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A vortexer apparatus having a hold down plate detachably mounted to an upright cylindrical support, said support having a pair of splines formed thereon, the end of one spline being spaced from the near end of the other spline by a circumferential groove, said hold down plate being supported from an

A vortexer apparatus having a hold down plate detachably mounted to an upright cylindrical support, said support having a pair of splines formed thereon, the end of one spline being spaced from the near end of the other spline by a circumferential groove, said hold down plate being supported from an elongate sleeve axially engageable with said support, and having a key engageable with said pair of splines. A torque arm is provided for selectively locating the cylindrical support and hold down plate relative to a base and an agitated platform.

대표청구항 ▼

In a vortexer apparatus having a base, a motor mounted to said base, an agitated platform resiliently supported from said base and connected to said motor by an eccentric crank, and a hold down plate, the improvement comprising: an upright cylindrical support mounted to said base, said support havin

In a vortexer apparatus having a base, a motor mounted to said base, an agitated platform resiliently supported from said base and connected to said motor by an eccentric crank, and a hold down plate, the improvement comprising: an upright cylindrical support mounted to said base, said support having a pair of splines formed thereon, the end of one spline being spaced from the near end of the other spline by a circumferential groove; and means for detachably mounting said hold down plate to said support including an elongate sleeve axially engageable with said support and having a key engageable with said pair of splines and groove; whereby said plate may be selectively movable on said support to alternative positions, said key being engageable with either one of said splines or with said circumferential groove.