclosed in which the bottom wall and the lower portion of the side walls are formed of a heavier gauge material to eliminate premature corrosion failures. In the illustrated embodiment, the lower portions of the side w... | 02/23/1988 |
| 4697836 | Bin with retractable lid A bin for holding material and expelling it when the bin is inverted, the bin comprising a bottom, and front, rear, and side walls extending generally upwardly from the bottom, an opening in the top, a lid mounted pivotally over the opening in tracks so t... | 10/06/1987 |
