Plastic article or earthenware shaping or treating: apparatus – Shaping orifice and downstream work contacting gaseous...
Patent
1979-11-08
1981-09-01
Thurlow, Jeffery R.
Plastic article or earthenware shaping or treating: apparatus
Shaping orifice and downstream work contacting gaseous...
83 53, 83 99, 83177, 264500, 264148, 264335, 406 50, 406 56, 425 94, 425 97, 425308, 425315, 425377, 425404, 425437, B65G 5304
Patent
active
042869358
ABSTRACT:
An earth and sand conveyor system comprising a hopper adapted to receive dumped earth and sand, a trough connected to the hopper, a screw conveyor rotatably mounted within the hopper and the trough, a consolidating pipe connected to the trough, a molding pipe connected to the consolidating pipe, a conveyor pipe connected to the molding pipe, a first nozzle formed in the wall of the molding pipe, a second nozzle formed in the wall of the conveyor pipe, an air compressor connected to the first and second nozzles, and a directional control valve disposed between the air compressor and the first and second nozzles for alternately supplying the compressed air to the first and second nozzles.
REFERENCES:
patent: 1442764 (1923-01-01), Fox
patent: 1506036 (1924-08-01), Willmarth
patent: 1751624 (1930-03-01), Du Brul
patent: 2365374 (1944-12-01), Bailey
patent: 2729947 (1956-01-01), Cheney
patent: 3746256 (1973-07-01), Hall et al.
patent: 4094551 (1978-06-01), Flain et al.
Imamura Haruo
Nakajima Minoru
Okuno Noboru
Takeuchi Takashi
Tanazawa Masao
Kabushiki Kaisha Komatsu Seisakusho
Thurlow Jeffery R.
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