Matches 51 - 100 out of 274 < 1 2 3 4 5 6 >
Match Document Document Title
6283381 Diagnostic apparatus of coolant temperature sensor, diagnostic apparatus of cooling apparatus and method  
In a disclosed diagnostic apparatus and a diagnostic method of a coolant temperature sensor, a time point when a predetermined time is elapsed after an engine started or when a predetermined heat...
6244516 Thermostat valve  
Thermostat valves are disclosed for guiding the flow of coolant in an internal combustion engine, which includes three channels with a central valve chamber, the first channel including a first...
6189798 Thermostat device  
An object of the present invention is to provide a thermostat device which ensures a smooth slide without damaging the slide function by immersion of a cooling liquid, increase flexibility of a...
6161767 Method of sensing failure of thermostat in vehicle  
A method of sensing failure of a thermostat in a vehicle comprises the steps of sensing signals from various kinds of sensors after starting of the engine, and determining whether the signals are...
6112706 Cooling system for motor vehicles  
This invention relates to a cooling system for motor vehicles comprising a water pump configured as a radial-flow pump and a thermostat for control of the cooling system, which is installed in a...
6109346 Waste heat auxiliary tank system method and apparatus  
A waste heat auxiliary tank system is provided for transferring heat from the coolant of an internal combustion engine to process water contained in an auxiliary water storage tank. The waste heat...
6050495 Bottom bypass structure of thermostat device  
An object of the present invention is to provide a bottom bypass structure of a thermostat device enabling it possible to stably operate a valve element, to prevent overshooting and hunting and to...
6047895 Multiple-way valve  
A compact, quiet, electrically actuatable multiple-way valve, in particular for coolant circulation in an internal combustion engine, includes an inlet duct and at least two outlet ducts branching...
6045051 Integrated thermostat  
A cover/case similar to an already known model or plastic form is used, of the type defined by an inlet conduit (1) with access to the compartment (2) for positioning the thermostatic valve, and...
5992755 Thermostat for an automotive engine cooling system  
A thermostat has a housing having a flange, an actuating rod secured to the housing at a first end thereof, a guide member slidably mounted on the actuating rod, a resilient seal spool provided...
5979373 Cooling control system for an internal combustion engine  
A cooling control system by which an internal combustion engine is prevented from overheating, and a fail-safe function exerts its effect. A butterfly valve 34b for regulating the flow of cooling...
5979778 Thermostatic valve arrangement  
A thermostatic valve arrangement includes a stop element disposed at a fixed location on a shaft that extends from and is fixedly connected to a thermostatic element housing. The stop element is...
5974827 Refrigerant thermostatic valve  
The present invention provides a valve for use in a lubrication oil circulation system associated with the compressor of a refrigeration system, which valve has internal operating components which...
5960860 Water temperature control device in cooling system of water cooling type engine  
This invention relates to a water temperature control device for a cooling system having a reduced number of parts. The water temperature control device circulates cooling water to a water pump...
5961037 Engine coolant thermostat with overtemperature protection  
An engine coolant thermostat of the type having a thermally expansible wax power element acting against a diaphragm and piston to move a poppet. The poppet has a retainer attached thereto which has...
5934553 Thermostatic valve  
A thermostatic valve for controlling fluid flow from a high-temperature source to a low-temperature source. The thermostatic valve includes a first end which, during use of the valve, is exposed to...
5899378 Plastic housing  
A plastic housing is proposed comprising a upper part, a bottom part and a control element to be disposed between the two parts, in particular a wax thermostat (10) for controlling the temperature...
5813598 Thermostat device for protecting an engine of a vehicle from overheating  
A thermostat device includes a housing having an inlet port and an outlet port. A valve seat is disposed in the housing and has an aperture therein. A first valve opens and closes the aperture...
5803356 Thermostat bypass system  
A thermostat bypass is formed using the periphery of a flange on the thermostat bearing against an annular inner surface of a housing to form a seal inhibiting fluid flow around the periphery of...
5791557 Thermostatic valve  
A thermostatic valve includes a valve housing and a preassembled construction unit insertable into the valve housing to form a complete assembly. The valve housing is stepped with a widest section...
5775270 Thermostatic valve for the coolant circulation system of an internal-combustion engine  
For a thermostatic valve in the coolant circulation system of an internal-combustion engine having an expansion material element penetrating the main valve for the cold-side stationary support and...
5755283 Combined thermostat and selector valve arrangement for gas driven heat pump systems  
A combination thermostat and selector valve for a prime mover for a gas driven heat pump system is positioned upstream of the prime mover in a heat pump system, so that the coolant for the prime...
5749515 Valve venting apparatus  
A thermostat includes a valve movable from a closed position to an open position to permit fluid flow through a conduit in an engine. The valve is formed to include a vent opening defined by a...
5711258 Cooling system for an internal-combustion engine  
A cooling system for an internal-combustion engine which is cooled by means of a liquid coolant and is arranged in a circulating system having a coolant radiator, to which circulating system at...
5690276 Two stage thermostatic valve device  
A thermostat having a main valve and a secondary valve is disclosed both of which are biased closed by a single coiled compression spring and opened by a single piston. The entrance to the channel...
