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US3783029A Expired / Lapsed US ⏱️ 0.0 years remaining

Self-erecting and rigidizing deployable panel and panel assembly

Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1970-09-21
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Granted: 1974-01-01
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Expires: 1990-09-21
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Abstract

Abstract A DEPLOYABLE PANEL FOR DEPLOYABLE SOLAR ARRAYS AND OTHER DEPLOYABLE STRUCTURES. THE PANEL HAS A NUMBER OF PANEL SECTIONS HINGED EDGE-TO-EDGE ALONG HINGE LINES NORMAL TO THE LONGITUDINAL PANEL EDGES AND THIN WALLED RESILIENT TUBULAR BEAMS SECURED TO THE PANELS ALONG EDGES OF THE PANEL SECTIONS. THE PANEL IS FOLDABLE TO COMPACT STOWAGE CONFIGURATION WHEREIN THE PANEL SECTIONS ARE DISPOSED IN CONFRONTING FACE-TO-FACE RELATION WITH THE BEAMS FOLDED AND FLATTERED, SUCH THAT THE BEAMS STORE ELASTIC STRAIN ENERGY FOR AIDING EXTENSION OF THE PANEL TO A GENERALLY FLAT UNFOLDED CONFIGURATION WHEREIN THE BEAMS RIGIDIZE THE PANEL. THE BEAMS MAY PROVIDE ELECTRICAL BUS CONDUCTORS FOR ELECTRICAL ELEMENTS, SUCH AS SOLAR CELLS, ON THE PANEL. A DEPLOYABLE PANEL STRUCTURE EMBODYING A PAIR OF THE PANELS AND AN INTERVENING DEPLOYMENT BOOM FOR EXTENDING THE PANELS FROM FOLDED TO UNFOLDED CONFIGURATION.

Inventors

  • 👤 P Dillard
  • 👤 C Williamson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 20:38
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/08; B; B64; B64G; B64G1/00; B64G1/22; B64G1/222; B64G1/2221; B64G1/2222; B64G1/2224; B64G1/42; B64G1/44; B64G1/443; H02; H02S; H02S30/00; H02S30/20; B64G1/2229; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y10; Y10S; Y10S136/00; Y10S136/291; Y10S136/292

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1976-12-31 1977-07-02 1978-01-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-12-31 1981-07-02 1982-01-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-12-31 1985-07-02 1986-01-01 $7700.00 Window Closed / Lapsed

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