Erectable structures
Abstract
Abstract AN ERECTABLE STRUCTURE FORMED BY ONE OR MORE UNITS HAVING AT LEAST TWO CONNECTED SUPPORT MEMBERS. EACH OF THE SUPPORT MEMBERS IS IN TURN FORMED BY A PLURALITY OF FOLDABLE PANELS. IN THE COLLAPSED OR FOLDED CONDITION THE STRUCTURE OCCUPIES A HEIGHT EQUAL SUBSTANTIALLY TO THE SUM OF THE THICKNESSES OF THE TOTAL NUMBER OF PANELS FORMING THE SUPPORT MEMBER ON ONE SIDE OF THE STRUCTURE AND EACH SUPPORT MEMBER OCCUPIES AN AREA SUBSTANTIALLY EQUAL TO THE AREA OF ONE OF ITS FOLDED PANELS. WHEN UNFOLDED OR DEPLOYED, THE PANELS OF EACH SUPPORT MEMBER ARE EXTENDED AND LOCK TOGETHER TO FORM A STRUCTURE WHICH IS SUBSTANTIALLY RIGID ALONG ITS LONGITUDINAL AXIS AND IN A DIRECTION TRANSVERSE THERETO. THE ERECTED STRUCTURE ALSO HAS A RELATIVELY LARGE SURFACE AREA WHICH IS SUBSTANTIALLY EQUAL TO THE SUM OF THE AREAS OF THE INDIVIDUAL PANELS FORMING THE SUPPORT MEMBERS.
Inventors
- 👤 Thomas G Berry
Bibliographic Details
Claims Analysis
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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) | 1974-09-20 | 1975-03-22 | 1975-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-20 | 1979-03-22 | 1979-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-20 | 1983-03-22 | 1983-09-21 | $7700.00 | Window Closed / Lapsed |