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 |
| 7334708 | Integral blocks, chemical delivery systems and methods for delivering an ultrapure chemical Integral blocks, chemical delivery systems and methods for delivering an ultrapure chemical to a point of use or to another integral block are provided. More particularly, the integral blocks include a recharge container block, a pressurization gas block, a purge ga... | 02/26/2008 |
| 7309509 | Dispensable chocolate mush meltaway and method of making The present invention is a chocolate mush meltaway that is dispensed from a temperature or torque controlled shake freezer machine and that conforms in shape to a receptacle into which it is dispensed. The mush meltaway is made from a selected mixture of chocolate, ... | 12/18/2007 |
| 7289877 | Fuel dispensing system for cash customers The present invention is to provide a fuel dispensing system for enhancing cash transactions wherein the system includes a fuel dispenser associated with a control system and a receiver adapted to receive signals including identification indicia from a remote commun... | 10/30/2007 |
| 7240812 | High-speed bulk filling tank truck A high-speed bulk filling tank truck is provided, which permits reduction of the filling time. The high-speed bulk filling tank truck delivers a liquefied gas in a truck tank to a bulk storage tank, and recovers a gas-phase gas in the bulk storage tank into the truc... | 07/10/2007 |
| 7228870 | Fuel saving valve assembly There is provided a one-way gasoline valve that is functional with conventional gasoline dispensing pumps in the United States today. An outer tubing body is open at both ends. One end is threaded to allow it to be placed into the end of a threaded gasoline dispensi... | 06/12/2007 |
| 7216813 | Pressure gauge A retrofittable pressure gauge for a spray gun includes a pressure sensor, located in a pressure chamber, a power source and a display unit, all enclosed within a case, a passageway providing fluid communication between the pressure chamber and a pressurised interio... | 05/15/2007 |
| 7159533 | System and method for monitoring the delivery of gas to a person's airway A gas delivery system and method are disclosed in which a flow indicator is interposed between the distal end of a conduit connected to a gas source and a device for introducing the gas in the airway of an individual so that the individual, or some other person in v... | 01/09/2007 |
| 7147884 | Method for making a novelty frozen food product A novel frozen product and method for making the same are disclosed, wherein a beaded frozen product is intermixed with conventional ice cream. In this regard, the beaded ice cream (or other frozen produce) may be intermixed with soft-serve ice cream on an individua... | 12/12/2006 |
| 7111636 | Leak container for fuel dispenser A leak collection chamber is provided inside the housing of a fuel dispenser. The leak collection chamber collects any leaked fuel from fuel handling components inside the fuel dispenser so that the fuel does not leak to the environment. The leak collection chamber ... | 09/26/2006 |
| 7104278 | Leak container for fuel dispenser A leak collection chamber is provided inside the housing of a fuel dispenser. The leak collection chamber collects any leaked fuel from fuel handling components inside the fuel dispenser so that the fuel does not leak to the environment. The leak collection chamber ... | 09/12/2006 |
| 7069730 | Liquid and compressed natural gas dispensing system A system dispenses both liquid natural gas (LNG) and compressed natural gas (CNG). A bulk tank contains a supply of LNG which is pumped to a smaller storage tank. After the storage tank is refilled, LNG from the bulk tank is pumped to a vaporizer so that CNG is prod... | 07/04/2006 |
| 7028561 | Fuel dispenser fuel meter error detection device, system and method A flow switch used in conjunction with a fuel meter in a fuel dispenser to determine when fuel is flowing. A flow switch can only be activated if fuel is flowing through the flow path of the flow switch. If fuel is flowing as indicated by the fuel flow switch, but t... | 04/18/2006 |
| 7027890 | Fuel dispensing system for cash customers The present invention is a fuel dispensing system for enhancing cash transactions, which includes a fuel dispenser associated with a control system and a receiver adapted to receive signals, including identification indicia from a remote communications unit associat... | 04/11/2006 |
| 7020541 | Fuel dispensing system for cash customers The present invention is a fuel dispensing system for enhancing cash transactions, which includes a fuel dispenser associated with a control system and a receiver adapted to receive signals, including identification indicia from a remote communications unit associat... | 03/28/2006 |
| 7000644 | Flexible hose A flexible hose for use as a refrigerant passageway in a vehicular refrigerating cycle has an inner hose and an outer hose. The outer hose covers the inner hose with a space formed in a given distance. The outer hose and the inner hose are formed of resin having fle... | 02/21/2006 |
| 6992590 | Systems and methods for sensing a fluid supply status A system that includes a container containing a fluid, a fluid line coupled with the container, and a pump configured to pump the fluid out of the container through the fluid line. The system further includes a sensor that includes a wireless transmitter. The sensor... | 01/31/2006 |
| 6966688 | Apparatus for mixing and dispensing powder An apparatus and method for mixing and dispensing a powder material in an aqueous solution wherein the powder material is premixed into solution by a spreader. The premix solution is subsequently dispensed in a diluted aqueous stream by a venturi proportioner. In a ... | 11/22/2005 |
| 6938455 | Grease supply confirming device and method A grease supply confirming device confirming the supply of a grease into a bearing, according to the present invention includes a detecting member an elastic supporting member and a movable body. The movable body such as a metal spherical body is movably provided in... | 09/06/2005 |
| 6935191 | Fuel dispenser fuel flow meter device, system and method A flow switch used on conjunction with a fuel flow meter in a fuel dispenser to determine when fuel flow rate signals form a fuel flow meter should be ignored in the calculation of flow rate and/or volume of fuel dispensed. An inferential fuel flow meter may be used... | 08/30/2005 |
| 6763974 | Dual piston/poppet flow switch A dual piston/poppet valve in a fuel dispenser works with a two-stage valve to help eliminate errors from an inferential flow meter. When the two-stage valve opens partially, a secondary fuel path is opened in the dual piston/poppet valve. A sensor detects the openi... | 07/20/2004 |
| 6481469 | Indicator for use on fluid dispensing tank Disclosed is an indicator for use on top of a fluid distributing tank having a flexible diaphragm therein. The indicator warns the user when the tank is almost out of fluid in order to avoid the problem in the prior art systems of running out of fluid dur... | 11/19/2002 |
| 6427871 | Programmable liquid dispensing device with user readable indicators A dispensing device with user readable indicators for tracking information associated with a succession of pouring events. Each pouring event dispensing a pre-determined volume of liquid from a liquid holding container, upon which the dispensing device is... | 08/06/2002 |
| 6145701 | Machine for dispensing a soft-serve product such as ice-cream, frozen yoghurt, or the like A machine for dispensing a soft-serve product comprises a freezer barrel (12), a mix hopper (14) for containing soft-serve mix (16) and being in flow communication with the freezer barrel so that soft-serve mix can flow from the mix hopper into the freeze... | 11/14/2000 |
| 6085586 | Flow meter system with remote displays for each discharge A system for monitoring the volume rate of flow and total volume of liquid being drawn from a supply by way of a plurality of discharge conduits includes a flow meter transducer for associated individually with each of the discharge conduits with the tran... | 07/11/2000 |
| 5954102 | Suspended type fueling system A suspended type fueling system of the present invention is composed of an oil reservoir, fueling tube, fueling hose with a nozzle, pump on the fueling tube, pump motor for diving the pump, flow-meter, control unit, fueling operation unit on the fueling n... | 09/21/1999 |
| 5871651 | Electronic filter status sensor A fuel dispenser having a filter status sensor includes a fuel delivery path for delivering fuel from a station storage tank to a vehicle; a fuel filter in the delivery path for filtering fuel flowing in the delivery path; a flow monitor in the delivery p... | 02/16/1999 |
| 5851108 | Electronic control sensor systems A motion sensor for connecting to the housing of a gasoline dispenser which is used to dispense gasoline to vehicles. The motion sensor includes components to detect motion, such as that caused by a vehicle striking the dispenser housing, and provides a s... | 12/22/1998 |
