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Class 400/639.2 - Disengaged from platen by compound movement of bail (e.g., on double pivoted mount)


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the "paper bail" is
No. of patents: 9
Last issue date: 11/12/2002


NumberTitleIssue Date
6478491Image forming apparatus
An image forming apparatus having a print member for forming an image on a recording sheet while reciprocating in a predetermined direction includes a pair of conveyance rollers and a separating member for separating the of conveyance rollers from one ano...
11/12/2002
6273624Image forming device
A cam 37 is rotated in an arrow F direction. This causes sheet conveyance rollers 10a, 10b and guide elements 33, 34 to rotate on a lower conveyance shaft 27 and an upper conveyance shaft 30, respectively, so that they are separated from a drive roller 12...
08/14/2001
5184904Paper feeder
A paper width of a sheet of paper is input into a paper width setting section. In case of defining a non-print area at a fore end of the paper, a paper bail roller is manually separated from a platen to output a detection signal A from a paper bail switch...
02/09/1993
5154519Paper bail device including a reversible motor to drive the paper bail and a ribbon
A paper bail device includes a ribbon drive gear adapted to be driven by a reversible motor; a ribbon drive shaft coupled to the ribbon drive gear through a one-way clutch; a paper bail support lever hinged to a printer body and supporting a paper bail ro...
10/13/1992
5046873Automatic paper bail actuator
An automatic paper bail actuator for a printer having a rotating platen or equivalent means for feeding a printing support including a helicoidal spring wound on the platen shaft and having two end arms, a first arm being elongated to interfere with the b...
09/10/1991
4971469Automatic paper loading mechanism and method for printer
In a printer in which a paper is pressed against a platen by a bail roller, the bail roller is automatically released from the platen, during paper loading, so as not to obstruct the paper feeding. The bail roller is pivotally moved between a loading position ...
11/20/1990
4602883Powered paper bail release and paper feeding mechanism
A paper feeding mechanism having a platen is driven by power from a drive source and clamps a recording paper sheet with paper holding rollers and pinch rollers so as to feed the recording paper sheet along the paper guide. When the recording paper sheet ...
07/29/1986
4386864Selective paper insertion and feeding means for individual sheet printing apparatus
Printing apparatus, having a rotatable platen with a printing element in front of it and a reversible platen drive for rotating the platen counterclockwise or clockwise relative to the printing element, is operable to feed, from an upper hopper extending ...
06/07/1983
4076112Free platen typewriter
The free platen has a weight inside to produce inertia against movement by typing, as well as extensible end pieces for extension to correspond to lateral extension of a paper guide. An adjustable end plate at each end of the typewriter frame carries a lo...
02/28/1978
 
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