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Class Information
Number: 236/34.5
Name: Automatic temperature and humidity regulation > Cooling radiator > Bypass
Description: Subject matter in which a by pass is interposed in the cooling circuit to by pass the radiator, usually including a thermostatically operated valve responsive to the temperature of the coolant or engine and positioned in the circuit to direct the flow of the coolant either to the radiator or the by pass.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5123591 |
Radiator hose with internally mounted thermostat |
Jun. 23, 1992 |
| 5119061 |
Thermo-actuator |
Jun. 2, 1992 |
| 5095940 |
Thermostatic valve |
Mar. 17, 1992 |
| 5083705 |
Wax-pellet thermostat |
Jan. 28, 1992 |
| 5033865 |
Thermo-actuator |
Jul. 23, 1991 |
| 5022664 |
Metal gasket for joint structure |
Jun. 11, 1991 |
| 5018664 |
Thermostat having soft mounting structure |
May. 28, 1991 |
| 4993628 |
Radiator hose with internally mounted thermostat |
Feb. 19, 1991 |
| 4986470 |
Flow controller |
Jan. 22, 1991 |
| 4982704 |
Vehicle cooling system subassembly and parts therefor |
Jan. 8, 1991 |
| 4981260 |
Failsafe thermostat for water-cooled engines |
Jan. 1, 1991 |
| 4979671 |
Auto thermostat |
Dec. 25, 1990 |
| 4978060 |
Engine coolant thermostat with pressure relief feature |
Dec. 18, 1990 |
| 4976462 |
Water cooling means for engine |
Dec. 11, 1990 |
| 4961530 |
Engine cooling system, structure therefor and methods of making the same |
Oct. 9, 1990 |
| 4948043 |
Wax-pellet thermostat |
Aug. 14, 1990 |
| 4913101 |
Vehicle cooling system subassembly, parts therefor and methods of making the same |
Apr. 3, 1990 |
| 4895301 |
Engine coolant system and method of making the same |
Jan. 23, 1990 |
| 4890790 |
Engine cooling system, structure therefor and methods of making the same |
Jan. 2, 1990 |
| 4883225 |
Fail-safe thermostat for vehicular cooling systems |
Nov. 28, 1989 |
| 4856711 |
Double seal thermostat |
Aug. 15, 1989 |
| 4848652 |
Vehicle engine coolant system and method of making the same |
Jul. 18, 1989 |
| 4828167 |
Wax-pellet thermostat |
May. 9, 1989 |
| 4776513 |
Double seal thermostat |
Oct. 11, 1988 |
| 4763834 |
Valve seat structure for automotive thermostatic fluid control valve device |
Aug. 16, 1988 |
| 4759316 |
Cooling system for internal combustion engines |
Jul. 26, 1988 |
| 4751898 |
Coolant loss valve for engine protective system |
Jun. 21, 1988 |
| 4748941 |
Cooling system for an engine |
Jun. 7, 1988 |
| 4744335 |
Servo type cooling system control |
May. 17, 1988 |
| 4744336 |
Servo type cooling system valve |
May. 17, 1988 |
| 4691861 |
Valve construction and method of making the same |
Sep. 8, 1987 |
| 4679530 |
Cooling system for an automobile engine |
Jul. 14, 1987 |
| 4674679 |
Thermostatic valve for controlling the coolant temperature of an internal-combustion engine |
Jun. 23, 1987 |
| 4666081 |
Programmable thermostat and system therefor |
May. 19, 1987 |
| 4653688 |
Thermostat with bypass valve |
Mar. 31, 1987 |
| 4644909 |
System for cooling internal combustion engines |
Feb. 24, 1987 |
| 4643134 |
Engine cooling system air venting arrangement with buoyant air purge valve |
Feb. 17, 1987 |
| 4630770 |
Valve construction and method of making the same |
Dec. 23, 1986 |
| 4627567 |
Pivotal slide valve |
Dec. 9, 1986 |
| 4606302 |
Thermostat insert for the cooling circulation of liquid-cooled internal combustion engines |
Aug. 19, 1986 |
| 4592504 |
Hot-water storage type hot-water supply apparatus operating under a natural circulation principle |
Jun. 3, 1986 |
| 4583499 |
In-line thermostat apparatus for automotive vehicles |
Apr. 22, 1986 |
| 4580719 |
Thermostatic control device |
Apr. 8, 1986 |
| 4562953 |
Valve seat structure for automotive thermostatic fluid control valve device |
Jan. 7, 1986 |
| 4560104 |
Coolant temperature control system of internal combustion engine |
Dec. 24, 1985 |
| 4550693 |
Temperature control arrangement for combustion engine |
Nov. 5, 1985 |
| 4548354 |
Vehicle-type thermostat construction and method of making the same |
Oct. 22, 1985 |
| 4537346 |
Fail-safe oil flow control apparatus |
Aug. 27, 1985 |
| 4537158 |
Apparatus for cooling an internal combustion engine |
Aug. 27, 1985 |
| 4524907 |
Automotive thermostatic fluid control valve device |
Jun. 25, 1985 |
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