Method for coupling a keyboard base board with a keyboard...

Details Method for coupling a keyboard base board with a keyboard... Method for coupling a keyboard base board with a keyboard...

2009-03-04

2011-11-15

Del Sole, Joseph (Department: 1743)

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

C264S260000

Reexamination Certificate

active

08057722

ABSTRACT:
A method for coupling a keyboard base board with a keyboard base seat includes (a) a keyboard base board being formed with a plurality of through holes; (b) a mold being formed with a keyboard base board space and a keyboard base seat cavity corresponding to a keyboard base seat; (c) the keyboard base board being placed on the mold, and the mold being closed for injection molding; (d) a plastic material being poured from a concave trough through the through hole into the keyboard base seat cavity, the through hole of the keyboard base board and the keyboard base seat cavity being filled up with the plastic material; and (e) the mold being opened to take out the keyboard base board integrated with the keyboard base seat after cooling. The keyboard base board is formed integrally with the keyboard base seat for saving the working procedure.

REFERENCES:
patent: 4729679 (1988-03-01), Hou
patent: 5422791 (1995-06-01), Bentz et al.

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