US3340988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carriage mechanism providing letter spacing without moving ends of web
Assignee: Unisys Corp
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Filing: 1966-11-04
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Granted: 1967-09-12
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Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Paul R Hoffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:59
CPC Classifications
—
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
183 words
A CARRIAGE MECHANISM FOR MOVING AN ELONGATE RECORD MEDIUM ALONG A PRINTING LINE COMPRISING A FRAME MOVABLE IN A PRINTING OPERATION ALONG A RECTILINEAR PATH, A FIRST PARI OF SPACED ROLLERS MOUNTED ON SAID FRAME WITH THEIR AXES AT AN ANGLE TO SAID RECTILINEAR PATH FOR SUPPORTING AND GUIDING THE PRINTING ZONE PORTION OF SAID RECORD MEDIUM AND ADAPTED TO BE MOVED AXIALLY BY MOVEMENT OF SAID FRAME AND SAID RECORD MEDIUM, A SECOND PAIR OF ROLLERS MOUNTED ON SAID FRAME WITH THEIR AXES AT A DIFFERENT ANGLE TO SAID RECTILINEAR PATH THAN SAID FIRST PAIR OF GUIDE ROLLERS FOR RESPECTIVELY SUPPORTING AND GUIDING SAID RECORD MEDIUM BEYOND EACH END OF SAID PRINTING ZONE PORTION, GUIDING MEANS FOR CAUSING SAID SECOND PAIR OF ROLLERS TO MOVE AXIALLY IN THE SAME GENERAL DIRECTION AS SAID FIRST PAIR OF ROLLERS WHEN SAID FRAME IS MOVED, AND MEANS FOR HOLDING THE END PORTIONS OF THE RECORD MEDIUM STATIONARY WHEN SAID FRAME IS MOVED TO CAUSE SAID PRINTING ZONE PORTION TO MOVE SO THAT A POINT THEREON WILL MOVE ALONG A LINE PARALLEL TO SAID PRINTING LINE.
Claim 2
Dependent Claim
183 words
A CARRIAGE MECHANISM FOR MOVING AN ELONGATE RECORD MEDIUM ALONG A PRINTING LINE COMPRISING A FRAME MOVABLE IN A PRINTING OPERATION ALONG A RECTILINEAR PATH, A FIRST PARI OF SPACED ROLLERS MOUNTED ON SAID FRAME WITH THEIR AXES AT AN ANGLE TO SAID RECTILINEAR PATH FOR SUPPORTING AND GUIDING THE PRINTING ZONE PORTION OF SAID RECORD MEDIUM AND ADAPTED TO BE MOVED AXIALLY BY MOVEMENT OF SAID FRAME AND SAID RECORD MEDIUM, A SECOND PAIR OF ROLLERS MOUNTED ON SAID FRAME WITH THEIR AXES AT A DIFFERENT ANGLE TO SAID RECTILINEAR PATH THAN SAID FIRST PAIR OF GUIDE ROLLERS FOR RESPECTIVELY SUPPORTING AND GUIDING SAID RECORD MEDIUM BEYOND EACH END OF SAID PRINTING ZONE PORTION, GUIDING MEANS FOR CAUSING SAID SECOND PAIR OF ROLLERS TO MOVE AXIALLY IN THE SAME GENERAL DIRECTION AS SAID FIRST PAIR OF ROLLERS WHEN SAID FRAME IS MOVED, AND MEANS FOR HOLDING THE END PORTIONS OF THE RECORD MEDIUM STATIONARY WHEN SAID FRAME IS MOVED TO CAUSE SAID PRINTING ZONE PORTION TO MOVE SO THAT A POINT THEREON WILL MOVE ALONG A LINE PARALLEL TO SAID PRINTING LINE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |