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Class 400/372 - And rotatable cam (e.g., single-lobe cam)


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein said continuously rotated cylindrical
No. of patents: 5
Last issue date: 02/17/1981


NumberTitleIssue Date
4250808Printer
A small-sized and light weight printer which can suitably be incorporated in a desk-top calculator or the like. The printer has a simplified mechanisms for driving of a printing head, a paper feed and a printing control, and can operate stably with a redu...
02/17/1981
4215944Single keylever multiple action control for typewriters
A typewriter having a carriage return line indexing key to initiate in parallel a powered carriage return and a powered line indexing operation is provided with linkage associated with the carriage return action which assures initiation of the line indexi...
08/05/1980
4027763Keyboard for office machines
A keyboard for a typewriter, teleprinter, calculator and similar office machines comprises a series of keys, a series of setting elements selectable by the keys and a group of code bars. A setting spring moves a common setting member which positions the s...
06/07/1977
3939955Mechanism for selectively controlling at least two functions in a typewriter
A mechanism for controlling functions such as step-by-step carriage return, line spacing and rapid carriage return in a typewriter comprises a single cam adapted to oscillate a single actuating member. The actuating member carries a selector which can be ...
02/24/1976
3930569Power driven typewriter with flexible type head
A power driven typewriter comprising a shiftable carrier supporting a rotatable and axially movable flexible type drum having a plurality of circumferentially extending rows of type characters thereon. Type keys, when depressed, each condition one each of...
01/06/1976
 
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