Class 400/213 - For impact of successive type-faces on one field of ribbon in path not parallel to longitudinal extent of ribbon (e.g., "zigzag", oblique, etc.)

Subclass of Class 400 - Typewriting machines
Definition: Subject matter wherein type-face* elements strike
No. of patents: 23
Last issue date: 03/07/2006

Number	Title	Issue Date
7009399	Omnidirectional sonde and line locator At least one antenna array including three mutually orthogonal antennas each sharing a common center point senses an electromagnetic signal emitted by a buried object such as a utility line, pipe or sonde. A circuit at least partially mounted in a housing is connect...	03/07/2006
5915859	Pivotable ink ribbon cassette and a printer An ink ribbon cassette is pivotably mounted to a printer. Ink ribbon is accommodated in the ink ribbon cassette and is caused to travel by a ribbon feed roller driven by a drive shaft provided in the printer. Printing operation is carried out at the casse...	06/29/1999
5224785	Ribbon cassette A cassette for a printer unit which includes an endless ribbon, a mechanism for transporting the ribbon, and a mechanism for causing the ribbon to move reciprocally comparatively slowly in a direction substantially transversely of the direction of movemen...	07/06/1993
5183345	Two-color shifting device for printing ribbon A feed wheel 10 provided at front and rear sides thereof with an intermittent gear 10b and a notched gear 10d, is formed on one end portion of a cylindrical cam shaft 5 for moving a printer, with a mesh-prevention side 10c left at its center. A switch cam...	02/02/1993
5067833	Ribbon shifting device for printers A mono color ink ribbon is held by a pivotable ribbon holder in front of a print head being moved along the platen, and the ribbon holder rides on a rail which has a raised center or central portion and lower ends, so that on a pass by the print head from...	11/26/1991
4840504	Printer ribbon cartridge with means for transversely displacing ribbon during advance An ink ribbon cartridge for a printer comprising a storage reel for an ink ribbon, a take-up reel for the ink ribbon, drive wheels for longitudinally advancing the ink ribbon from the storage reel to the take-up reel for printing on the ribbon, and a pull...	06/20/1989
4787763	Printing ribbon positioning apparatus and method of operation thereof A printing ribbon positioning apparatus and method of operation thereof advances a ribbon in connection with the printing of a character with one of a plurality of print rows across the width of the ribbon by an amount that takes into consideration the pa...	11/29/1988
4705415	Matrix printer and inker for indefinite length articles A stationary dot matrix printer for printing both continuously variable and repetitive information on a moving substrate utilizing a continuously driven endless loop of ink absorbing web material and either a solvent laden wick to wipe the print wires or ...	11/10/1987
4657418	High capacity ribbon supply arrangement A ribbon supply arrangement for a printer is provided with a first ribbon supply portion having supply and take-up reels therein, the ribbon being provided to a second ribbon supply portion which is installed on a carriage of the printer. In one embodimen...	04/14/1987
4623271	Ink ribbon cartridge for a printer including means for transversely displacing and advancing the ink ribbon in the cartridge An ink ribbon cartridge for a printer comprising a storage reel for an ink ribbon, a take-up reel for the ink ribbon, drive wheels for longitudinally advancing the ink ribbon from the storage reel to the take-up reel for printing on the ribbon and a pulle...	11/18/1986
4611938	Mechanism for raising and feeding ink ribbons in typewriters and similar machines The invention concerns a mechanism for raising and feeding different types of ink ribbons in typewriters and similar machines. With a simple design and using only one motor under programmed control, the mechanism is capable of utilizing ink ribbons econom...	09/16/1986
4606661	Proportional vertical and horizontal ribbon tracking for impact printers A method of and apparatus for proportional ribbon (23) tracking on a printer (20), the printer (20) including a carrier (30) upon which implements of printing, for example the printwheel (25), ribbon (23) and hammer (28) are all mounted for translation op...	08/19/1986
4411541	Ribbon feed and elevating mechanism for typewriters or similar machines A ribbon feed and elevating mechanism is so constructed that active parts for incrementally feeding and for elevating a ribbon from a rest position into one or more working positions form one structural unit mounted on a common shaft thereby providing a c...	10/25/1983
4353657	Ribbon feed mechanism and correction tape feed mechanism for a typewriter A ribbon and tape feed mechanism for a single element typewriter is disclosed. The ribbon feed mechanism and correction tape mechanism are mounted and configured to oscillate with the ribbon and correction tape cartridges when the cartridges and support t...	10/12/1982
4350451	Slidably positionable cartridge having skewed ribbon feed An inked ribbon winding device and an inked ribbon cartridge for use in a printing apparatus. A dispensing and a takeup spool, located closely together and at different elevations in the cartridge, establish a skewed angle of the ribbon traversing the ext...	09/21/1982
4280767	Printing apparatus Printing apparatus, in particular for performing multi-color printing operations, has a ribbon shift mechanism for selectively interposing different transversely spaced portions of a print ribbon between a print head and platen. The print head is of the i...	07/28/1981
4196665	Printing machine arrangements A ticket printing machine having reversible means for propelling a ticket between two points. The machine has a printing head which is movable transversely to the track of the ticket in a plane parallel to the plane of the ticket. The printing head is dri...	04/08/1980
4141662	Recording ribbon mechanism for instrument recorders To simplify transport of a recording ribbon, such as an inked ribbon, making an impression record on a recording strip of a chart-type instrument recorder, the ribbon is formed as a closed, endless loop which is guided in a path adjacent the printing mech...	02/27/1979
4132486	Ribbon platform mechanism for extending ribbon life The present mechanism includes a vertically moving platform which raises and lowers a printing ribbon relative to the moving printhead of a printer. When the printhead is at its home position, the platform is at its raised position thereby locating the lo...	01/02/1979
4111293	Ribbon transporting and shifting mechanism To more fully utilize the surface area of a typewriter ribbon in a cartridge ribbon receptacle, the cartridge locating plate supporting the receptacle is caused to oscillate with respect to the print head assembly. The ribbon cartridge assembly is a part ...	09/05/1978
4110050	Print ribbon handler A print ribbon handler for an impact type printer maintains the ribbon at a constant slant angle from the horizontal. A ribbon guide surface having threaded grooves is provided to guide the ribbon up and down at a constant vertical rate of change with res...	08/29/1978
4008662	Printer ribbon drive apparatus A hammer is movable to strike paper against a rotatable type member through a ribbon for printing. The hammer is moved for printing by a rotary shaft formed with a projection which engages with the hammer upon rotation of the shaft. A rockable ribbon guid...	02/22/1977
3993181	Matrix printer incorporating intermittent ink ribbon transport A matrix printer comprising a printing head which can be moved to and from along a record carrier in a direction parallel to a printing line direction. The printing head is provided with straight recording pins which are arranged to be mutually parallel a...	11/23/1976

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Class 400/213 - For impact of successive type-faces on one field of ribbon in path not parallel to longitudinal extent of ribbon (e.g., "zigzag", oblique, etc.)