US3733180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid state cool gas generator
Assignee: Boeing Co
•
Filing: 1971-01-08
•
Granted: 1973-05-15
•
Expires: 1991-01-08
Abstract
Abstract AN EMERGENCY SYSTEM WHICH GENERATES COOL GASES FOR PNEUMATIC OR PRESSURIZATION SYSTEMS, AND FOR INFLATING INFLATABLE OBJECTS. HOT GASES ARE GENERATED BY A SOLID PROPELLANT. THE HOT GASES FLOW THROUGH A DISSOCIATED BED OF SLID ENDOTHERMIC MATERIAL WHICH ISDECOMPOSED TO GENERATE COOL GASES MIXING WITH AND COOLING THE HOT GASES. THE FLOW OF GASES WITHN THE DISSOCIATED BED IS DIRECTED BY A BAFFLE LOCATED AT THE OUTLET TO THE BED, THE COOLED GASES FLOW VIA VARIABL AREA NOZZLE AND INTO A GAS RECEIVER IF USED FOR PNEUMATIC, PRESSURIZATION OR SIMILAR SYSTEMS, OR THROUGH AN ASPIRATOR AND INTO AN INFLATABLE DEVICE TO BE INFLATED.
Inventors
- 👤 J Heineck
- 👤 J Schwab
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:22
CPC Classifications
B; B63; B63C; B63C9/00; B63C9/08; B63C9/18; B01; B01J; B01J7/00; F; F42; F42B; F42B3/00; F42B3/04; Y; Y10; Y10S; Y10S60/00; Y10S60/909
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-14 | 1976-11-13 | 1977-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-14 | 1980-11-13 | 1981-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-14 | 1984-11-13 | 1985-05-15 | $7700.00 | Window Closed / Lapsed |