1
Alan L Mumbower: Hybrid linear actuator. Eaton Corporation, R A Johnston, July 4, 1989: US04845392 (114 worldwide citation)

A linear actuator is a hybrid in that movement of the armature is influenced by the field of permanent magnets and the field of a coil when it is energized by direct current. The coil is fixed in a ferromagnetic shell and a pair of permanent magnets are fixed in the shell axially of the coil. The ar ...


2
Robert J Carroll, Roger A Keller, E James Lane, Freddie G Williams: Vehicle monitor apparatus. Eaton Corporation, C H Grace, J G Lewis, R A Johnston, August 9, 1983: US04398172 (101 worldwide citation)

A vehicle monitor (10) apparatus for monitoring vehicles (14) in a monitoring location (17). A vehicle unit (12) mountable in a vehicle includes circuitry (21) for transmitting, on a continuous repetitive basis, information characterizing the vehicle and unique thereto. In addition, a monitoring uni ...


3
Richard C Barthel, Charles J Luebke, Erich Rehm: Multiplexing of accessories in a vehicle. Eaton Corporation, R A Johnston, January 14, 1992: US05081586 (73 worldwide citation)

A control system utilizes a multiplex communication system for switchably operating power windows, power seats, power door locks, power mirrors, accessory lighting, etc. Switches mounted on the driver door and elsewhere communicate with a door-mounted microcomputer, which scans the state of each swi ...


4
Robert J Torrence: Indicating refrigerant liquid saturation point. Eaton Corporation, R A Johnston, June 27, 1989: US04841734 (67 worldwide citation)

A refrigerant control system employing a "self-heated" thermistor disposed in the high pressure refrigerant line to sense refrigerant temperature from the condenser as it enters the expansion valve or capillary. The voltage drop is detected across a resistor in series with the thermistor and convert ...


5
Jean C Buffet: Electric diaphragm pump with valve holding structure. Eaton Corporation, R A Johnston, May 23, 1989: US04832582 (60 worldwide citation)

A pump has a solenoid with an armature directly connected to an elastomeric diaphragm. Upon flow of half wave rectified ac current in the solenoid, the armature oscillates the diaphragm. A valve holder has duck-bill type inlet and outlet valves received therein. The valve holder is retained between ...


6
Richard C Barthel, Peter J Malone, Charles D Orth, George W Jarosch: Controlling refrigeration. Eaton Corporation, R A Johnston, July 18, 1989: US04848100 (59 worldwide citation)

A system for controlling refrigerant flow in an air conditioning system employing an electrically operated valve for controlling flow of refrigerant from the condenser to the evaporator. Separate thermistors sense the temperature of the refrigerant entering and discharging from the evaporator. A com ...


7
Guy A Wojtanek: Illuminated switch assembly with combined light and light shield. Eaton Corporation, D A Rowe, R A Johnston, July 28, 1987: US04683359 (59 worldwide citation)

A switch assembly having a pushbutton actuator with graphics backlit by an electroluminescent light source deposited upon a mylar substrate. A separate indicator lamp is provided to be lit when the function selected by the switch is activated. The indicator light is visible through a small window in ...


8
Wesley S Swanson: Fluid mixing valve. Eaton Corporation, R J McCloskey, R A Johnston, September 22, 1981: US04290450 (58 worldwide citation)

A fluid mixing valve is disclosed having three pressure operated pilot controlled solenoid operated valves (12, 14, 16) mounted on a unitary valve housing (10) which defines a primary fluid passageway (74) an outlet (76), and two inlet fluid passageways (81, 85) connectable to separate pressurized f ...


9
Peter J Malone, Michael B Thompson, Robert J Torrence, Marvin F Gaudette: Thermostatic expansion valve with electronic controller. Eaton Corporation, R A Johnston, July 31, 1990: US04944160 (53 worldwide citation)

A refrigeration system employing a mechanical thermal expansion valve with a self-heated thermistor sensing saturation temperature at a high pressure inlet and a second thermistor sensing saturation temperature at the evaporator outlet. A microprocessor based controller compares the sensed temperatu ...


10
Keith E Zukausky, Donald M Berlin Jr: Cam actuated butterfly valve. Eaton Corporation, R J McCloskey, R A Johnston, E C Crist, July 28, 1981: US04280682 (48 worldwide citation)

A cam actuated valve is disclosed having a butterfly-type valve member (50) rotatably mounted in a fluid passageway (22) defined by a valve housing (20) with a crank member (16) attached to the valve member and extending beyond the housing. A rectangular bracket (12) is attached to one side of the v ...