US3284964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible beam structures
Assignee: Individual
•
Filing: 1964-03-26
•
Granted: 1966-11-15
•
Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Saito Norio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:39
CPC Classifications
B; B25; B25J; B25J9/00; B25J9/10; B25J9/14; B25J9/142; B25J18/00; B25J18/06; B66; B66C; B66C23/00; B66C23/62; B66C23/64; F; F16; F16L; F16L11/00; F16L11/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A FLEXIBLE BEAM STRUCTURE COMPRISING A CENTRAL, LONGITUDINALLY EXTENDING, FLEXIBLE CORE MEMBER, A PLURALITY OF LONGITUDINALLY SPACED, RADIALLY EXTENDING MEMBERS FIXED TO SAID CORE MEMBER, AT LEAST THREE LONGITUDINALLY EXPANSIBLE AND CONTRACTABLE FLUID PRESSURE ELEMENTS BETWEEN EACH PAIR OF RADIALLY EXTENDING MEMBERS SPACED CIRCUMFERENTIALLY ABOUT SAID CORE MEMBER, AND FLUID PRESSURE MEANS FOR SELECTIVELY CONTROLLING THE FLUID PRESSURE IN SAID FLUID PRESSURE ELEMENTS TO EXPAND OR CONTRACT SAID ELEMENTS SELECTIVELY.
Claim 2
Dependent Claim
70 words
A FLEXIBLE BEAM STRUCTURE COMPRISING A CENTRAL, LONGITUDINALLY EXTENDING, FLEXIBLE CORE MEMBER, A PLURALITY OF LONGITUDINALLY SPACED, RADIALLY EXTENDING MEMBERS FIXED TO SAID CORE MEMBER, AT LEAST THREE LONGITUDINALLY EXPANSIBLE AND CONTRACTABLE FLUID PRESSURE ELEMENTS BETWEEN EACH PAIR OF RADIALLY EXTENDING MEMBERS SPACED CIRCUMFERENTIALLY ABOUT SAID CORE MEMBER, AND FLUID PRESSURE MEANS FOR SELECTIVELY CONTROLLING THE FLUID PRESSURE IN SAID FLUID PRESSURE ELEMENTS TO EXPAND OR CONTRACT SAID ELEMENTS SELECTIVELY.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |