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| Number | Title | Issue Date |
| 7320434 | Method of controlling electronic controlled thermostat An electronically controlled thermostat control method is obtained which makes it possible to eliminate the response delay from the time that the required cooling water temperature is set to the time that the actual cooling water temperature reaches the set water te... | 01/22/2008 |
| 7141784 | Multiplexed tandem mass spectrometry One or more methods for multiplexed determination and deconvolution of complex mass spectra, using quadrupole ion trap mass spectrometry. ... | 11/28/2006 |
| 6648234 | Control knob for thermostatically regulated mixing valve A mixing valve has a housing and a stem axially displaceable to adjust the output temperature of the valve. A tubular core body fixed in the housing an axially displaceable coupling body having an inner end axially engageable with the stem and an outer en... | 11/18/2003 |
| 6046666 | Thermal actuator A known thermal actuator includes a capsule, which contains a diaphragm controlling the position of a stem. A thermal expansion substance like wax is contained in the capsule which operates as a thermostat in a thermostatically controlled valve such as a ... | 04/04/2000 |
| 5979777 | Sanitary mixer tap with a thermostatic device The invention is a sanitary mixer tap with a thermostatic device (1), especially for wall installation, with a thermostat cartridge (3) containing an overtravel unit (9). This unit (9) contains a sleeve (14), at least one pressure spring (15) and at least... | 11/09/1999 |
| 5931375 | Valve for a system having an energy-carrying medium Energy exchanger valve (8) with thermostat valve (12), a housing (9) with inlet (20) and outlet (21), a thermostat bellows displaceable spindle (30) with seal (42) which, by the expansion/contraction of the thermostat bellows and against the pressure of a... | 08/03/1999 |
| 5860591 | Valve for a system having an energy-carrying medium Energy exchanger, valve (8) with thermostat valve (12), a housing (9) with inlet (15) and outlet (16), a thermostat bellows displaceable spindle (42) with a seal (32) which, against the pressure of a spring (43) surrounding the spindle (42), closes/opens ... | 01/19/1999 |
| 5413277 | Liquid-filled thermostatic system A thermostat system includes a liquid-filled activating device (1), and an operating device (3) which is connected to the activating device by a capillary line (4) and which is adapted to control a heat valve. The activating device (1) includes an annular... | 05/09/1995 |
| 5361981 | Air conditioning unit An air conditioning unit for use with a central thermal unit supply system. The air conditioning unit includes a formed wall mounting member which is secured to a wall, and from which is supported a heat exchange unit consisting of a heat transfer fluid c... | 11/08/1994 |
| 5251811 | Temperature-setting system for thermostatic mixing valve A thermostatically regulated mixing valve having a housing extending along an axis and a stem in the housing axially displaceable to adjust the thermostatically regulated temperature of the valve has a control assembly with a nut threaded on the housing, ... | 10/12/1993 |
| 5242108 | Control knob for thermostatically regulated mixing valve A control assembly used on a thermostatically regulated mixing valve has a housing extending along an axis and a stem in the housing axially displaceable to adjust the thermostatically regulated temperature of the valve. The assembly has a nut threaded on... | 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 |
| 5205483 | Vandal-proof thermostatic mixing valve A self-regulating mixing valve has a main housing having hot- and cold-water inlets and provided with an externally threaded stem defining an axis, a valve body displaceable axially in the housing between hot and cold end positions blocking flow from the ... | 04/27/1993 |
| 5143286 | Thermostatic valve A thermostat top part is mounted to a valve housing for rotation relative thereto and is axially removably secured thereto. The thermostat top part has a retaining ring surrounding and rotatable relative to a hollow cylindrical base foot. A clamping eleme... | 09/01/1992 |
| 4760954 | Auxiliary equipment for the thermostatic valve of a radiator The invention relates to a heating system of the type in which a radiator in a room has the flow of a heated fluid thereto from a central source such as a boiler controlled by a thermostatic valve. The valve normally has a sensor associated therewith to w... | 08/02/1988 |
| 4739793 | Thermostatically operated valve A thermostatically operated valve uses a valve insert screwed into a tube-shaped stud at a valve housing. The valve insert comprises two spaced-apart valve seats which are located on opposite walls of a chamber provided within the valve insert series-conn... | 04/26/1988 |
| 4681254 | Device for thermostatic valves, particularly for the temperature reduction of thermostat - controlled radiators For use in a radiator space heating system, a thermostatic valve for controlling the flow of heating agent to the radiator is provided with a bypass and at least two auxiliary valves. One auxiliary valve is disposed in the bypass and controlled by the the... | 07/21/1987 |
| 4558819 | Automatic valve closer to prevent tampering with a thermostatic controlled radiator A tamper proof cartridge for use in nonelectric thermostatic valve sensors is disclosed. The usual cartridge includes a temperature sensor, operably connected to a push rod and an upper elongated stem by a spring. The upper stem terminates in an orifice s... | 12/17/1985 |
| 4508262 | Thermostat attachment for a valve The invention relates to a thermostatic valve assembly of the type in which the working element containing the vapor-liquid filling is housed in the temperature setting control knob. A threaded adjusting connection between the knob and an axially moveable... | 04/02/1985 |
