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Class 400/643 - Platen-encircling band


Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein the structure includes a relatively
No. of patents: 14
Last issue date: 04/08/2008


NumberTitleIssue Date
7354214Image forming apparatus having a chassis containing a curved part that supports a roller bearing
The image forming apparatus includes a chassis, a feed roller, and a press roller. The chassis includes first and side surfaces, a bottom surface that connects the first and second side surfaces, and a curved part formed unitarily with the bottom surface. The curved...
04/08/2008
6981810Printer apparatus having platen roller with sheet feed guide
A printer apparatus includes: a platen roller around which paper sheets wind; a printing structure arranged for being drawn near to and away from the platen roller; a plurality of winding support members circumferentially disposed around the platen roller, for guidi...
01/03/2006
5597251Color printer
An image printing apparatus having high quality image printing capability due to minimized registration errors is provided. The image printing apparatus has a thermal head 18 and a platen roller 15 which is shorter in its circumference than the length of ...
01/28/1997
5516222Printing device having limited movement paper guide
A paper conveyance system for individually transporting cut sheets having various thicknesses and rigidity through a printing device includes a main roller for driving the cut sheets, a nip pair located downstream of the main roller, and a top paper guide...
05/14/1996
5296874Thermal printer
A thermal printer in which a sheet of recording paper is held by and between a thermal print head includes a plurality of heat generating elements and a platen drum, the amounts of heat of the heat generating elements are selectively changed, and an image...
03/22/1994
5152622Printer with improved anti-skew mechanisms
The invented printer includes a paper drive and mechanisms which hold paper in proper alignment in the drive. Specifically, it includes a pressure plate capable of bringing a sheet of paper into contact with a drive roller so that the paper is properly al...
10/06/1992
5062723Printing apparatus
A printing apparatus for effecting printing on a printing medium, comprising a rotatably supported platen roller, a printing head which faces the platen roller and which is designed to allow a printing medium to pass between it and the platen roller, rota...
11/05/1991
5044799Printer
A printer includes a paper guide disposed around an outer peripheral portion of a platen to which a print head is opposed. A platen cover is disposed in proximity to the outer periphery of the platen and has an opening at a portion opposed to the print he...
09/03/1991
4898489Paper support mechanism in a printer
A printer system containing an elastic endless sheet member which extends between roller members in front of a print head. The roller members are disposed so as to form a flat surface of the elastic endless sheet member in front of the print head in order...
02/06/1990
4836696Printer having a pivotally supported platen
A printing apparatus wherein a platen for supporting a recording medium printed by a print head is pivotally supported by a support member. The support member, which extends between left and right side frames of the printer, includes a first and a second ...
06/06/1989
4802780Printer frame structure for simplifying record medium feeding attachment
A printer for printing characters through a printing ribbon on printing paper placed on a platen by moving a carriage along the platen and driving a printing head on the carriage. The platen is placed in the rear end portion of the printer frame. An openi...
02/07/1989
4514740Sheet guide mechanism in a recording device
A sheet guide mechanism in a recording device including a rotatable platen and a recording member opposed to the platen, comprising pressure rollers adapted to come into pressure contact with the platen for pressing down a recording sheet, and a guide pla...
04/30/1985
4294556Guide for record carrier in printers
A device for guiding a record medium sheet which is to be printed upon in a printing machine having a platen, the device being arranged to guide the sheet around the platen and including an apron member formed and positioned to hold the sheet in contact w...
10/13/1981
3941228Electromagnetically 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 element for printing. Movement of the carriage, as well as vert...
03/02/1976
 
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