Method for connecting cores by charging connecting sand into the

Details Method for connecting cores by charging connecting sand into the Method for connecting cores by charging connecting sand into the

1997-02-19

1998-11-24

Lin, Kuang Y.

Metal founding

Process

Shaping liquid metal against a forming surface

164369, B22D 3304

Patent

active

058394982

ABSTRACT:
A method for connecting a plurality of cores in an assembly through adjacent surfaces of the adjacent cores is disclosed. This method includes the steps of: (a) forming a plurality of cavities between adjacent surfaces of two adjacent cores, the plurality of cavities being horizontally aligned and spaced apart along the adjacent surfaces; (b) arranging the plurality of cores in a row; (c) filling a hopper nozzle with a predetermined amount of connecting sand; (d) indexing the hopper nozzle above one of the cavities; (e) supplying compressed air into the hopper nozzle that contains the connecting sand, thereby projecting and charging the mass of the connecting sand from the hopper nozzle into the cavity; and (f) repeating steps (c), (d), and (e).

REFERENCES:
patent: 4989661 (1991-02-01), Erana
patent: 5441096 (1995-08-01), Wick

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