Apparatus for mixing concrete

Details Apparatus for mixing concrete Apparatus for mixing concrete

1990-03-26

1991-04-23

Cuchlinski, Jr., William A.

Agitating

Mortar mixer type

With gas incorporating; fluid mixing, delivering, or conveying

366107, 366137, 366101, B28C 506, B01F 1302, B01F 1502

Patent

active

050095080

ABSTRACT:
An apparatus for mixing concrete which includes a tank having at least a portion thereof which permits the inside of the tank to be visually observed from the outside of the tank. An inlet is disposed in the top of the tank for inserting concrete ingredients. An outlet is disposed in the bottom of the tank for permitting the mixed concrete to be withdrawn from a chamber inside the tank. The tank includes seals for selectively sealing all openings into the chamber of the tank and an opening is provided for introducing air under pressure into a lower portion of the tank for the purpose of being able to mix the concrete using such air pressure.

REFERENCES:
patent: 1553476 (1925-09-01), Schuster
patent: 3048377 (1962-08-01), Braitsch
patent: 3667735 (1972-06-01), Hood
patent: 3667736 (1972-06-01), Carroll
patent: 3802669 (1974-04-01), Nohmura
patent: 3810604 (1974-05-01), Reiter
patent: 4002323 (1977-01-01), Grun
patent: 4002325 (1977-01-01), Herfeld
patent: 4168913 (1979-09-01), Kono
patent: 4285602 (1981-08-01), Hagerty et al.
patent: 4298288 (1981-11-01), Weisbrod
patent: 4466082 (1984-08-01), Zoschak et al.
patent: 4838701 (1989-06-01), Smith et al.

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