Patent US3111445A successfully refreshed from Google Patents.
US3111445A
Expired / Lapsed
US
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Tire building and shaping drum
Assignee: Pneumatiques Caoutchouc Manufacture et Plastiques Kleber Colombes SA
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Filing: 1960-07-05
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Granted: 1963-11-19
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Expires: 1980-07-05
Abstract
No abstract record available.
Inventors
- 👤 Pouilloux Jacques
- 👤 Paul Jean R Saint
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:40
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/36; B29D30/08; B29D30/20; B29D30/24; B29D30/244; B29D30/245; B29D30/32; B29D2030/3214
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A TIRE BUILDING AND SHAPING DRUM COMPRISING A PAIR OF AXIALLY SPACED AIR-IMPERVIOUS SIDE MEMBERS, MEANS SUPPORTING SAID SIDE MEMBERS COAXIALLY FOR RELATIVE AXIAL MOVEMENTS, AND ANNULAR FLEXIBLE AIR-IMPREVIOUS MEMBRANE INEXTENSIBLE IN AN AXIAL DIRECTION, CLAMP MEANS ON EACH SIDE MEMBER SECURING THE EDGES OF SAID MEMBRANE TO THE SAID SIDE MEMBERS WITH AN UNSUPPORTED PORTION OF THE MEMBRANE BETWEEN THE SIDE MEMBERS TO PROVIDE THEREWITH AN ENCLOSED AIR CHAMBER HAVING A PASSAGE THEREINTO FOR AIR UNDER PRESSURE, THE SAID MEMBRANE AND SAID MEMBERS IN ONE POSITION THEREOF DISPOSING SAID MEMBRANE IN A SUBSTNTIALLY CYLINDRICAL CONFIGURATION AND MOVABLE THEREFROM TO ANOTHER POSITION TO DISPOSE THE SAID MEMBRANE IN A SUBSTNTIALLY TOROIDAL CONFIGURATION WHEN AIR UNDER PRESSURE IS INTRODUCED INTO SAID CHAMBER, AND MEANS TO
Claim 2
Dependent Claim
124 words
A TIRE BUILDING AND SHAPING DRUM COMPRISING A PAIR OF AXIALLY SPACED AIR-IMPERVIOUS SIDE MEMBERS, MEANS SUPPORTING SAID SIDE MEMBERS COAXIALLY FOR RELATIVE AXIAL MOVEMENTS, AND ANNULAR FLEXIBLE AIR-IMPREVIOUS MEMBRANE INEXTENSIBLE IN AN AXIAL DIRECTION, CLAMP MEANS ON EACH SIDE MEMBER SECURING THE EDGES OF SAID MEMBRANE TO THE SAID SIDE MEMBERS WITH AN UNSUPPORTED PORTION OF THE MEMBRANE BETWEEN THE SIDE MEMBERS TO PROVIDE THEREWITH AN ENCLOSED AIR CHAMBER HAVING A PASSAGE THEREINTO FOR AIR UNDER PRESSURE, THE SAID MEMBRANE AND SAID MEMBERS IN ONE POSITION THEREOF DISPOSING SAID MEMBRANE IN A SUBSTNTIALLY CYLINDRICAL CONFIGURATION AND MOVABLE THEREFROM TO ANOTHER POSITION TO DISPOSE THE SAID MEMBRANE IN A SUBSTNTIALLY TOROIDAL CONFIGURATION WHEN AIR UNDER PRESSURE IS INTRODUCED INTO SAID CHAMBER, AND MEANS TO
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) | 1966-11-18 | 1967-05-20 | 1967-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-18 | 1971-05-20 | 1971-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-18 | 1975-05-20 | 1975-11-19 | $7700.00 | Window Closed / Lapsed |