| 5816448 | Dosing device and system for accurate dosing of fluids An arrangement for dosing fluids, such as beverages, comprising a flow meter arranged in the fluid dosing duct, an on-off valve arranged in the dosing duct downstream of the flow meter for releasing or cutting the flow of fluid, and an evaluation circuit ... | 10/06/1998 |
| 5711456 | Above ground fuel transfer module An above ground fuel transfer module includes a bottom surrounded by vertical side walls forming a fuel containment vessel. One corner of the support frame has the vertical side walls recessed to form a recessed compartment for a fuel dispensing pump and ... | 01/27/1998 |
| 5632411 | Meter and a method for measuring quantity of a flowing liquid A meter for measuring the quantity of milk by weight flowing in a pipeline comprises a main housing having a main milk inlet pipe and a main milk outlet pipe. A buffer chamber in the main housing receives and holds the milk prior to weighing. A weighing c... | 05/27/1997 |
| 5363988 | Fuel dispenser controlled in dependence on an electrical signal from a gas detector of the dispenser This invention relates to an improved fuel dispenser comprising a gas detector responsive to the presence of gas within the fuel. The gas detector provides an electrical signal indicative of the presence or absence of gas to a computer which controls a va... | 11/15/1994 |
| 5360139 | Liquified natural gas fueling facility An automated fueling facility allows untrained persons to safely dispense homogenous phase liquid methane from a cryogenic storage tank into a motor vehicle. The fueling facility automatically maintains pressure on the liquid methane within a predetermine... | 11/01/1994 |
| 5323721 | Planter monitor system A planter monitor system monitors, measures and displays a plurality of planter performance parameters. The system includes a display console, a plurality of row unit modules and a plurality of seed sensors. The system can be used with a wide variety of p... | 06/28/1994 |
| 5267670 | Fuel dispensing system having a flexible hose with a static dissipator and a fuel leak detector and method of making the same A fuel dispensing system and method of making the same are provided, the system comprising a storage tank for the fuel and being disposed in the ground, a dispensing pump disposed above the ground, a first flexible hose construction having an inner surfac... | 12/07/1993 |
| 5249707 | Dispensing nozzle having a fuel flow indicator A fuel flow indicator for use in a nozzle of a fuel dispensing system. A small percentage of the fuel flowing through the nozzle is diverted to a chamber and used to power rotation of a light deflecting member which is viewable to the user through a glass... | 10/05/1993 |
| 5102012 | Fuel dispensing system having a flexible hose with a static dissipater and a fuel leak detector A fuel dispensing system and method of making the same are provided, the system comprising a storage tank for the fuel and being disposed in the ground, a dispensing pump disposed above the ground, a first flexible hose construction having an inner surfac... | 04/07/1992 |
| 5100024 | Gasoline collector pit box and submersible unit box An apparatus and a method for collecting in seal containers the gasoline that leaks or spills from service station dispensers or submersible pumps help to reduce the pollution associated with such equipment. The apparatus and the method also provide for r... | 03/31/1992 |
| 5088623 | Dispenser with indicator A dispenser comprising, a container having a chamber for retaining a flowable material, and a nozzle defining an outlet orifice. The dispenser has a device for pumping the material through the orifice. The dispenser has a first flowable material of a firs... | 02/18/1992 |
| 5012840 | Fluid flow indicator system A fractional flow indicator system by which flow in a fluid dispensing conduit is visually indicated using an improved fractional flow diverting element which utilizes a venturi effect rather than a check valve to create a fractional flow pressure differe... | 05/07/1991 |
| 4971225 | Gasoline collector pit box and submersible unit box An apparatus and a method for collecting in seal containers the gasoline that leaks or spills from service station dispensers or submersible pumps help to reduce the pollution associated with such equipment. The apparatus and the method also provide for r... | 11/20/1990 |