| 4508263 | Thermostatic valve The invention relates to a thermostatic valve assembly of the type in which a working element containing a vapor-liquid filling is housed in the temperature setting control knob. The assembly includes a housing having a projecting portion. There is a thre... | 04/02/1985 |
| 4497438 | Adaptive, modulating boiler control system A non-electrical thermo-mechanical control system for a hot water heating system having a modulating burner in the boiler. The thermo-mechanical control system simultaneously controls fuel and air supply to the burner in dependence on the temperature diff... | 02/05/1985 |
| 4443120 | Remote control temperature sensor with expansible material The invention relates to a remote control temperature sensor having a capsule containing an expansible material and a capillary tube which connects the capsule to a radiator valve or the like. The temperature sensor has a housing in which the capsule in r... | 04/17/1984 |
| 4412648 | Control valve assembly for steam radiators A control valve assembly for use in a one-pipe steam heating system in which the passage of steam to each radiator in the system and the return of condensate from each radiator is controlled by individual valve assemblies at each radiator, the valve assem... | 11/01/1983 |
| 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 |
| 4290553 | Rotary knob for thermostatic valves of radiators The invention relates to a manually setable, knob-type thermostatic control assembly for radiator valves. The knob normally has a fixed or usual setting to provide a desired temperature for a room. Occasionally the setting is temporarily changed for one r... | 09/22/1981 |
| 4232817 | Adjustment control for a thermostatic valve An adjustment control for a thermostatic valve consists of a non-rotatable component to the valve on which is mounted a rotatable knob for setting the temperature control, the knob having a maximum rotation of about one revolution. A releasable auxiliary ... | 11/11/1980 |
| 4216902 | Thermostatic control valve A thermostatically controlled valve for heated fluid flowing through a conduit has a valve seat and cooperating valve mechanism to permit the flow of fluid through the seat; a housing, open at one end, is secured to the conduit at the other end over the v... | 08/12/1980 |
| 4214698 | Arrangement for control of the temperature of heat radiators in a co-tube system A heat control system for a discontinuously operated heat radiator of the co-tube type is disclosed. A thermostat located away from the radiator controls the opening and closing means of an inlet steam valve located between the steam feeder connection and... | 07/29/1980 |
| 4191327 | Automatic thermostatic control for a steam trap radiator An auxiliary heating element acts on a steam trap connected to the return outlet of a radiator. A check valve placed between the trap and the radiator prevents dissipation of the steam generated by the auxiliary heating element into the radiator. A thermo... | 03/04/1980 |
| 4176786 | Concealed thermostatic control valve A thermostatic control valve for regulating the supply of fluid through a conduit includes in combination a valve plate and seat in the conduit, the valve plate having a valve stem extending outwards of the conduit with the valve stem having a spring exte... | 12/04/1979 |
| 4171768 | Thermostat unit for central heating radiators An individual thermostat unit for the valve housing of a central heating radiator replaces the conventional radiator valve mechanism and affords a simplified mounting without the need for modifications of pipe connections. This thermostat unit comprises t... | 10/23/1979 |
| 4141497 | Sensing and setting device for a regulator arrangement comprising a plurality of thermostatically actuated valves The invention relates to a thermostatic valve regulating system having a central control unit for operating two or more remotely located valve operating units. The valve operating units are for heat transfer equipment such as radiators. The valve operatin... | 02/27/1979 |
| 4129149 | Control valve means A control valve for a central heating system, the valve having an inlet, an outlet, a branch outlet, and a bypass conduit between the inlet and the outlet, the cross sectional flow area of the bypass conduit being independent of the position of either a m... | 12/12/1978 |
| 4114682 | Apparatus for heating, cooling or air-conditioning a room The invention relates to apparatus for heating and/or cooling a room which is large enough to require at least two heat exchanger units. Controls are provided which dependingly relate the outgoing air stream temperatures of the heat exchangers to avoid th... | 09/19/1978 |
| 4089461 | Thermostatic radiator valve A thermostatic radiator valve has a spring loaded thermostat located in a rotatable member with the spring bearing against the thermostat and the rotatable member, the latter having arms surrounding the thermostat, the free end of each arm having a radial... | 05/16/1978 |
| 4039126 | Thermostatic regulating means for an air-conditioning plant The invention relates to a thermostatic regulator assembly which has the dual function of controlling both the heating and air conditioning equipment of a building. The assembly basically incorporates a first valve unit for controlling the flow of a heati... | 08/02/1977 |
| 4016804 | Thermostatic control unit for radiator valves The invention relates to a thermostatic control unit for radiator valves, this unit being of the type which has an adjustable bellows. The bellows is adjusted only during initial calibration of the thermostatic control unit or when the temperature setting... | 04/12/1977 |
