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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 |
| 8042839 | Joining arrangement for connecting a pipe to a system The invention relates to a joining arrangement for connecting a pipe to a system, especially a hydraulic clutch disengagement system. The joining arrangement comprises a joining member which can be fixed to a final section of the pipe and is to be connected to an op... | 10/25/2011 |
| 7891709 | Sealing member for exhaust pipe of dryer A sealing member of an exhaust pipe of a dryer prevents vibration of the exhaust pipe secured to an opening in a sheet of glass or a wall from transmission, and prevents exhaust gas from leaking from connection portions of a plurality of exhaust pipes. ... | 02/22/2011 |
| 7712791 | Caulking system A caulking system for applying and maintaining a position of caulk between a pipe and a floor to provide a firestop around the pipe includes a pair of collar portions. Each of the collar portions is positioned around the pipe and engages a peripheral edge in a hole ... | 05/11/2010 |
| 7350822 | Lip coupling A lip coupling for connecting together two pieces of pipe above a hole in the floor, the coupling having a semi-spherical upper portion connecting with a lower cylindrical portion, the semi-spherical upper portion having an outer diameter exceeding the outer diamete... | 04/01/2008 |
| 7267138 | Manifold cabinet A manifold cabinet includes an enclosure having a back wall, a top wall, a pair of side walls, at least two partition walls, a center opening and at least two outside edge openings. The partition walls have a plurality of openings and are attached within the enclosu... | 09/11/2007 |
| 7234731 | Gas feed pipe connecting screw for continuous casting nozzle A gas feed pipe connecting screw for a continuous casting nozzle which is mounted to the continuous casting nozzle formed with an axially extending ring-shaped slit concentric with a nozzle bore. The screw connects the nozzle to a gas feed pipe for blowing a gas int... | 06/26/2007 |
| 7198304 | Fluid line connector with intermediate smooth surface A fluid line connector includes a length of tubing having a plurality of corrugations formed therealong between opposing tubing ends. A non-corrugated section is disposed along the length of tubing between the opposing tubing ends such that a portion of the pluralit... | 04/03/2007 |
| 7101239 | Fuel filter located below an adapter plate of an outboard motor A marine propulsion device is provided with a fuel filter that is connectable between a fuel tank and a fuel pump, wherein the fuel filter is disposed below an adapter plate of the marine propulsion device. The adapter plate is located between the fuel filter and th... | 09/05/2006 |
| 6994355 | Pipe seal A molded plastic seal assembly, for use with a leaching or stormwater system component, comprises at least two embossed, preferentially eccentric, circles. Pulling on a tab tears out the interior portion of the seal, to create a hole which accommodates a first pipe ... | 02/07/2006 |
| 6991264 | Compressor and method of connecting pipe to the same A compressor which has a pipe coupling structure capable of fluid-tightly connecting a refrigerant pipe to a pipe coupling port, without needing any welding process to connect the pipe to the pipe coupling port, and a method of connecting the refrigerant pipe to the... | 01/31/2006 |
| 6957831 | Nipple for hot water tank conduits A nipple for connection to an outer metal casing of a host water heater for coupling a water conduit to an inner casing of the hot water heater is described. The nipple is a hollow tube having opposed threaded end portions. A thermally insulating sleeve is provided ... | 10/25/2005 |
| 6953160 | Expanding mounting assembly for mounting a sprayhead to a wall Mounting assembly for mounting a spray head (4) to an opening of an over 10-mm thick wall. The mounting assembly comprises a holder (1) for receiving the spray head (4) and a clamping piece (6) which comprises threads (7) for engag... | 10/11/2005 |
| 6669239 | Sealing device for a conduit passing through a wall A device is provided for allowing a conduit to extend through a wall while providing a seal around the conduit. The conduit extends through an opening formed in the wall and the conduit has a first end, a second end, and a central axis extending within th... | 12/30/2003 |
