Patent US3097985A successfully refreshed from Google Patents.
US3097985A
Expired / Lapsed
US
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Tire building drum
Assignee: Pneumatiques Caoutchouc Manufacture et Plastiques Kleber Colombes SA
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Filing: 1960-06-24
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Granted: 1963-07-16
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Expires: 1980-06-24
Abstract
No abstract record available.
Inventors
- 👤 Heuze Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:22
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/08; B29D30/20; B29D30/24; B29D30/26; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/10; B29K2105/101; B29L; B29L2022/00; B29L2022/02; B29L2022/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
165 words
A TIRE BUILDING DRUM COMPRISING A PAIR OF FLUID IMPERVIOUS SIDE MEMBERS AT LEAST ONE OF WHICH IS AXIALLY MOVABLE RELATIVE TO THE OTHER, AN ANNULAR MEMBBRANE OF FLEXIBLE IMPERVIOUS MATERIAL REINFORCED BY FLEXIBLE INEXTENSIBLE ELEMENTS EXTENDING GENERALLY AXIALLY OF THE MEMBRANE, AND MEANS FOR CLAMPING THE EDGES OF SAID MEMBRANE IN SEALING RELATIONSHIP WITH THE PERIPHERIES OF SAID SIDE MEMBERS SO THAT INTRODUCTION OF FLUID UNDER PRESSURE INTO THE REGION BETWEEN SAID SIDE MEMBERS AND MEMBRANE SHAPES THE LATTER TO A TRANSVERSLY ARCUATE CONFIGURATION, THE SAID MEMBRANE INCLUDING AN INTEGRAL COVER OF ELASTOMERIC MATERIAL RADIALLY OUTWARDLY OF SAID REINFORCING ELEMENTS WITH SEPARATE CIRCUMFERENTIALLY EXTENDING INFLATION CHAMBERS BETWEEN SAID COVER AND THE SAID INEXTENSIBLE ELEMENTS ON EITHER SIDE OF THE CIRCUMFERENTIAL CENTER LINE OF THE MEMBERS, A WALL OF EACH OF SAID CHAMBERS BEING PROVIDED WITH AN OPENING FOR THE INTORDUCTION THEREIN OF FLUID UNDER PRESSURE TO THEREBY EFFECT MOVEMENT OF THE PORTIONS OF SAID COVER OVER SAID CHAMBERS OUTWARDLY RELATIVE TO THE REINFORCING ELEMENTS.
Claim 2
Dependent Claim
165 words
A TIRE BUILDING DRUM COMPRISING A PAIR OF FLUID IMPERVIOUS SIDE MEMBERS AT LEAST ONE OF WHICH IS AXIALLY MOVABLE RELATIVE TO THE OTHER, AN ANNULAR MEMBBRANE OF FLEXIBLE IMPERVIOUS MATERIAL REINFORCED BY FLEXIBLE INEXTENSIBLE ELEMENTS EXTENDING GENERALLY AXIALLY OF THE MEMBRANE, AND MEANS FOR CLAMPING THE EDGES OF SAID MEMBRANE IN SEALING RELATIONSHIP WITH THE PERIPHERIES OF SAID SIDE MEMBERS SO THAT INTRODUCTION OF FLUID UNDER PRESSURE INTO THE REGION BETWEEN SAID SIDE MEMBERS AND MEMBRANE SHAPES THE LATTER TO A TRANSVERSLY ARCUATE CONFIGURATION, THE SAID MEMBRANE INCLUDING AN INTEGRAL COVER OF ELASTOMERIC MATERIAL RADIALLY OUTWARDLY OF SAID REINFORCING ELEMENTS WITH SEPARATE CIRCUMFERENTIALLY EXTENDING INFLATION CHAMBERS BETWEEN SAID COVER AND THE SAID INEXTENSIBLE ELEMENTS ON EITHER SIDE OF THE CIRCUMFERENTIAL CENTER LINE OF THE MEMBERS, A WALL OF EACH OF SAID CHAMBERS BEING PROVIDED WITH AN OPENING FOR THE INTORDUCTION THEREIN OF FLUID UNDER PRESSURE TO THEREBY EFFECT MOVEMENT OF THE PORTIONS OF SAID COVER OVER SAID CHAMBERS OUTWARDLY RELATIVE TO THE REINFORCING ELEMENTS.
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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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |