Presses – Automatic or material triggered control – Of material addition – deposition – or discharging
Patent
1980-01-07
1981-06-30
Wilhite, Billy J.
Presses
Automatic or material triggered control
Of material addition, deposition, or discharging
100DIG2, 100 74, 100 98R, 100209, 100215, 100218, 100295, B30B 1530
Patent
active
042756502
ABSTRACT:
A double-acting compacting apparatus comprises two movable compaction plates and a stationary compaction plate arranged between said movable plates. Arranged between respective ones of said movable plates and said stationary plate is a free-fall aperture through which compacted objects can fall under gravity. Means are provided for connecting the movable plates together such that during a compaction stroke utilizing one of said movable plates the other of said movable plates defines with said stationary plate a space for receiving further material to be compacted.
REFERENCES:
patent: 1998263 (1935-04-01), Townsend
patent: 2139143 (1938-12-01), Wiswell
patent: 2346561 (1944-04-01), Delay
patent: 2654308 (1953-10-01), Millard
patent: 2737995 (1956-03-01), Jennings
patent: 3024720 (1962-03-01), Welsh
patent: 3993221 (1976-11-01), Boynton
Trewhella Brothers (UK) Ltd.
Wilhite Billy J.
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