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| Number | Title | Issue Date |
| 7934662 | Thermostatic water mixing unit An automated water control system for a shower or bath that provides means for automated controls that give the user management of both water temperature and water flow as well as historical statistics on consumption. ... | 05/03/2011 |
| 7886982 | Automatic temperature control with simplified microprocessor interface An automatic temperature control for a washing machine or the like may adopt in a first embodiment a single triac switched between a hot-water valve and cold-water valve by mechanical switch elements to provide for a range of temperature control via a microprocessor... | 02/15/2011 |
| 7850088 | Thermostatic water mixing valve The present invention is directed to a thermostatic water mixing valve having a sub-base coupled to a base, both having a hot water inlet, a cold water inlet and a mixed water outlet. A disk assembly including a lower or stationary disk and an upper or rotatable dis... | 12/14/2010 |
| 7770807 | Water valve assembly A water valve assembly including a housing, an inlet chamber defining a water inlet for receiving a flow of water into the inlet chamber and a valve for controlling the flow of water through the inlet into the inlet chamber. A mixing chamber is connected to the inle... | 08/10/2010 |
| 7611068 | Temperature adjustment handle autorotation prevention device of automatic water mixing valve A device is provided to prevent the autorotation of the temperature adjustment handle in an automatic hot and cold water mixing valve. A member is prevented from moving in the circumferential direction of the body and is pressed in the radial direction by a spring a... | 11/03/2009 |
| 7370495 | Clothes washer temperature control apparatus and method A temperature control for a washing machine that includes a tub and hot and cold water valves is provided. The temperature control includes a first pressure sensor positioned to sense a full fill level in the tub and configured to generate a full fill signal when th... | 05/13/2008 |
| 7347899 | Decorator temperature control system A decorator temperature control system includes a recirculation loop configured to recirculate a solution and a feeder line configured to receive the solution from the recirculation loop and deliver the solution to at least one ink roller on a decorator. A feed valv... | 03/25/2008 |
| 7168628 | Control valve monitoring The present invention provides a device for monitoring the operation of a control valve (1), which is adapted to supply fluid at a predetermined temperature via an outlet (4). The device includes a sensor (10) adapted to be coupled to the outlet... | 01/30/2007 |
| 7104461 | Pipe temperature control valve A control valve for preventing freezing in a pipe. A ball valve selectively biased against a valve seat is controlled by a bimetallic snap disk. The control valve is connected to one or more water pipes. When the temperature in the pipe or in the control valve is be... | 09/12/2006 |
| 7073725 | Flow mixer A mixer tap for a shower has a body 1, with a cold water pipe connection 2, a hot water pipe connection 3 and a mixed water outlet connection 4. A flow control knob 5 and a water temperature control knob 6 are provided at th... | 07/11/2006 |
| 7069941 | Electronic faucets for long-term operation An electronic faucet (10) mounted on a countertop (12) includes a housing, at least one fluid inlet line (24a, 24b) extending into the housing, a fluid outlet (46) from the housing, a solenoid (142, 143) for op... | 07/04/2006 |
| 6976524 | Apparatus for maximum work An apparatus for maximum work comprising central equipment comprising a refrigeration machine, a water heater, an evaporative cooler and hot and cold storage tanks. Airside equipment for providing supply air to a room or zone. A hot supply/return pipe, a cold supply... | 12/20/2005 |
| 6957778 | Sanitary mixing unit A sanitary mixing unit (1), in particular for wall installation, has a cartridge (6) with an outer housing (12), a flow adjustment device, a temperature adjustment device and a thermostatic device, in which the flow adjustment device has a fixed... | 10/25/2005 |
| 6845917 | Water outlet structure of ceramic control valve for single-handled faucet A water outlet structure of a ceramic control valve for a single-handled faucet is made up of a valve body having a housing chamber for a regulating seat with a control stick joined thereto to be adapted therein, and an upper switching control valve having a regulat... | 01/25/2005 |
| 6708895 | Flow rate regulator to reduce variation in temperature of water drawn from a mixing device A new use of a flow rate regulating device (5, 6) is disclosed whose feature consists of the fact that, when inserted in a water pipeline, it permits the passage of a flow of water having a substantially constant flow rate and predetermined in keeping with th... | 03/23/2004 |
| 6557770 | Thermostatic cartridge for mixer taps To obtain an exact regulation of temperature, a strong flow, and a moderate cost, the cartridge comprises a first disc having two transverse hot fluid passages and two transverse cold fluid passages as well as a groove, the base of which forms a seat for ... | 05/06/2003 |
| 6549816 | Network software for a plumbing control system A plumbing control system includes a plurality of plumbing fixtures operated by an electronic control board having a microprocessor. The control board can form a node on a network that monitors and controls the functions of multiple boards throughout a fa... | 04/15/2003 |
| 6460735 | Beverage dispenser having selectable temperature The present invention dispenses hot coffee or other beverage by the cup at a selected temperature, which can be varied from cup-to-cup. The beverage is brewed in a conventional way, and in one embodiment is stored in a conventional holding tank at elevate... | 10/08/2002 |
| 6405932 | Hot water temperature control valve system A retrofit automatic temperature controlling apparatus and kit is attached to a prior art steam-cold water mixing valve assembly to produce mixed cold water and steam as hot water at a controlled temperature. An adjustment screw is added to the prior art ... | 06/18/2002 |
| 5242664 | Process and apparatus for the preparation of a gas flow To prepare a flow of gas at a high temperature of operation, a flow of gas which has previously been heated to a temperature much lower than the operating temperature is divided into two elementary flows, which are thereafter individually heated at higher... | 09/07/1993 |
