Portable concrete mixer

Details Portable concrete mixer Portable concrete mixer

1989-08-21

1991-08-13

Hornsby, Harvey C.

Agitating

Mortar mixer type

With dynamic delivery

192 41R, 2804901, 366 59, 366 60, 366 63, B28C 518, B28C 716, B60D 100, F16D 4302

Patent

active

050392263

ABSTRACT:
A trailer for transporting and mixing concrete or similar products, comprising a wheeled frame and a mixing drum mounted to the wheeled frame for rotation in a first direction for mixing concrete and in a second direction for discharging concrete from the drum. A unidirectional driving connection is provided between a wheel of the frame and the mixing drum for rotating the drum in the concrete mixing direction as a result of movement of the wheeled frame. An electric motor is also provided on the frame for rotating the drum in the concrete discharging direction.

REFERENCES:
patent: 624200 (1899-05-01), Fisher
patent: 977679 (1910-12-01), Robbins
patent: 2176874 (1939-10-01), St. John
patent: 2328343 (1943-08-01), Jacob
patent: 2507077 (1950-05-01), Williams
patent: 2816535 (1957-12-01), Sells
patent: 3195362 (1965-07-01), Elston et al.
patent: 3326537 (1967-06-01), Wallace
patent: 3830522 (1974-08-01), Boucher
patent: 3843163 (1974-10-01), Hale
patent: 4078263 (1978-03-01), Campbell
patent: 4387995 (1983-06-01), Routson

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