Patent US3238870A successfully refreshed from Google Patents.
US3238870A
Expired / Lapsed
US
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Inker
Assignee: Pitney Bowes Inc
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Filing: 1963-12-03
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Granted: 1966-03-08
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Expires: 1983-12-03
Abstract
No abstract record available.
Inventors
- 👤 Matkovich George
- 👤 Jr Henry S Hazelton
- 👤 Charles O Kishibay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:36
CPC Classifications
B; B41; B41F; B41F31/00; B41F31/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
302 words
IN AN INKING DEVICE: A MAIN BODY MEMBER, SAID MAIN BODY MEMBER HAVING AN INK CONDUCTING PASSAGE FORMED THERETHROUGH, SAID PASSAGE HAVING AN UPRIGHT PORTION AND A HORIZONTAL PORTION; A TUBULAR FITTING MEMBER MOUNTED ON SAID MAIN BODY MEMBER AND HAVING A BORE FORMED THERETHROUGH WHICH COMMUNICATES WITH SAID UPRIGHT PORTION OF SAID PASSAGE; AN INK CONTAINER HAVING A SINGLE FLUID CONDUCTING OPENING THEREIN DEFINED BY A DEPENDING TUBULAR NECK THAT IS ADAPTED TO SLIDABLY FIT DOWN OVER THE UPPER END OF SAID TUBULAR FITTING MEMBER SO AS TO THEREBY FORM A SEALED CONNECTION WITH SAID TUBULAR FITTING MEMBER; THE SAID SINGLE FLUID CONDUCTING OPENING IN SAID INK CONTAINER, THE BORE IN SAID TUBULAR FITTING MEMBER AND THE INK CONDUCTING PASSAGE IN SAID MAIN BODY MEMBER BEING IN COEXTENSIVE COMMUNICATING INK CONDUCTING RELATION, THE UPPER END OF SAID TUBULAR FITTING MEMBER BEING FORMED TO FACILITATE THE RECEPTION OF SAID TUBULAR CONTAINER NECK; AN INKING ROLLER HUB HAVING ONE END THAT IS ROTATABLY MOUNTED IN SAID MAIN BODY FORMED THEREIN WHICH COMING A TAPERED AXIAL BORE FORMED THEREIN WHICH COMMUNICATES WITH SAID HORIZONTAL PORTION OF SAID TANK CONDUCTING PASSAGE, SAID HUB ALSO HAVING A PLURALITY OF APERTURES FORMED THROUGH THE PERIPHERAL WALLS THEREOF; A SEALING RING OPERATIVELY DISPOSED BETWEEN SAID HUB MEMBER AND HAVING A FREE OUTER END THAT IS ADAPTED TO ROTATABLY SUPPORT THE OTHER END OF SAID INKING ROLLER HUB; A SEALING RING OPERATIVELY DISPOSED BETWEEN SAID HUB AND SAID MAIN BODY MEMBER; AND A LAYER OF POROUS MATERIAL SECURED TO THE PERIPHERY OF SAID HUB SO THAT THE PORE CAVITIES OF SAID MATERIAL COMMUNICATE WITH SAID TAPERED BORE THROUGH SAID APERTURES SO AS TO THEREBY FORM A SUBSTANTIALLY CLOSED INKING SYSTEM WHEREIN AIR CAN ENTER AND INK CAN LEAVE SAID SYSTEM ONLY THROUGH THE OPERATIVE SURFACES OF SAID POROUS MATERIAL.
Claim 2
Dependent Claim
302 words
IN AN INKING DEVICE: A MAIN BODY MEMBER, SAID MAIN BODY MEMBER HAVING AN INK CONDUCTING PASSAGE FORMED THERETHROUGH, SAID PASSAGE HAVING AN UPRIGHT PORTION AND A HORIZONTAL PORTION; A TUBULAR FITTING MEMBER MOUNTED ON SAID MAIN BODY MEMBER AND HAVING A BORE FORMED THERETHROUGH WHICH COMMUNICATES WITH SAID UPRIGHT PORTION OF SAID PASSAGE; AN INK CONTAINER HAVING A SINGLE FLUID CONDUCTING OPENING THEREIN DEFINED BY A DEPENDING TUBULAR NECK THAT IS ADAPTED TO SLIDABLY FIT DOWN OVER THE UPPER END OF SAID TUBULAR FITTING MEMBER SO AS TO THEREBY FORM A SEALED CONNECTION WITH SAID TUBULAR FITTING MEMBER; THE SAID SINGLE FLUID CONDUCTING OPENING IN SAID INK CONTAINER, THE BORE IN SAID TUBULAR FITTING MEMBER AND THE INK CONDUCTING PASSAGE IN SAID MAIN BODY MEMBER BEING IN COEXTENSIVE COMMUNICATING INK CONDUCTING RELATION, THE UPPER END OF SAID TUBULAR FITTING MEMBER BEING FORMED TO FACILITATE THE RECEPTION OF SAID TUBULAR CONTAINER NECK; AN INKING ROLLER HUB HAVING ONE END THAT IS ROTATABLY MOUNTED IN SAID MAIN BODY FORMED THEREIN WHICH COMING A TAPERED AXIAL BORE FORMED THEREIN WHICH COMMUNICATES WITH SAID HORIZONTAL PORTION OF SAID TANK CONDUCTING PASSAGE, SAID HUB ALSO HAVING A PLURALITY OF APERTURES FORMED THROUGH THE PERIPHERAL WALLS THEREOF; A SEALING RING OPERATIVELY DISPOSED BETWEEN SAID HUB MEMBER AND HAVING A FREE OUTER END THAT IS ADAPTED TO ROTATABLY SUPPORT THE OTHER END OF SAID INKING ROLLER HUB; A SEALING RING OPERATIVELY DISPOSED BETWEEN SAID HUB AND SAID MAIN BODY MEMBER; AND A LAYER OF POROUS MATERIAL SECURED TO THE PERIPHERY OF SAID HUB SO THAT THE PORE CAVITIES OF SAID MATERIAL COMMUNICATE WITH SAID TAPERED BORE THROUGH SAID APERTURES SO AS TO THEREBY FORM A SUBSTANTIALLY CLOSED INKING SYSTEM WHEREIN AIR CAN ENTER AND INK CAN LEAVE SAID SYSTEM ONLY THROUGH THE OPERATIVE SURFACES OF SAID POROUS MATERIAL.
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |