Accumulator
 An accumulator includes a tank, a refrigerant inlet port provided at an upper portion of the tank, a refrigerant outlet port provided at the upper portion of the tank, a dryer unit disposed in the tank at an intermediate portion along a direction of height of the tank, and a separating wall extending upwardly from the dryer unit and dividing an upper inner space of the tank above the dryer unit into an inlet side upper space located at the refrigerant inlet part side and an outlet side upper space located at the refrigerant outlet side port. The separating wall has a plurality of apertures formed in a scattered state for communicating the inlet side upper space and the outlet side upper space each other. The accumulator includes an oil returning tube having a lower inlet opening and an upper outlet opening. The oil returning tube is disposed in the tank such that the lower inlet opening and the upper outlet opening are located at a bottom portion of the tank and at the refrigerant outlet port, respectively. 
Showa Aluminum Corporation
B F F F
B60H F25B F25B F25B
inventional additional additional inventional
Keiji Yutaka Takayuki
Yamazaki Higo Fujii