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Class Information
Number: 164/206
Name: Metal founding > Means to shape a forming surface > Including means for compacting particulate fluent mold materials > By vibrating means (e.g., jarring, jolting, etc.) > By fluid actuated vibrator means
Description: Apparatus having fluid pressure actuator means for effecting the vibrating, jarring or jolting operation.

Patents under this class:

Patent Number Title Of Patent Date Issued
4582113 Device for vibration and realizing compaction pressure Apr. 15, 1986
4050505 Jarring moulding machine Sep. 27, 1977

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