【机】 涡形弹簧, 笋状弹簧

五、适用于生产双扭簧、直形簧、宝塔拉簧、矩形簧、线材成形、钢皮涡簧及各种花式簧、异形簧等。

volute

spiral casing (volute casing, spiral housing)

volute

chemical pump (centrifugal volute pump)

horizontal single-stage double-suction volute pump

volute casing【机】

buffer spring (volute spring)

multi-stage volute pump