Hand-control valve

The utility model relates to a hand-control valve suitable for controlling hydro cylinder elevating of all kinds of self-discharging auto, which is based on the prior art and ix improved in inner and outer structures of valve, wherein the control rod locating hole is provided at the connecting joint...

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1. Verfasser: ANYIN WANG
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The utility model relates to a hand-control valve suitable for controlling hydro cylinder elevating of all kinds of self-discharging auto, which is based on the prior art and ix improved in inner and outer structures of valve, wherein the control rod locating hole is provided at the connecting joint, the valve plug oil hole is provided on one end with a check ring groove which is provided with a flexible check ring. To compare with prior art, the hand controlled valve of the utility model is small and fine in looking, accurate in locating and high in production efficiency, which is suitable for mass production. The design of two valve plugs largely increases contact area between the valve plug and the valve body and lowers probability of leakage, which is good in sealing effect. Besides, practicality and reliability of the product is improved and service life is lengthened.