Agitating – Mortar mixer type – With heating or drying
Patent
1977-01-10
1979-01-30
Jenkins, Robert W.
Agitating
Mortar mixer type
With heating or drying
B28C 506
Patent
active
041369661
ABSTRACT:
In a mixing apparatus for asphalt-aggregate compositions including a rotatable cylindrical drum and utilizing an input end for introducing composition and an opposite output end for recovering or removing composition from the drum interior, the improvement comprises a final mixing chamber comprising a sleeve extending around the drum exterior adjacent the output end and rearwardly along a portion of the drum length with the drum exterior and sleeve defining the final mixing chamber, a plurality of fins or paddles secured to the rotatable drum exterior for mixing composition in the final mixing chamber and which fins assist in directing and removing composition along and from the mixing chamber.
REFERENCES:
patent: 2421345 (1947-05-01), McConnaughay
patent: 2448042 (1948-08-01), Miller
patent: 2715517 (1955-08-01), Bojner
patent: 3788609 (1974-01-01), Toczyski
patent: 3845941 (1974-11-01), Mendenhall
patent: 3866888 (1975-02-01), Dydzyk
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