Concrete railroad tie casting and handling system

Details Concrete railroad tie casting and handling system Concrete railroad tie casting and handling system

1978-07-27

1981-03-03

Arnold, Donald J.

Plastic article or earthenware shaping or treating: apparatus

Forming surface and means feeding fluent stock thereto

264261, 264297, 425129R, 425572, 425581, 425588, B28B 108, B28B 1302

Patent

active

042538173

ABSTRACT:
A system for mass producing prestressed concrete railroad ties using a slip-forming method of casting concrete over a plurality of molds arranged side by side and end to end on a casting bed; a specially equipped continuous casting machine for slip-forming the railroad ties in an upside-down orientation; techniques and equipment for separating and removing finished railroad ties from the casting bed; a plant layout to facilitate casting and handling operations; a specially adapted apparatus for rotating groups of railroad ties to permit stacking thereof in right-side-up orientation.

REFERENCES:
patent: 2394228 (1946-02-01), Barber et al.
patent: 2397728 (1946-04-01), Dowsett et al.
patent: 3583046 (1968-11-01), Dickinson et al.
patent: 4038355 (1977-07-01), Bratchell
patent: 4051216 (1977-09-01), Bratchell
patent: 4102957 (1978-07-01), Da Re

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