Patent US2754884A successfully refreshed from Google Patents.
US2754884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire building apparatus
Assignee: Bridgestone Firestone Inc
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Filing: 1953-09-29
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Granted: 1956-07-17
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Expires: 1973-09-29
Abstract
No abstract record available.
Inventors
- 👤 Alexander G Jefferys
- 👤 Noall John
- 👤 Noall Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:27
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/20; B29D30/32; B29D30/24; B29D30/244; B29D30/246; B29D30/247; B29D2030/3221; B29D2030/3264
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
IN A TIRE BUILDING MACHINE HAVING A COLLAPSIBLE BUILDING DRUM SUPPORTED AND DRIVEN AT THE END OF A CENTILEVER SHAFT AND HAVING STITCHING MEANS ADAPTED TO TURN THE TIRE PLIES EXTENDING AXIALLY BEYOND THE ENDS OF SAID DRUM RADIALLY AROUND THE TIRE BEADS LOCATED AT THE SHOLDERS OF SAID DRUM, APPARATUS LOCATED AT EACH END OF SAID DRUM INCLUDING A PAIR OF RINGS ADAPTED TO SET THE BEADS OF SAID TIRE AGAINST THE SHOLDERS AT EACH END OF THE DRUM AFTER THE TIRE PLIES EXTENDING BEYOND THE END OF THE DRUM HAVE BEEN TURNED RADIALLY INWARDLY BY SAID STICHING MEANS, MEANS TO PULL SAID INWARDLY TURNED PLIES OUTWARDLY INTO AXIALLY EXTENDING CYLINDRICAL FORM, MEANS TO EXPAND THE DIAMETER OF SAID BEAD-SETTING RINGS AND MEANS TO BRING SAID EXPANDED RINGS INTO POSITION TO BEAR AGAINST SAID BEADS TO HOLD THEM IN PLACE AGAINST THE SHOULDERS OF SAID DRUM WHILE SAID PLIES ARE TURNED AXIALLY OUTWARDLY.
Claim 2
Dependent Claim
154 words
IN A TIRE BUILDING MACHINE HAVING A COLLAPSIBLE BUILDING DRUM SUPPORTED AND DRIVEN AT THE END OF A CENTILEVER SHAFT AND HAVING STITCHING MEANS ADAPTED TO TURN THE TIRE PLIES EXTENDING AXIALLY BEYOND THE ENDS OF SAID DRUM RADIALLY AROUND THE TIRE BEADS LOCATED AT THE SHOLDERS OF SAID DRUM, APPARATUS LOCATED AT EACH END OF SAID DRUM INCLUDING A PAIR OF RINGS ADAPTED TO SET THE BEADS OF SAID TIRE AGAINST THE SHOLDERS AT EACH END OF THE DRUM AFTER THE TIRE PLIES EXTENDING BEYOND THE END OF THE DRUM HAVE BEEN TURNED RADIALLY INWARDLY BY SAID STICHING MEANS, MEANS TO PULL SAID INWARDLY TURNED PLIES OUTWARDLY INTO AXIALLY EXTENDING CYLINDRICAL FORM, MEANS TO EXPAND THE DIAMETER OF SAID BEAD-SETTING RINGS AND MEANS TO BRING SAID EXPANDED RINGS INTO POSITION TO BEAR AGAINST SAID BEADS TO HOLD THEM IN PLACE AGAINST THE SHOULDERS OF SAID DRUM WHILE SAID PLIES ARE TURNED AXIALLY OUTWARDLY.
References Cited (Backward Citations)
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US2182176A
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US2488863A
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US2477718A
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US2565071A
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US2717628A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |