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6345782 |
Printer and control method for the same
A printer in which a cover to the roll paper holder in which roll paper is held can be easily opened even when such problems as a roll paper jam occur. Opening and closing a cover (30) to the roll...
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4820069 |
Sheet-feeding apparatus with selectable unit feed and coefficient therefor
The present invention relates to a printing apparatus such as a typewriter which prints data from an inputting means on a printing medium.In the case of the normal printing apparatus, a feed amount...
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4569611 |
Typewriter with automatic paper loading apparatus
An automatic paper loading apparatus for a typewriter provided with a platen, feed rolls, and a paper bail. The paper loading apparatus essentially includes a paper alignment member pivotally...
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4480931 |
Electronic typewriter
An electronic typewriter which provides for significant simplification of machine operations. The typewriter includes automatic error correcting function associated with electronic controls and a...
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4462709 |
Type carrier return and platen line space device for typewriters
A carriage return device in a typewriter including: an interposer operable through operation of a key lever for the carriage return; a cycle bail driven by the interposer; a driving source adapted...
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4273456 |
Paper insertion apparatus for a typewriter
Paper insertion apparatus for indexing a typewriter to a desired first line printing position is triggered using a position detector cooperating with an operator movable paper hold-down bail. When...
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4272205 |
Signal controlled indexing rate shifter for a typewriter
An indexing mechanism for a typewriter provides a signal controlled transfer to a fast paper advance rate, say for semi-automatic paper insertion, while storing the last operator-selected rate. Two...
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4266880 |
Paper insertion apparatus
Improved apparatus for effecting semi-automatic insertion of paper into a typewriter concentrates operator interactions, (1) to condition the typewriter for a distance input selection and (2) to...
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4120593 |
Line-spacing system for printing office machines
A printing office machine of the type having a carriage, a controllable line spacing mechanism and a controllable carriage return mechanism for returning the carriage to the beginning of the...
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3945482 |
Orthogonal input keyboards
Orthogonal ten-finger keyboards are disclosed for typewriters, computer terminals, and other devices processing alphanumeric information that maximize entry rates and stroking accuracy--and...
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3759361 |
CARRIAGE RETURN AND LINE SPACE MECHANISM
Mechanism to effect line spacing followed by carriage return movement via clutch and drawband in response to carriage return key depression is made conditionable upon carriage return key depression...
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3700088 |
BLOCKING DEVICE FOR THE CARRIAGE OF TYPEWRITERS AND SIMILAR MACHINES
A device for blocking the carriage of typewriters and similar machines during the performance of line shifts has a switching bar which can be displaced in the direction of the movement of the...
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3643776 |
LINE SPACE ADJUSTMENT DEVICE FOR USE WITH TYPEWRITER
A line space adjustment device for a typewriter comprising a set of ratchet wheels having different pitches to provide different line spacing. Separate engaging levers are selectively engageable...
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3625332 |
QUIET REPEAT-LINE-INDEXING MECHANISM
In a typewriter in which a frame-based power mechanism is responsive to a carriage return key to operate a carriage-supported line-indexing mechanism and then to draw the carriage in return...
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3618738 |
VERTICAL PAPER FEED FOR A DRAFTING TYPEWRITER
A drafting typewriter is provided for typing notes and dimensions on large sheet material. An improved paper feed provides for selective slow, fast, forward, or reverse running movement of the...
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3602355 |
APPARATUS FOR INTERMITTENT TRANSPORT OF A RECORD CARRIER
A transporting means for a record carrier is intermittently moved by operating means controlled by two endless cam tracks. Transporting oscillations of the operating means can be blocked by control...
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3578131 |
TYPEWRITER WITH EXTENDED WRITING LINE
The writing line of a typewriter is extended by combining movements of the paper and of a type element carrier. Incremental letter feed is accomplished by movement of the type element carrier along...
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3504780 |
LINE SHIFT DEVICE OF ELECTRICALLY OPERATED TELE-COMMUNICATION TYPEWRITERS
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3820646 |
PROGRAMMED VERTICAL TABULATING DEVICE FOR TYPEWRITER
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3438477 |
PLATEN REVERSING MEANS FOR A PRINTING APPARATUS
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3428160 |
TYPEWRITER LINE SPACE MECHANISM
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3326348 |
Variable indexing apparatus
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3276562 |
Automatic document handling and control apparatus
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3272303 |
Typewriter control apparatus
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3247943 |
Line space feed mechanisms for power operated typewriters and the like
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3225883 |
Word writing machine producing closed-up printing in response to simultaneous actuation of keys
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3217856 |
Paper feeding mechanisms for typewriters
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3163279 |
Fractional line space typewriter mechanism
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3117666 |
Variable leading device for writing machines
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3063536 |
Step by step printer
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3048253 |
Intermittent strip feeding mechanism
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3048252 |
Carriage return control means
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3031954 |
Card printing machine
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3031057 |
Line spacing mechanism for typewriters and like business machines
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3025942 |
Line shifting control arrangement
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2983355 |
Machine for manipulating sheets or webs of stationery
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2958407 |
Control device for line spacing in office machines
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2944651 |
Format control
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2919783 |
Strip feeding device
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2919780 |
Stenographic machines
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2919006 |
Control for power-operated office machines
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2914160 |
Control apparatus for electric typewriters
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2904158 |
Power-operated office machine
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2902133 |
Typewriter carriage return and indexing mechanism
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2885053 |
Strip feeding mechanism
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