Keyswitch structure

Details Keyswitch structure Keyswitch structure

1999-04-28

2000-09-19

Scott, J. R.

Electricity: circuit makers and breakers

Electric switch details

Actuators

H01H 1370, H01H 312

Patent

active

061215643

ABSTRACT:
The present invention provides an improved keyswitch structure to overcome the shaking and friction problem in the conventional keyswitch. The improved keyswitch structure is characterized in that at least one guiding slit is formed on the outer wall of the frame, at least one guiding body is formed on the inner wall of the guiding groove and corresponding to the guiding slit; and two slim flanges are provided on each corner of the outer wall of the frame whereby the slim flanges are in contact with the four corners of the inner wall of the guiding stage and can move upward and downward smoothly.

REFERENCES:
patent: 4939324 (1990-07-01), English et al.
patent: 5283408 (1994-02-01), Chen
patent: 5710397 (1998-01-01), Liao
patent: 5794762 (1998-08-01), Tsai
patent: 5938009 (1999-08-01), Huang

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