US PATENT SUBCLASS 200 / 344
.~.~.~ Mechanism to keep key level

Current as of: June, 1999
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200 /   HD   ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

237  DF  ELECTRIC SWITCH DETAILS {5}
329  DF  .~ Actuators {9}
341  DF  .~.~ Push button {4}
344.~.~.~ Mechanism to keep key level

DEFINITION

Classification: 200/344

Mechanism to keep key level:

(under subclass 341) Subject matter wherein structure is included to prevent tilting or sideways motion of the push button when other than a direct straight-line force is applied.

(1) Note. The surface of the push button is normally in the form of a bar similar to a space bar of a typewriter.

SEE OR SEARCH CLASS

400, Typewriting Machines,

490+, for key-cap or key-stem structure used in typewriting machines.