Matches 1 - 25 out of 25
Match Document Document Title
4406551 Electric numbering machine  
An electric numbering machine which continuously prints a number of large figures by use of a single figure wheel, is compact in size, and reduces the printing operation time. A case of the machine...
4386863 Printer mechanism for typewriter  
An improved, low cost, high speed, impact printing apparatus usable as a typewriter or as a machine printer is disclosed which includes a carriage translatable along a page through a rack and gear...
4023665 Power driven typewriter  
A typewriter comprising a shiftable carrier supporting a rotatable type drum having a plurality of circumferentially extending rows of type characters thereon. Typing keys, when depressed,...
4020757 Machine for marking objects  
Machine for marking objects, such as steel sheets, comprising a frame, a raisable and lowerable holding cylinder being suspended from the frame, and an embossing head being arranged beneath and...
3944052 Single element flexible type drum  
A type drum comprising a shell formed as an open network of rows and columns with type characters being formed at the intersections thereof, the shell being attached at one end by struts to a hub...
3941228 Electromagnetically operated printer  
A printer, suitable for operation by an electric computer, includes a traveling carriage. The carriage carries a type-head that is vertically and rotatably shiftable to properly orient a type...
3823807 ROTARY PRINT WHEEL MECHANISM WITH HAMMERING BRACKET  
A type wheel or wheels are rotatably mounted between the upper and lower arms of a yoke-shaped member which in turn is drivingly coupled to a rotary shaft for rotating about the axis thereof the...
3811546 MECHANICAL PRINTER  
A mechanical printer with a plurality of typing wheels which are pivotable separately from the carrier is provided in which an outer shaft which causes the typing wheels to revolve in unison around...
3799311 REMOVABLE TYPEHEAD FOR A PRINTING MECHANISM  
A removable typehead for a printing device in which the typehead is rotated to align a particular type for printing. The typehead is mounted on a shaft supported by a pair of spaced opposed arms....
3770095 PRINTING MECHANISM HAVING A SINGLE PRINTING ELEMENT  
A printing mechanism is provided with a substantially horizontal barrel-shaped type carrier. The type carrier is rotatable by means of an articulated joint and gears on a yoke for selecting a row...
3769626 PRINTING ELEMENT FOR MULTI-POINT RECORDERS  
A printing mechanism for a multi-point recorder capable of recording as a function of time the magnitude of a number of different measured quantities, such as temperature, pressure, voltage, or the...
3739898 TYPEWRITES WITH SINGLE SPRING TO PROVIDE LETTERSPACING AND PRINTING  
An imprinting apparatus in the general form of a typewriter has shiftable carriage and imprinting assemblies and a stationary platen for imprinting on a sheet of paper or the like by the swinging...
3738471 TYPE HEAD SHIFTING APPARATUS  
A type head has two substantially hemispherical surfaces, with lower case and upper case types, respectively, arranged in circular rows. The lower case surface is normally in an operative position...
3616888 TYPEWRITING MECHANISM HAVING PLURAL TYPE WHEEL TYPE HEAD  
A typewriter mechanism which uses a plurality of type wheels with the characters thereon. The type wheels are positioned in a type wheel head which is actuated by an axial selector means and a...
3611412 MULTIPOINT RECORDERS  
An improved multipoint print mechanism for a recorder capable of recording as a function of time the changes in magnitude of a number of different variable quantities, such as temperature,...
3608692 SELECTOR STRUCTURE FOR PRINTING MACHINE  
A teleprinter for printing characters on a receiving medium in response to a telegraphic code, including a platen, a carriage movable along the platen, a cylindrical type element mounted on the...
3548993 TYPE HEAD DRIVING AND STOPPING APPARATUS  
3404765 Printing device with selecting mechanism employing a group of eccentrics  
3353648 Typewriter with typewheel and hammer mounted on movable carriage  
3343642 Typing apparatus having plural type wheels which selectively strike platen  
3272302 Printing mechanism for typewriters having plural typewheels  
3233715 Transmitter receiver machine employing print sphere typewriter structure  
3176069 Type wheel mechanism for printing telegraph page printer  
3151547 Oscillating print wheels on movable carriage  
2870897 Electrically operated text writing device for bookkeeping machines  
Matches 1 - 25 out of 25