Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7163157 | Automatic compensating valve for individual shower and tub/shower combination fixtures An automatic compensating valve, e.g., for individual shower and tub/shower combination fixtures, has a valve body defining cold and hot water inlet flow passageways, a mixing chamber, a mixed temperate water outlet flow passageway, and an axial bore. The valve incl... | 01/16/2007 |
| 7018209 | Apparatus and methods for a shape memory spring actuator and display Various apparatus and methods for an actuator and display using one or more shape memory springs. A shape memory spring is heated and urges a pin to a first or extended position. The pin may be supported in the first position by a supporting mechanism. The shape mem... | 03/28/2006 |
| 5579992 | Combination faucet device In a combination faucet device (10) according to the invention, a movable valve member (160) slidingly moves relative to a main casing (30) to change a mixing ratio of high-temperature water supplied from a hot water port (116) to low-temperature water su... | 12/03/1996 |
| 5347956 | Water heater with integral mixing valve A water heater comprising a tank adapted to hold water, a water outlet communicating with the tank, a water inlet communicating with the tank and communicable with the outlet independently of the tank, and a temperature responsive valve in the tank for pe... | 09/20/1994 |
| 5341987 | Temperature control flow valve A temperature control flow valve has a body defining conduits for connection to sources of cold and hot water, a chamber for mixing the water, and a thermostat element for maintaining the temperature of the mixed water at or below a predetermined maximum ... | 08/30/1994 |
| 5161737 | Temperature control flow valve A temperature control flow valve has a body defining conduits for connection to sources of cold and hot water, a chamber for mixing the water, and a thermostat element for maintaining the temperature of the mixed water at or below a predetermined maximum ... | 11/10/1992 |
| 4896658 | Hot water supply system A hot water supply system includes an arrangement for adjusting a temperature of water. A plurality of outlets are connected to water supplied objects. A change-over valve selects one of the outlets and supplies the water to the selected outlet. An outlet... | 01/30/1990 |
| 4653687 | Mixing valve To provide a thermal cooling system in applications having a pumped fluid cooling loop with stringent reliability requirements, a mixing valve has a housing defining a valve chamber provided with a pair of inlet openings and an outlet opening. A valve sup... | 03/31/1987 |
| 4607788 | Mixing valve Disclosed is a valve for mixing hot and cold water consisting of a hollow body closed at one end and including an internal sleeve located by two annular flanges that define chambers between the sleeve and the body communicating, respectively, with hot and... | 08/26/1986 |
| 4570848 | Automatic bath water temperature control The device is a water temperature controller that has hot and cold water input and an output water temperature that is automatically kept at the temperature at which its hand settable control is set. It has a temperature sensitive element that drives a bellows... | 02/18/1986 |
| 4566530 | Pressure operated shuttle valve A valve assembly in which a longitudinally shiftable shuttle or spool valve is positioned by varying the fluid pressure in a pressure chamber at one end thereof. Solenoid valves open and close in a pulsed response to a changing fluid condition, the flow o... | 01/28/1986 |
| 4541562 | Mixing valve The mixing valve includes a plurality of flow regulating assemblies (A) each of which independently regulates the flow of one of a plurality of fluids. Each flow regulating assembly includes a pressure displaceable structure (22) which is physically displ... | 09/17/1985 |
| 4487362 | Fixture for thermostatically mixing hot and cold water A fixture for thermostatically mixing hot and cold water from hot- and cold-water pipes. The diameters of the annular axes of seals provided on both ends of a control valve are equal to the inside diameter of the valve guide for the control valve. The spa... | 12/11/1984 |
| 4166575 | Hot and cold water supply for mixing valves A system for supplying hot and cold water to a mixing valve includes hot and cold water conduits which extend in the same general direction and which are situated adjacent each other for respectively supplying hot and cold water to a mixing valve. A slide... | 09/04/1979 |
