Patent ID: 6442959
Filing Date: 2002-09-03
Classification: F25B,F25D,F28D

Abstract:
A thermosiphon for a refrigerating machine comprising:a condenser; a liquid pipe connected to the condenser; an evaporator connected to the liquid pipe; a gas pipe connected to the evaporator and to the condenser: a working fluid provided in a fluid path defined by said condenser, liquid piper evaporator and gas pipe; and a reverse-flow suppressing portion formed in a part of the gas pipe in the vicinity of said condenser, said reverse-flow suppressing portion including a riser pipe positioned above said condenser, wherein a damper portion is formed in the gas pipe by banding the gas pipe into a waveform or coil so that a portion of the gas pipe is higher than or at least even with the evaporator; and wherein said riser pipe extends from an uppermost end of the damper portion to the condenser so that the damper portion includes the riser pipe as a part thereof.