Agitating – Mortar mixer type – With dynamic delivery
Patent
1980-09-24
1983-05-10
Jenkins, Robert W.
Agitating
Mortar mixer type
With dynamic delivery
366187, 74384, 74404, 74465, B28C 716
Patent
active
043826830
ABSTRACT:
In a rotary drum mixing machine of the kind in which the drum is rotated in opposite directions to mix and eject its contents respectively by a prime-mover operating through driving and driven means on a prime-mover driven shaft and the closed end of the drum respectively, reversal of the direction of rotation of the drum can be effected without reversing the prime-mover by a pivotally mounted pair of gear wheels which are continuously driven in opposite directions by the prime-mover and are alternately movable into operative engagement with the driving means for the drum.
REFERENCES:
patent: 277802 (1883-05-01), Stanley
patent: 1867838 (1932-07-01), Jaeger
patent: 2836073 (1958-05-01), Masters
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