US3922965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Document printer
Assignee: MSI Data Corp
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Filing: 1973-12-26
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Granted: 1975-12-02
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Expires: 1993-12-26
Abstract
Abstract A document printer for automatically printing on a check or the like preselected data on a plurality of lines. A print head is controlled to traverse the face of a document for printing thereon. The print head is controlled to exactly duplicate the path of a path defining structure for carrying out the printing operations.
Inventors
- 👤 John D Platt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:29
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/22; B41J2/23; B41J2/235; B41J2/24; B41J19/00; B41J19/18; B41J19/20
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
307 words
A printer for printing on documents such as checks and the like comprising a housing having an aperture for receiving a document and inserting the document completely within the housing for printing thereon, means for receiving and holding the document to be printed in a stationary position to be printed on, means for signalling the receipt and correct positioning of the document in the receiving means for printing thereon, means for defining and traversing a preselected serpentine path of travel corresponding to a plurality of lines on a document to be printed, said path defining means comprising a power driven chain, means for guiding the chain over the preselected, serpentine path whereby a point on the chain traces said path from a starting point, around the path and comes to rest at the starting point to trace a path corresponding to the traversing of the lines on the document to be printed, means for actuating the path defining means, printing means, means for mounting said printing means to said latter-mentioned means to cause the printing means to duplicate the preselected path of travel upon actuation thereof and thereby traverse across the face of the document to be printed in a plurality of lines, means for signalling the positioning of the printing means at each line for initiating the printing in a line upon the operation of the signalling means, a plurality of means carried by the path defining means for sequentially operating said signalling means at a plurality of points in the path corresponding to the plurality of lines on the document to be printed, means for ejecting a printed document through the housing aperture, and means carried by the path defining means for operating the ejection means at a preselected point in the path corresponding to the complete trAversal of the document by the printing means.
Claim 2
Dependent Claim
307 words
A printer for printing on documents such as checks and the like comprising a housing having an aperture for receiving a document and inserting the document completely within the housing for printing thereon, means for receiving and holding the document to be printed in a stationary position to be printed on, means for signalling the receipt and correct positioning of the document in the receiving means for printing thereon, means for defining and traversing a preselected serpentine path of travel corresponding to a plurality of lines on a document to be printed, said path defining means comprising a power driven chain, means for guiding the chain over the preselected, serpentine path whereby a point on the chain traces said path from a starting point, around the path and comes to rest at the starting point to trace a path corresponding to the traversing of the lines on the document to be printed, means for actuating the path defining means, printing means, means for mounting said printing means to said latter-mentioned means to cause the printing means to duplicate the preselected path of travel upon actuation thereof and thereby traverse across the face of the document to be printed in a plurality of lines, means for signalling the positioning of the printing means at each line for initiating the printing in a line upon the operation of the signalling means, a plurality of means carried by the path defining means for sequentially operating said signalling means at a plurality of points in the path corresponding to the plurality of lines on the document to be printed, means for ejecting a printed document through the housing aperture, and means carried by the path defining means for operating the ejection means at a preselected point in the path corresponding to the complete trAversal of the document by the printing means.
Claim 3
Dependent Claim
70 words
A printer for printing on documents as defined in claim 1 including switching means arranged adjacent the starting point, said power driven chain including motor means for driving the chain and coupled to be responsive to the switching means, means carried by the chain for operating the switching means when it arrives at said starting point for de-energizing the motor and thereby maintaining the printing means at the starting point.
Claim 4
Dependent Claim
255 words
A printer for printing on documents such as checks and the like comprising a housing having an aperature for receiving a document and inserting the document completely within the housing for printing thereon, means for receiving and holding the document to be printed in a position to be printed on, means for signalling the receipt and correct positioning of the document in the receiving means for printing thereon, a power driven chain, means for mounting and guiding the chain over a preselected path of travel corresponding to a plurality of lines on a document to be printed, a drive motor, means for coupling the drive motor to the chain for driving same, carrier means connected to the chain to be moved thereby, printing means mounted to the carrier to cause the printing means to duplicate the preselected path of travel of the chain to thereby traverse across the face of the document to be printed in a plurality of lines, means for signalling the positioning of the printing means at each line for initiating the printing in a line, a plurality of pins carried by the chain for sequentially operating said signalling means at a plurality of points in the path corresponding to the plurality of lines on the documents to be printed, means for ejecting a printed document through the housing aperture, and pin means carried by the carrier means for operating the ejection means at a preselected point in the path corresponding to the complete traversal of the document by the printing means.
Claim 5
Dependent Claim
255 words
A printer for printing on documents such as checks and the like comprising a housing having an aperature for receiving a document and inserting the document completely within the housing for printing thereon, means for receiving and holding the document to be printed in a position to be printed on, means for signalling the receipt and correct positioning of the document in the receiving means for printing thereon, a power driven chain, means for mounting and guiding the chain over a preselected path of travel corresponding to a plurality of lines on a document to be printed, a drive motor, means for coupling the drive motor to the chain for driving same, carrier means connected to the chain to be moved thereby, printing means mounted to the carrier to cause the printing means to duplicate the preselected path of travel of the chain to thereby traverse across the face of the document to be printed in a plurality of lines, means for signalling the positioning of the printing means at each line for initiating the printing in a line, a plurality of pins carried by the chain for sequentially operating said signalling means at a plurality of points in the path corresponding to the plurality of lines on the documents to be printed, means for ejecting a printed document through the housing aperture, and pin means carried by the carrier means for operating the ejection means at a preselected point in the path corresponding to the complete traversal of the document by the printing means.
Claim 6
Dependent Claim
70 words
A printer as defined in claim 3 wherein said printing means comprises a print head having a plurality of individually operated printing elements and a ribbon cartridge having a self inking ribbon stored in the cartridge and extended across the printing head and movable into and out of the cartridge in accordance with the movements of the carrier means, and means for yieldably securing the end of the inking ribbon.
Claim 7
Dependent Claim
21 words
A printer as defined in claim 3 wherein said printing means is mounted to allow motion in three orthogonally related planes.
Claim 8
Dependent Claim
25 words
A printer as defined in claim 4 wherein the preselected path is defined to allow printing on successive lines from opposite ends of the line.
Claim 9
Dependent Claim
146 words
A printer as defined in claim 5 wherein the means for holding the document to be printed comprises a document guide plate having an aperture to expose the face of the document to the printing means, the opposite side of the document being held against a main plate, the printing head being moved over the guide plate and the document during its travel, a pressure plate having a shape complementary to the shape of the guide plate, pressure means mounted with the carrier means movable over the pressure plate to exert pressure to cause the printing means to move against the document to be printed when the printing means is exposed to the document and to move away from the document when it travels past the guide plate thereby allowing entry and ejection of the document and travel of the printing means over the guide plate.
Claim 10
Dependent Claim
33 words
A printer as defined in claim 7 including switching means adapted to de-energize the drive motor, said pressure means including means for operating the switching means at a home position of the chain.
References Cited (Backward Citations)
US2578771A
Cited
US2672809A
Cited
US2997152A
Cited
US3063537A
Cited
US3236351A
Cited
US3295439A
Cited
US3282205A
Cited
US3263602A
Cited
US3424291A
Cited
US3771443A
Cited
US3742846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-01 | 1979-06-02 | 1979-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-01 | 1983-06-02 | 1983-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-01 | 1987-06-02 | 1987-12-02 | $7700.00 | Window Closed / Lapsed |