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| Number | Title | Issue Date |
| 7920779 | Heat exchanger and washing apparatus comprising the same A heat exchanger comprises a substantially pillar sheathed heater, a substantially cylindrical case, and a spiral spring. The sheathed heater is accommodated in the case. The spring is provided so as to be wound around an outer peripheral surface of the sheathed hea... | 04/05/2011 |
| 7263283 | Electronic thermostat for liquid heating apparatus An electronic thermostat (20) has a mechanical switch (22) and a solid-state switch (24). The electronic thermostat (20) is suitable for use in a liquid heating apparatus, such as a coffee maker or any other apparatus that dispenses heate... | 08/28/2007 |
| 6516971 | Apparatus and method of sensing temperature of an electric valve A liquid dispensing unit and method for sensing temperature of an electric valve. In one embodiment, the liquid dispensing unit includes a manifold which has a liquid passageway adapted to connect to a source of heated liquid. An electrically operated dis... | 02/11/2003 |
| 6401976 | Electrically operated viscous fluid dispensing apparatus and method An electrically operated fluid dispenser for dispensing a pattern of viscous fluid onto a substrate during a run mode. The dispenser is turned off and does not dispense the viscous fluid during a standby mode of operation. The dispenser includes a dispens... | 06/11/2002 |
| 6351603 | Automatic water heating system A remote control tankless water heater system that obviates the need to mix hot and cold water in a sink, faucet, shower, etc. In one embodiment, there is a key pad control system, including preset buttons which serve as a memory for storing optimal user ... | 02/26/2002 |
| 6275654 | Cleaning unit A cleaning unit is described which includes a heating unit and a recirculating pump assembly capable of supply a given fluid flow output at a given pressure at a dispenser head or wand. The recirculating flow is controlled by an unloader valve connected t... | 08/14/2001 |
| 6240250 | Compact in-line tankless double element water heater A compact "in-line" tankless double element water heater includes a top connected to a manifold having a cold water inlet and a hot water outlet for connection to the cold, and hot water lines of a faucet. The compact water heater includes a body with a p... | 05/29/2001 |
| 6206029 | Valve of vacuum apparatus A valve of a vacuum apparatus with a valve seat body having left and right communicating openings opposed to the two vacuum chambers, respectively, a valve body movable in the axial direction of the valve seat body and rotatable around the center axis the... | 03/27/2001 |
| 6175689 | In-line tankless electrical resistance water heater An improved "in-line" tankless electrical resistance water heater includes a top having a cold water inlet and a hot water outlet for connection to the cold, and hot water lines of a faucet in a sink. The water heater includes a body with a passageway thr... | 01/16/2001 |
| 5727117 | Device for saving water and energy in electric water heaters A device for saving water and energy is connected to an electric water heater either at the time of original manufacture or later adaption. The system of production of differentiated quantities of constant temperature of water. The device includes the use... | 03/10/1998 |
| 5485542 | Heated fluid control valve with electric heating element and thermocouple wiring disposed in rotatable shaft A heated fluid control valve with an electric heating element and a thermocouple disposed in a rotatable support shaft comprises a metallic flapper plate disposed in a fluid passageway and mounted on, and in thermal contact with, an elongated, rotatable m... | 01/16/1996 |
| 5271087 | Dental handpiece for heating media utilizing a PTC resistor and sintered metal components A device for heating flowing media in a handpiece, particularly air or water for use in dentistry procedures, includes a structural unit for controllably heating a flowing medium disposed in a housing in a sealed manner such that an annular flow passage i... | 12/14/1993 |
| 4359625 | Method of preheating immersion nozzle for continuous casting An immersion nozzle for continuous casting resistant to the corrosive action of the melt and the covering material in a mold is made of a refractory material comprising a mixture of electrically conductive graphite and/or silicon carbide, at least one mem... | 11/16/1982 |
| 4263498 | Expansion chamber arrangement for water heating and dispensing device A water heating and dispensing device includes a tank which forms the main hot water container, a heating device in the tank which is thermostatically controlled in order to maintain the temperature of the water at the desired level, inlet and outlet cond... | 04/21/1981 |
| 4121508 | Automatic coffee percolator An automatic coffee percolator with a fresh-water reservoir, a continuous-flow heater below the fresh-water reservoir, the heater including at its end a completely closing valve under control of a temperature sensor, and also comprising a percolator eleme... | 10/24/1978 |
| 4027786 | Apparatus for heating dispensable flowable material Apparatus for heating flowable material from a pressurized container in a housing with a heat exchanger assembly having an inlet and outlet and passage conducting the material therebetween, and an electrically heated closed tube in heat transfer relation ... | 06/07/1977 |
| 3947134 | Device for dispensing moistened hot cleansing tissues A device for dispensing moistened cleansing tissues. The device provides cleansing tissues which have been moistened with a predetermined and definite quantity of heated water. The device includes a hot water heater for heating the water to an appropriate... | 03/30/1976 |
