US3082811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for placing and positioning bead cores in tire building machines
Assignee: Trelleborgs Gummifabriks AB
•
Filing: 1961-03-06
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Granted: 1963-03-26
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Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Borglin Nils Axel
- 👤 Appelgren Anders Mats Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:52
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/20; B29D30/32; B29D2030/3207
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN A TIRE BUILDING MACHINE HAVING A FRAME, A TIRE BUILDING DRUM ON SAID FRAME, RODS MOUNTED ON SAID FRAME FOR SLIDING MOVEMENT IN THE DIRECTION OF THE LENGTH OF SAID RODS AND PARALLEL TO THE AXIS OF SAID TIRE DRUM, AND MEANS ON SAID FRAME CONNECTED TO SAID RODS FOR MOVING SAID RODS, THAT IMPROVEMENT COMPRISING APPARATUS FOR CLAMPING AND RELEASING BEAD CORES TO BE PLACED AROUND THE TIRE DRUM, SAID APPARATUS ADAPTED TO BE MOUNTED ON SAID RODS AND COMPRISING A HEAD, A PLURALITY OF HOLDER MEANS MOUNTED ON SAID HEAD FOR MOVEMENT TOWARD EACH OTHER TO ONE POSITION IN WHICH THEY CLAMP BETWEEN THEM A PREFABRICATED BEAD CORE AND MOVEMENT AWAY FROM EACH OTHER TO ANOTHER POSITION IN WHICH THEY RELEASE THE BEAD CORE, AND MOTOR MEANS MOUNTED ON SAID HEAD CONNECTED TO SAID HOLDER MEANS FOR MOVING SAID HOLDER MEANS BETWEEN SAID POSITIONS.
Claim 2
Dependent Claim
147 words
IN A TIRE BUILDING MACHINE HAVING A FRAME, A TIRE BUILDING DRUM ON SAID FRAME, RODS MOUNTED ON SAID FRAME FOR SLIDING MOVEMENT IN THE DIRECTION OF THE LENGTH OF SAID RODS AND PARALLEL TO THE AXIS OF SAID TIRE DRUM, AND MEANS ON SAID FRAME CONNECTED TO SAID RODS FOR MOVING SAID RODS, THAT IMPROVEMENT COMPRISING APPARATUS FOR CLAMPING AND RELEASING BEAD CORES TO BE PLACED AROUND THE TIRE DRUM, SAID APPARATUS ADAPTED TO BE MOUNTED ON SAID RODS AND COMPRISING A HEAD, A PLURALITY OF HOLDER MEANS MOUNTED ON SAID HEAD FOR MOVEMENT TOWARD EACH OTHER TO ONE POSITION IN WHICH THEY CLAMP BETWEEN THEM A PREFABRICATED BEAD CORE AND MOVEMENT AWAY FROM EACH OTHER TO ANOTHER POSITION IN WHICH THEY RELEASE THE BEAD CORE, AND MOTOR MEANS MOUNTED ON SAID HEAD CONNECTED TO SAID HOLDER MEANS FOR MOVING SAID HOLDER MEANS BETWEEN SAID POSITIONS.
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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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |