US PATENT SUBCLASS 400 / 436
.~ Type-bar return spring connected to type-bar-action linkage

Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

383  DF  TYPE-BAR-ACTION MECHANISM OR TYPE-FACE ON TYPE-BAR OR TYPE-FACE INKER {19}
436.~ Type-bar return spring connected to type-bar-action linkage {4}
437  DF  .~.~> For impact control
438  DF  .~.~> With adjustment means (e.g., for "touch" control, ect.) {1}
439  DF  .~.~> Attached to type-bar or universal-bar
440  DF  .~.~> Attached to key lever (e.g., tension spring) {2}

DEFINITION

Classification: 400/436

Type-bar return spring connected to type-bar action linkage:

(under subclass 383) Subject matter wherein significance is attributed to a resilient or yieldable means for effecting the movement of a type-bar* from its print-point* position to its rest position, said means being part of or joined to means for effecting movement of the type-bar from its rest position to its print-point position.