5676308 Thermostatic valve  
A thermostatic valve has a multi-part valve housing which forms a mixing or distributing chamber which is provided with engine connections for an engine inlet, an engine outlet and a radiator...
5669363 Turbocharger intercooler control means  
Valve means to control the flow of charge air through a turbocharger intercooler by-pass, comprising a valve housing defining a passage having an inlet and an outlet and adapted to form at least...
5607104 Automotive thermostat valve support assembly  
A thermostat valve support assembly for a a vehicle is disclosed. The assembly includes a cylindrical ring body which supports the thermostat valve component, and three flat arms extending from the...
5549244 Thermally controlled valve for internal combustion engines  
The present disclosure concerns a thermally controlled valve, such as may be installed in the cooling water system of internal combustion engines. The thermally controlled valve eliminates thermal...
5529026 Regulating Valve  
A regulating valve, comprising a housing having a cylindrical valve chamber, is disclosed. The valve chamber is provided with at least one inflow and at least two outflow ports. The inflow and the...
5503329 Automotive thermostat  
A thermostat for controlling the flow of coolant in an automotive cooling system comprises a centrally apertured disc forming a valve seat; a saddle member supported on the disc and straddling the...
5494211 Thermostat bypass  
A water cooled engine includes a thermostat interposed in a water flow passage way. The thermostat operates a valve which opens and closes to regulate the temperature of water. A bypass structure...
5467745 System for determining the appropriate state of a flow control valve and controlling its state  
A temperature control system in a liquid cooled internal combustion engine equipped with a radiator controls the state of a flow control valve for controlling flow of a temperature control fluid...
5452852 Valves and an improved method of replacing valves in pressurized systems  
A fluid valve comprising a frame having a valve seat defining a flow passage and an actuator secured to the frame. A valve is secured to the actuator and movable into and out of engagement with the...
5445318 Thermostatic safety valve for a hydraulic cooling circuit  
A thermostatic safety valve includes a cage (1) inserted in an engine cooling circuit and defining an upstream chamber (16) having a flow opening (5) and a downstream chamber (17) having a flow...
5427062 Liquid cooling system for internal combustion engine with electronically controlled fail-safe temperature regulation valve  
A cooling circuit comprises a regulating valve, the moving shutoff means of which is actuated by an electric motor the feed current of which is subjected to the action of an electronic control...
5410991 Coolant fill housing with integral thermostat  
An apparatus is provided for filling an engine cooling system with coolant fluid and for controlling fluid flow through the cooling system using three dimensional weirs in response to changes of an...
5395041 Engine coolant fill-valve with bypass  
An internal combustion engine fitting containing a thermostatically controlled valve regulating the flow therethrough is formed by two parts interconnectable by relative rotation through a bayonet...
5385296 Electrically heatable thermostatic valve for a coolant circulating system of an internal-combustion engine  
An electrically heatable thermostatic valve for a coolant circulating system of an internal-combustion engine in which the housing of a thermostatic working element is arranged in a stationary...
5381953 Fail-open locking element and thermostat incorporating same  
There is provided a locking element and a thermostat incorporating same for use in a liquid-cooling system. The locking element has a body portion and an end portion for attaching the locking...
5381952 Fail-safe thermostat  
A fail-safe thermostat includes a stationary valve member configured to be positioned between conduit components of the engine cooling system, a movable valve member for engaging the valve seat to...
5361980 Fail-safe thermostat valve  
A fail-safe thermostat valve for controlling the flow of coolant to an engine has, in addition to a thermostat element that expands and contracts to open and close the valve, a fusible element that...
5329888 Thermostat housing assembly for a marine engine  
A thermostat housing assembly for a marine engine having a first inlet to receive sea water and an outlet that is connected to a circulating pump that circulated cooling water to the engine. A...
5317994 Engine cooling system and thermostat therefor  
A reverse flow cooling system for an internal combustion engine wherein coolant flows first into the cylinder head cooling chamber and then downwardly into the cooling chambers surrounding the...
5305826 Motor vehicle radiator having a fluid flow control device  
A cooling radiator for the engine of a motor vehicle includes two movable masking members associated with the same fluid manifold of the radiator and actuated by a common actuator in response to...
5292064 Cover for a housed thermostat  
A cover for a housed thermostat having a thermostat valve which is held on the cover, forms a main valve and a short-circuit valve and contains a thermostatic working element whose housing is...
5289803 Cooling system for a water cooled internal combustion engine  
A cooling system for a water cooled internal combustion engine for a vehicle includes an engine body having a water jacket therein. The system comprises a radiator and a pump chamber. The pump...
5238185 Thermostatic valve device having a pilot valve  
A thermostatic valve device for a coolant circulating system of an internal-combustion engine having a thermostatic working element which has a housing containing an expansion material and a...
5228618 Thermal and flow regulator with integrated flow optimizer  
A valve assembly is disclosed which includes a first valve disc positionable against a valve seat in response to sensed temperature. The first valve disc includes a central aperture which is...
5207744 Thermostat apparatus  
A thermostat including a central and primary bi-metallic member further includes a mounting flange, with the mounting flange including a plurality of apertures directed therethrough to permit...
Matches 51 - 100 out of 274 < 1 2 3 4 5 6 >