| 摘要 |
<p>A drive system for the fan (16) of a refrigeration system, which fan (16) moves air through or over the evaporator (15) of the refrigeration system, said drive system comprising a fluid driven motor (22) supplied with fluid under pressure from fluid pressurizing means (28) driven by an internal combustion engine (17) for driving the compressor (14) of the refrigeration system, said fluid driven motor (22) having an output shaft connected by means (24) to the shaft of an electric motor (26) being de-energized when the fluid driven motor (22) is operative and energized when the fluid driven motor (22) is inoperative.</p> |
