Method of manufacturing a jack

Details Method of manufacturing a jack Method of manufacturing a jack

1985-09-10

1987-08-11

Eley, Timothy V.

Metal working

Method of mechanical manufacture

Electrical device making

29882, 29414, H01R 4300

Patent

active

046852123

ABSTRACT:
The invention discloses a method of manufacturing a jack comprising a step of punching a sheet metal by which a plurality of contact piece elements to be individual contact pieces of a jack are formed into a state of being partially connected to one another and arranged in parallel, a step of bending both ends of each contact piece element downward, a step of cutting off each contact piece element arranged in parallel by a cutter to form individual contact pieces, and a step of forcedly incorporating each contact piece into a jack body positioned right under a punching stroke of the cutter used in the cutting step whereby a complete automatization of the manufacturing is attained, considerably increasing productivity and decreasing an equipment cost as much.

REFERENCES:
patent: 4546542 (1985-10-01), Proud

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