Hydraulic concrete mixer

Details Hydraulic concrete mixer Hydraulic concrete mixer

2006-05-23

2006-05-23

Sorkin, David (Department: 1723)

Agitating

Mortar mixer type

Movable mixing chamber

C366S047000, C366S061000

Reexamination Certificate

active

07048430

ABSTRACT:
A hydraulic concrete mixer includes a drum (110) having a mixing blade (120) attached to an interior thereof, a frame (130) supporting the drum, an engine (140) mounted on the frame, and a drive train (150) extending through at least a portion of the drum. The drive train includes: a hydraulic motor (210); a first rigid plate (220) between the hydraulic motor and the drum; a second rigid plate (230) inside the drum and coupled to the first rigid plate such that a portion of the drum is held between and in fixed relationship to the first rigid plate and the second rigid plate; a first shaft (240) inside the drum and adjacent to the second rigid plate; a second shaft (250) adjacent to the first shaft; and a mounting plate (260) coupled to the second shaft.

REFERENCES:
patent: RE19085 (1934-02-01), Jaeger
patent: 2563336 (1951-08-01), Jaeger
patent: 3080152 (1963-03-01), Lendved
patent: 5190372 (1993-03-01), Kasberger
The Ultimate Low Maintenance Mortar/Plaster Mixer (Brochure); Macalite Equipment, Inc., Phoenix, AZ 85040, 1996.
The Ultimate Low Maintenance Mortar/Plaster and Concrete Mixers (Brochure); Macalite Products Corp., Phoenix, AZ 85040, 1981.

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