| 摘要 |
PROBLEM TO BE SOLVED: To present a simple air bleeding constitution, in an oil tank of an engine-driven type heat pump. SOLUTION: This engine-driven type heat pump 1 has the oil tank 41 communicable with an oil pan 33 of an engine 30. A first oil transportation pipe 42 of the oil pan 33 and the oil tank 41 is inserted into a lubricating oil tank 41 from an upper part of the oil tank 41. A cutout 51 is arranged as an air bleeding hole in a pipe peripheral edge part of a grommet 50 of the first oil transportation pipe 42. COPYRIGHT: (C)2008,JPO&INPIT
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