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Class 400/182 - For movement of carriage or platen


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the energy of said fluid is used
No. of patents: 4
Last issue date: 10/18/1983


NumberTitleIssue Date
4410287Single wheel billet marker
Making characters on the periphery of a rotatable marking wheel are selectively rotated into marking position relative to the surface of a billet, ingot, bar, slab or the like by an indexing motor drivingly connected to the marking wheel. The marking whee...
10/18/1983
4172671High speed printer having a pneumatically actuated printing head
A high speed printing device having a printing head provided with printing needles. The printing device is mounted on a movable carriage which is adapted to move adjacent to a recording medium. The printing head is pneumatically operated and also is movab...
10/30/1979
4062436Matrix head calculator printer
A lightweight, extremely compact printer apparatus has a constant speed drive which imparts reversible, translatory motion to a print head; and as the print head is advanced with respect to a platen imparts a direct mechanical drive to a paper advancing r...
12/13/1977
4022312Semi-automatic centering control
Disclosed is a control mechanism and device for conditioning a typewriter to backspace on every other depression of a keylever and at the same time to prevent printing on all depressions of keylevers. Additionally, the typewriter is conditioned to not pri...
05/10/1977
 
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