作者: Hideki Ito
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摘要: In a load carrier controlling system lift cylinder is subjected to the weight of and hydraulically extendable carrier. A control valve provided which shiftable between neutral position predetermined wherein discharge hydraulic fluid from allowed permit downward movement variable flow regulator disposed valve, having first state imparts degree restriction passing therethrough in one direction second direction. solenoid adapted cause shift states, circuit selectively energizes deenergizes response