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US3352518A Expired / Lapsed US ⏱️ 0.0 years remaining

Personnel ejection system for aircraft

Assignee: Kidde Inc
•
Filing: 1965-10-23
•
Granted: 1967-11-14
•
Expires: 1985-10-23
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Abstract

No abstract record available.

Inventors

  • 👤 John F Turner
  • 👤 Wallace F Ziegler
  • 👤 Lloyd E Thompson
  • 👤 Andrew R Jessen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 07:04
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/08; B64D25/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 238 words
A PERSONNEL ESCAPE SYSTEM FOR AN AIRCRAFT COMPRISING, A PERSONNEL SEAT MOUNTED IN THE AIRCRAFT FOR EJECTION UPWARDLY, MEANS FOR EJECTING THE SEAT FROM THE AIRCRAFT INCLUDING A THRUST PRODUCING MEANS MOUNTED ON SAID SEAT FOR IMPARTING SUBSTANTIAL FORCE THERETO FOR URGING SAID SEAT A SUBSTANTIAL DISTANCE UPWARDLY FROM SAID AIRCRAFT, SAID THRUST PRODUCING MEANS POSITIONED TO PRODUCE AN UPWARDLY AND FORWARDLY DIRECTED THRUST FROM BELOW AND BEHIND THE SEAT WITH SUCH THRUST DIRECTED SLIGHTLY BELOW THE LOCATION OF THE CENTER OF GRAVITY OF THE COMBINED MAN AND SEAT, SAID THRUST PRODUCING MEANS IMPARTING A THRUST FOR ONLY A SHORT DURATION FOR MINIMIZING ANY TUMBLING AND ROLLING THAT TENDS TO OCCUR BY REASON OF MISALIGNMENT BETWEEN THE DIRECTION OF THRUST AND SAID CENTER OF GRAVITY, MEANS FOR CAUSING SEPARATION BETWEEN THE SEAT AND MAN SUBSEQUENT TO THE TERMINATION OF SAID THRUST, A PARACHUTE SECURED TO THE MAN, MEANS FOR RAPIDLY AND AUTOMATICALLY DEPLOYING SAID PARACHUTE AFTER AT LEAST A SUBSTANTIAL DELAY FOLLOWING SAID SEAT-MAN SEPERATION, SAID PARACHUTE DEPLOYING MEANS ARRANGED TO DEPLOY THE PARACHUTE LATERALLY FROM THE MAN, MEANS CONNECTED BETWEEN SAID SEAT AND SAID PARACHUTE DEPLOYING MEANS FOR INITIATING THE OPERATION OF SAID PARACHUTE DEPLOYMENT MEANS, AND MEANS INITIATED BY THE EJECTION OF THE SEAT FROM THE AIRCRAFT FOR AUTOMATICALLY CAUSING THE OPERATION OF SAID SEAT-MAN SEPARATING MEANS AND SAID MEANS CONNECTED BETWEEN SAID SEAT AND SAID PARACHUTE DEPLOYING MEANS AT A PREDETERMINED TIME AFTER SUCH INITIATION.
Claim 2
Dependent Claim 238 words
A PERSONNEL ESCAPE SYSTEM FOR AN AIRCRAFT COMPRISING, A PERSONNEL SEAT MOUNTED IN THE AIRCRAFT FOR EJECTION UPWARDLY, MEANS FOR EJECTING THE SEAT FROM THE AIRCRAFT INCLUDING A THRUST PRODUCING MEANS MOUNTED ON SAID SEAT FOR IMPARTING SUBSTANTIAL FORCE THERETO FOR URGING SAID SEAT A SUBSTANTIAL DISTANCE UPWARDLY FROM SAID AIRCRAFT, SAID THRUST PRODUCING MEANS POSITIONED TO PRODUCE AN UPWARDLY AND FORWARDLY DIRECTED THRUST FROM BELOW AND BEHIND THE SEAT WITH SUCH THRUST DIRECTED SLIGHTLY BELOW THE LOCATION OF THE CENTER OF GRAVITY OF THE COMBINED MAN AND SEAT, SAID THRUST PRODUCING MEANS IMPARTING A THRUST FOR ONLY A SHORT DURATION FOR MINIMIZING ANY TUMBLING AND ROLLING THAT TENDS TO OCCUR BY REASON OF MISALIGNMENT BETWEEN THE DIRECTION OF THRUST AND SAID CENTER OF GRAVITY, MEANS FOR CAUSING SEPARATION BETWEEN THE SEAT AND MAN SUBSEQUENT TO THE TERMINATION OF SAID THRUST, A PARACHUTE SECURED TO THE MAN, MEANS FOR RAPIDLY AND AUTOMATICALLY DEPLOYING SAID PARACHUTE AFTER AT LEAST A SUBSTANTIAL DELAY FOLLOWING SAID SEAT-MAN SEPERATION, SAID PARACHUTE DEPLOYING MEANS ARRANGED TO DEPLOY THE PARACHUTE LATERALLY FROM THE MAN, MEANS CONNECTED BETWEEN SAID SEAT AND SAID PARACHUTE DEPLOYING MEANS FOR INITIATING THE OPERATION OF SAID PARACHUTE DEPLOYMENT MEANS, AND MEANS INITIATED BY THE EJECTION OF THE SEAT FROM THE AIRCRAFT FOR AUTOMATICALLY CAUSING THE OPERATION OF SAID SEAT-MAN SEPARATING MEANS AND SAID MEANS CONNECTED BETWEEN SAID SEAT AND SAID PARACHUTE DEPLOYING MEANS AT A PREDETERMINED TIME AFTER SUCH INITIATION.

References Cited (Backward Citations)

US3083938A Cited
US3020011A Cited
US3190589A Cited
US3191892A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-11-13 1971-05-15 1971-11-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-11-13 1975-05-15 1975-11-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-11-13 1979-05-15 1979-11-14 $7700.00 Window Closed / Lapsed

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