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Class 400/378 - Plural cams clutched to drive shaft


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the typewriter is provided with a
No. of patents: 2
Last issue date: 11/10/1981


NumberTitleIssue Date
4299503Character selection mechanism for a typewriter
A character selection mechanism for a typewriter having a single type head with characters arranged in rows and columns thereon, which mechanism comprises, for either row selection and column selection similarly, a series of cams, a series of cam follower...
11/10/1981
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
 
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