Hollow forming machine capable of rotating mould in both horizon

Details Hollow forming machine capable of rotating mould in both horizon Hollow forming machine capable of rotating mould in both horizon

1990-02-21

1991-07-30

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Female mold including tamping means or means utilizing mold...

Including means imparting diverse motion

264310, 264311, 264312, 366200, 366213, 366217, 425435, 425453, B28B 2130, B29C 4106

Patent

active

050356011

ABSTRACT:
A hollow forming machine capable of rotating moulds in both horizontal and vertical directions wherein a motor is used to drive sleeves to rotate in both vertical and horizontal directions, and through the engagement of outer gears of the sleeves and the drive gear shaft, a horizontal mandrel is driven to rotate in the same direction as the sleeves, and through the engagement of two bevel gears, the rotation of the horizontal rotation of a vertical mandrel to drive a mould seat to rotate in both horizontal and vertical directions. An air pipe is disposed in hollow pipes of the horizontal and vertical mandrels to communicate an air extractor and the mould for performing air extracting and air blowing so that the molded product has fine quality and uniform wall thickness without bubbles on the surface.

REFERENCES:
patent: 3838964 (1974-10-01), Hake
patent: 4639204 (1987-01-01), Munsey et al.
patent: 4695244 (1987-09-01), Friesen
patent: 4764322 (1988-08-01), Pitavy et al.

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