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US3724630A Expired / Lapsed US ⏱️ 0.0 years remaining

Input-output typewriter apparatus

Assignee: MI Inc
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Filing: 1970-10-08
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Granted: 1973-04-03
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Expires: 1990-10-08
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Abstract

Abstract A typewriter which is remotely operable or capable of providing signals for remotely operating another typewriter. The typewriter has movable mechanical mechanisms, such as interposers, for operating the character printing and carriage function mechanisms of the typewriter. A mounting board is horizontally mounted to the typewriter frame beneath the typewriter mechanism and a plurality of horizontally operable solenoids are mounted to the underside of the mounting board. The solenoids are connected to the interposers and other mechanical mechanisms by a plurality of connecting rods which extend downwardly from the typewriter mechanisms and then horizontally beneath the mounting board to the plungers of the solenoids. Blade switches are provided which seat in cam follower relationship against a cam lobe portion of the interposers and other typewriter mechanisms for providing output data. Selected ones of the connecting rods are provided with clevises which may be snapped on the standard clevis pins of the interposers.

Inventors

  • 👤 E Manson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 21:49
CPC Classifications
B; B41; B41J; B41J3/00; B41J3/42

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 224 words
In a remotely operable typewriter of the type having movable mechanical mechanisms for operating the character printers and the carriage functions, an actuating mechanism comprising: a. a mounting board horizontally mounted to the typewriter frame beneath the typewriter mechanisms; b. a plurality of horizontally operable solenoids mounted to the underside of the mounting board; c. a plurality of connecting rods connected to said mechanical mechanism and extending downwardly therefrom and thence horizontally beneath the mounting board and linked to the plungers of the solenoid; and d. a bearing block mounted to the underside of the mounting board having a plurality of horizontal bores forming connecting rod bearings and having a horizontal portion of each connecting rod slidably mounted through a different one of said bearings wherein the typewriter has a cycle clutch bail parallel to a keyboard lockout bail crank and wherein e. a tubular bearing sleeve is rotatably mounted to a portion of the lockout bail crank which is limited to rotational movement; f. a collar is secured to the lockout bail at each end of the sleeve in order to prevent axial sliding of the sleeve; g. bell crank arms are fixed to the sleeve to form a bell crank, one arm extending above the cycle clutch bail and the other arm extending downwardly to connection with one of said connecting rods.
Claim 2
Dependent Claim 224 words
In a remotely operable typewriter of the type having movable mechanical mechanisms for operating the character printers and the carriage functions, an actuating mechanism comprising: a. a mounting board horizontally mounted to the typewriter frame beneath the typewriter mechanisms; b. a plurality of horizontally operable solenoids mounted to the underside of the mounting board; c. a plurality of connecting rods connected to said mechanical mechanism and extending downwardly therefrom and thence horizontally beneath the mounting board and linked to the plungers of the solenoid; and d. a bearing block mounted to the underside of the mounting board having a plurality of horizontal bores forming connecting rod bearings and having a horizontal portion of each connecting rod slidably mounted through a different one of said bearings wherein the typewriter has a cycle clutch bail parallel to a keyboard lockout bail crank and wherein e. a tubular bearing sleeve is rotatably mounted to a portion of the lockout bail crank which is limited to rotational movement; f. a collar is secured to the lockout bail at each end of the sleeve in order to prevent axial sliding of the sleeve; g. bell crank arms are fixed to the sleeve to form a bell crank, one arm extending above the cycle clutch bail and the other arm extending downwardly to connection with one of said connecting rods.

References Cited (Backward Citations)

US3197618A Cited
US3165190A Cited
US3380569A Cited
US3233715A Cited
US3453379A Cited
US3414103A Cited
US3452851A Cited
US3391774A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-04-02 1976-10-02 1977-04-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-04-02 1980-10-02 1981-04-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-04-02 1984-10-02 1985-04-03 $7700.00 Window Closed / Lapsed

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