Antonelli, Terry & Wands
Refrigerant flow rate control device
 A refrigerant flow rate control device for the refrigeration cycle of an air conditioning system of an automotive vehicle which is driven by a vacuum actuator includes a communication passageway for equalizing pressures applied to opposite ends of a valve body. The valve body has an intermediate portion maintained in communication with the atmosphere and connected to the vacuum actuator. 
Hitachi, Ltd.
B B B B B B B F
B60H B60H B60H B60H B60H B60H B60H F25B
inventional inventional additional additional additional additional inventional inventional
Masahiko Seigo Toshihiko Kosaku Masanori
Fujita Miyamoto Fukushima Sayo Musoo