| 6520505 | Method of and a sealing element for sealing a gap A method for sealing a gap (4) between a leadthrough (2) provided in a constructional element (1) and an object (3) extending through the leadthrough (2), the method including placing in the gap (4) a plurality of elongate sealing elements, formed as hot ... | 02/18/2003 |
| 6254143 | Transfer panel assembly and method of construction A panel assembly for transferring fluids from one location to another comprises a panel structure with openings, a nozzle projecting through each opening and a sleeve affixed between the nozzle and its respective opening. Each nozzle includes a tubular po... | 07/03/2001 |
| 6086117 | Double booted flexible entry boot A double booted flexible entry boot provides a fluid-tight fitting between a wall of a fluid containment region and a conduit passing through the wall. An inner seal member is disposed within the containment region, and a first securing plate is disposed ... | 07/11/2000 |
| 5692858 | Apparatus for soil irrigation A drip irrigation system employs a low-pressure head of about 11/2 to 2 psi preferably by storage of water in a tank providing a column head of about 54 in. Header pipes extending into the field from the column are formed with holes at intervals. For each... | 12/02/1997 |
| 5542711 | Device for fitting a hot element to a hollow body made of thermoplastic including at least one cold fluid inlet, and hollow body including such a device The device is used to fit a hot element (8) to a hollow body (1) including at least one cold fluid inlet pipe (2) and at least one fluid outlet pipe (3b), said hollow body (1) being made of a thermoplastic which cannot withstand the temperature of the hot... | 08/06/1996 |
| 5211695 | Feedthrough sleeve and integral support fitting A feedthrough sleeve and integral support fitting comprises a hollow tubular sleeve and integral planar mounting collar. The sleeve lies in a plane transverse to the plane of the collar which is less than perpendicular thereto. The collar is configured to... | 05/18/1993 |
| 4946199 | High pressure tube attachment mechanism Mechanism for attaching a high pressure tube to an opening in a housing using a tapered opening into which a high pressure tube is inserted. A fitting has one end positioned about the tube end and is then press fitted not only to the housing on an outer d... | 08/07/1990 |
| 4799715 | High pressure tube attachment mechanism Various embodiments of mechanism for attaching a high pressure tube to an opening in a housing using a tapered opening into which a high pressure tube end is inserted. A securing device is positioned about the tube end and the securing device is press fit... | 01/24/1989 |
| 4770449 | High pressure tube attachment mechanism Various embodiments of mechanism for attaching a high pressure tube to an opening in a housing using a tapered opening into which a high pressure tube end is inserted. A securing device is positioned about the tube end and the securing device is press fit... | 09/13/1988 |
| 4765659 | High pressure tube attachment mechanism Various embodiments of mechanism for attaching a high pressure tube to an opening in a housing using a tapered opening into which a high pressure tube end is inserted. A securing device is positioned about the tube end and the securing device is pressed f... | 08/23/1988 |
| 4627647 | Wall feedthrough fitting A feedthrough assembly for a conduit has, as is known, a wall formed with a throughgoing passage extending along an axis and having a radially inwardly directed wall surface. An elastomeric adapter sleeve has an outer surface complementarily radially outw... | 12/09/1986 |
| 4417383 | Method of assembling pipe joint In an oil pump inlet screen assembly adapted to be immersed in an oil sump and comprising a filter screen including a housing and a lift pipe adapted to be inserted at one end into an oil pump opening, the improvement wherein the housing and lift pipe are... | 11/29/1983 |
| 4302035 | One piece electrical connector There is disclosed an improved one piece electrical connector the type intended to interconnect conduit to a junction box which includes at least one circular knockout plug which upon removal, presents a circular knockout portion, formed by a tubular conn... | 11/24/1981 |
| 3980324 | Swivelling coupling for fluid This coupling comprises a rotary cylindrical portion which is recessed and an outlet opening whose lower edge is placed level with the lowest point of a surface which is inclined relative to the rotation axis, whereby the said surface is placed adjacent t... | 09/14/1976 |
