Patent US2929435A successfully refreshed from Google Patents.
US2929435A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for seating reinforcing members in rubberized fabric structures
Assignee: Bridgestone Firestone Inc
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Filing: 1956-12-14
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Granted: 1960-03-22
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Expires: 1976-12-14
Abstract
No abstract record available.
Inventors
- 👤 Jack L Hollis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:11
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/02; B29D22/023; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
102 words
THE METHOD OF MANUFACTURING AN AIR SPRING HAVING DIFFERENT DIAMETER BEADS AT THE ENDS AND A CLOSURE DISK SEATED WITHIN THE SAMLLER BEAD COMPRISING, ASSEMBLING A PLURALITY OF RUBBERIZED FABIRC PLIES TO FORM A BODY TERMINATING IN SAID BEADS AND HAVING A TUBULAR PORTION OF SUBSTANTIAL LENGTH AND A DIAMETER SUBSTANTIALLY THE SAME AS THAT OF THE DISK, INTRODUCING SAID DISK INTO SAID AIR SPRING THROUGH SAID LARGER BEAD, AND PASING SAID DISK THROUGH SAID TUBULAR PROTION WHILE INTRODUCING AIR UNDER PRESSURE BEHIND SAID DISK TO INFLATE SAID AIR SPRING RADIALLY AT SAID DISK TO FACILITATE ITS PASSAGE THROUGH SAID TUBULAR PORTION.
Claim 2
Independent Claim
102 words
THE METHOD OF MANUFACTURING AN AIR SPRING HAVING DIFFERENT DIAMETER BEADS AT THE ENDS AND A CLOSURE DISK SEATED WITHIN THE SAMLLER BEAD COMPRISING, ASSEMBLING A PLURALITY OF RUBBERIZED FABIRC PLIES TO FORM A BODY TERMINATING IN SAID BEADS AND HAVING A TUBULAR PORTION OF SUBSTANTIAL LENGTH AND A DIAMETER SUBSTANTIALLY THE SAME AS THAT OF THE DISK, INTRODUCING SAID DISK INTO SAID AIR SPRING THROUGH SAID LARGER BEAD, AND PASING SAID DISK THROUGH SAID TUBULAR PROTION WHILE INTRODUCING AIR UNDER PRESSURE BEHIND SAID DISK TO INFLATE SAID AIR SPRING RADIALLY AT SAID DISK TO FACILITATE ITS PASSAGE THROUGH SAID TUBULAR PORTION.
Claim 3
Dependent Claim
75 words
APPARATUS FOR SEATING A REINFORCING MEMBER WITHIN THE NARROW END OF A RUBBERIZED FABRIC STRUCTURE HAVING A TUBULAR FORM WITH OPEN ENDS OF MATERIALLY DIFFERENT DIAMETERS COMPRISING, A BASE FOR SUPPORTING THE LARGER DIAMETER END OF SAID STRUCTURE, A RAM MOVABLE WITHIN SAID BASE FOR SUPPORTING SAID REINFORCING MEMBER CONCENTRICALLY OF SAID STRUCTURE, PRESSURE MEANS FOR EXTENDING SAID RAM AND MEMBER AXIALLY WITHIN SAID STRUCTURE, A CLAMP RING FOR HOLDING SAID STRUCTURE AGAINST SAID BASE,
Claim 4
Dependent Claim
75 words
APPARATUS FOR SEATING A REINFORCING MEMBER WITHIN THE NARROW END OF A RUBBERIZED FABRIC STRUCTURE HAVING A TUBULAR FORM WITH OPEN ENDS OF MATERIALLY DIFFERENT DIAMETERS COMPRISING, A BASE FOR SUPPORTING THE LARGER DIAMETER END OF SAID STRUCTURE, A RAM MOVABLE WITHIN SAID BASE FOR SUPPORTING SAID REINFORCING MEMBER CONCENTRICALLY OF SAID STRUCTURE, PRESSURE MEANS FOR EXTENDING SAID RAM AND MEMBER AXIALLY WITHIN SAID STRUCTURE, A CLAMP RING FOR HOLDING SAID STRUCTURE AGAINST SAID BASE,
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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) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |