Apparatus for horizontally casting concrete

Details Apparatus for horizontally casting concrete Apparatus for horizontally casting concrete

1983-10-27

1985-05-28

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

Vibrating means including mechanical movement or power means

137615, 141387, 425447, B28B 2114, B28B 132

Patent

active

045197687

ABSTRACT:
An apparatus for horizontally casting concrete comprises a horizontally foldable multilink support arm composed of an attachment frame, a proximal boom, intermediate booms, and a distal boom which are pivotally coupled by joint tubes, a drive mechanism composed of worm wheels mounted on the joint tubes and worm gears mounted on the booms and held in mesh with the worm wheels for enabling the support arm to move in articulatory motion, a concrete pressure-feed pipe extending from a pump along the booms and through the joint tubes with swivel joints, and an attachment jig mounted on the attachment frame for being mounted on a column.

REFERENCES:
patent: 2160462 (1939-05-01), Schieferstein
patent: 3381711 (1968-05-01), Fye et al.
patent: 3409047 (1968-11-01), Jameson
patent: 3572380 (1971-03-01), Jackson et al.
patent: 3685543 (1972-08-01), Schwing et al.
patent: 3707990 (1973-01-01), Schaible et al.
patent: 3805834 (1974-04-01), Billy
patent: 3964512 (1976-06-01), Dumas
patent: 3976092 (1976-08-01), Coja et al.
patent: 4072283 (1978-02-01), Weiland
patent: 4180170 (1979-12-01), Meinken

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