Keyboard switch device for facilitating removal and replacement of push buttons
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 20, 1990
Grant Date -
N/A
app pub date -
May 12, 1988
filing date -
Jun 13, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Push button device having a parallel guide member between a button head and guide. A catch device holds the parallel guide member in a lock-in position so that the button head supporting the parallel guide member can be fitted easily to the guide. In the lock-in position, stop members of the parallel guide member are located in front of engraving slots. By pressing the button head, the parallel guide member is moved from the log-in position into the operating position. The stop members move into the engaging slots.
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