| 5230465 | Control knob for a thermostatically regulated valve A thermostatically regulated mixing valve having a housing and a stem extending along an axis in the housing and axially displaceable to adjust the thermostatically regulated temperature of the valve has a control knob that has a nut threaded on the housi... | 07/27/1993 |
| 5205482 | Sanitary mixing unit A sanitary mixing unit, especially in the form of a single thermostat, has a cold and hot water inlet and a mixed water outlet. Valves for shutting off and controlling the water flow are arranged before the thermostat control and thus before the mixing ch... | 04/27/1993 |
| 5039007 | Water and air heating system A heating system in which water is heated by means of a gas heater or the like in which the heated water can be used for washing and the like or for making hot drinks such as coffee and the like, and in which the heated water can also be used to heat air ... | 08/13/1991 |
| 4700885 | Mixing valve for plumbing The improvement of a mixing valve for plumbing in which three ceramic valve discs with appropriate control ducts are positioned parallel to one another in reciprocally watertight manner, in a housing with one hot water and one cold water inlet and one out... | 10/20/1987 |
| 4688273 | Sanitary system for supply of hot and cold water, and thermostatically controlled valve for such system A sanitary system for thermostatically controlled supply of hot and cold water to a number of tapping locations includes a hot water storage container, piping to the tapping locations, thermostatically controlled mixing valves and tapping faucets or valve... | 08/25/1987 |
| 4407444 | Thermostatically controlled mixer battery A thermostatically controlled mixer battery. The appropriate mixer battery having plate control means 2 comprising at least one rotatable control plate 24 for controlling the quantity of water delivered and manually actuable from externally by a user, the... | 10/04/1983 |
| 4407353 | Waste heat recovery device for preventing corrosion by sulfur oxides In a boiler or an industrial furnace, a temperature detecting sensor is mounted at the heat absorbing side of a heat pipe of a waste heat recovery device which is disposed in part of the path of exhaust gas. With an output signal of the temperature detect... | 10/04/1983 |
| 4349149 | Mixing valve A mixing valve is provided with modular self contained units for controlling the volume, controlling mixtures ratio, and providing pressure balancing. Each unit may be separately replaced.... | 09/14/1982 |
| 4345583 | Water heater using solar and non-solar energy An apparatus for the preparation of hot water using solar energy and non-solar auxiliary energy. Solar heated water in a reservoir is provided for utilization if it is at least at a desired temperature. If the solar heated water is not sufficiently hot, a... | 08/24/1982 |
| 4344826 | Distillation system and process The waste water output of an RO unit in a distillation system is conveyed to a still's condenser cooling coil to minimize water requirements of the system. A portion of the heated water fron the condenser, in one embodiment, is circulated to the RO unit i... | 08/17/1982 |
| 4330081 | Water temperature control system for a clothes washing machine A microprocessor controlled water temperature control system for a clothes washer. The temperature of incoming mixed hot and cold water is periodically sensed, a cumulative average temperature of the mixed water is compared to a desired temperature value ... | 05/18/1982 |
| 4322031 | Control for sanitary mixing valve A control for a sanitary mixing valve, includes an electric motor drive for the mixing water-control member in the mixing valve and a temperature sensor for measuring the discharge temperature of the mixed water. The analog values obtained by the temperat... | 03/30/1982 |
| 4314837 | Reactant delivery system method A method for delivering vaporous source materials to an oxidizing reaction flame or the like. Each constituent is maintained in liquified form in an enclosed container that is provided with a heater for raising the temperature of the liquid to a value suf... | 02/09/1982 |
| 4311271 | Controller for maintaining a constant temperature of discharged liquid A device capable of controlling and maintaining the temperature of water discharged from a kitchen faucet or shower at a preselected temperature level. An air-filled enclosure disposed within a mixing chamber regulates the precise amount of hot and cold w... | 01/19/1982 |
| 4304358 | Thermostatic mixing valve A thermostatic mixing valve is provided comprising a thermostat body arranged in an elongated housing and actuating an axially displaceable control member, which regulates the inlet areas for the warm and cold water. The control member cooperates with a s... | 12/08/1981 |
| 4294402 | Control devices for heaters Control devices for heating installations are disclosed, which heating installations are provided with thermostat controls. The control devices sense the temperature of the heating medium, e.g., water, to be passed to the heating installation and to be re... | 10/13/1981 |
| 4249695 | Thermally actuated modulating valve, and assemblies and systems utilizing the same for providing temperature controlled heated water A thermally actuated modulating valve preferably for fail safe energy conservation systems includes a valve body having, a main inlet for cold source water, an outlet for heated water, and a fluid transfer chamber connected for delivering heated water to ... | 02/10/1981 |
| 4241868 | Fluid temperature mixing indicator This invention relates to a system to provide a controlled temperature mixing of two or more fluids by an immediate visual indication of necessity for particular adjustment, and achievement of a predetermined fluid blend temperature range. The device incl... | 12/30/1980 |
| 4215816 | Thermally controlled valve with safety inspection feature Thermal actuating or like apparatus in which a sight conduit is comprised in a valve housing enabling the changing position of a thermal actuator within the housing to be observed from outside the housing. A fiber optic device acts as the sight conduit an... | 08/05/1980 |
| 4116377 | Mixer unit with thermostat-controlled valves A mixer unit with thermostat controlled valves for mixing hot and cold liquid includes a housing with valves for supplying the hot and cold liquid to the housing. The housing includes a mixing chamber which terminates in a discharge spout. A yoke is rocka... | 09/26/1978 |
