← Back to Patent Explorer
US3255584A Expired / Lapsed US ⏱️ 0.0 years remaining

Two stage gas turbine propulsion jet unit with thrust diverting means

Assignee: Daimler Benz AG
•
Filing: 1963-08-12
•
Granted: 1966-06-14
•
Expires: 1983-08-12
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Hubert J Grieb

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 21:03
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066; B64C29/0016; B64C29/0025

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 242 words
IN A TWO-STAGE GAS TURBINE JET PORPULSION UNIT, FOR PROPELLING VERTICAL TAKE-OFF AND SHORT TAKE-OFF AIRCRAFTS, WHICH INCLUDES A FIRST PORPULSION UNIT CYCLE WITH AIR COMPRESSOR MEANS, COMBUSTIOIN CHAMBER MEANS AND COMPRESSOR-DRIVE TURBINE MEANS; A CHANNEL SYSTEM INCLUDING A CHANNEL BIFURCATION OPERATIVELY CONNECTED WITH THE OUTPUT OF SAID TURBINE MEANS AND CONTINUING, ON THE ONE HAND, IN A HORIZONTAL THRUST CHANNEL AND EXTENDING SUBSTANTIALLY IN THE LONGITUDINAL AXIS OF THE PROPULSION UNIT AND, ON THE OTHER, IN LIFT CHANNEL BENT AT AN ANGLE TO SAID LONGITUDINAL AXIS, AND CONTROL MEANS IN SAID BIFURCATION OPERABLE TO SELECTIVELY CONTROL THE OPENING AND CLOSING OF SAID THRUST AND LIFT CHANNELS; AND A SECOND PROPULSION UNIT CYCLE INCLUDING LIFT COMPRESSOR ROTOR MEANS OPERABLE TO DRAW IN ATMOSPHERIC AIR FOR SAID SECOND CYCLE AND SUPPLY THE SAME TO SAID LIFT CHANNEL, AND AIR INLET MEANS FOR THE SECOND CYCLE DISPOSED ALONG THE CIRCUMFERENCE OF THE PROPULSION UNIT, THE IMPROVEMENT ESSENTIALLY CONSISTING OF BLADE MEANS CARRIED BY SAID LIFT COMPRESSORE ROTOR MEANS INCLUDING AIR COMPRESSOR BLADE MEANS DISPOSED RADIALLY OUTWARDLY THEREOF, A SET OF SPOKES RADIALLY INWARDLY THEREOF THAT ARE AERODYNAMICALLY INEFFECTUAL AND ROTATE WITHIN SAID THRUST CHANNEL MEANS, AND TURBINE BLADE MEANS INTERMEDIATE SAID AIR COMPRESSOR BLADE MEANS AND SAID SPOKES. SAID LIFT CHANNEL INCLUDING AN INITIALLY APPROXIMATELY LONGITUDINALLY DIRECTED AND SUBSEQUENTLY DOWNWARDLY BENT LIFT-CHANNEL BRANCH WHICH IS SUPPLIED WITH PROPULSION GASES OF THE FIRST PROPULSION UNIT CYCLE AND WITH AIR OF THE SECOND PROPULSION UNIT CYCLE.
Claim 2
Dependent Claim 242 words
IN A TWO-STAGE GAS TURBINE JET PORPULSION UNIT, FOR PROPELLING VERTICAL TAKE-OFF AND SHORT TAKE-OFF AIRCRAFTS, WHICH INCLUDES A FIRST PORPULSION UNIT CYCLE WITH AIR COMPRESSOR MEANS, COMBUSTIOIN CHAMBER MEANS AND COMPRESSOR-DRIVE TURBINE MEANS; A CHANNEL SYSTEM INCLUDING A CHANNEL BIFURCATION OPERATIVELY CONNECTED WITH THE OUTPUT OF SAID TURBINE MEANS AND CONTINUING, ON THE ONE HAND, IN A HORIZONTAL THRUST CHANNEL AND EXTENDING SUBSTANTIALLY IN THE LONGITUDINAL AXIS OF THE PROPULSION UNIT AND, ON THE OTHER, IN LIFT CHANNEL BENT AT AN ANGLE TO SAID LONGITUDINAL AXIS, AND CONTROL MEANS IN SAID BIFURCATION OPERABLE TO SELECTIVELY CONTROL THE OPENING AND CLOSING OF SAID THRUST AND LIFT CHANNELS; AND A SECOND PROPULSION UNIT CYCLE INCLUDING LIFT COMPRESSOR ROTOR MEANS OPERABLE TO DRAW IN ATMOSPHERIC AIR FOR SAID SECOND CYCLE AND SUPPLY THE SAME TO SAID LIFT CHANNEL, AND AIR INLET MEANS FOR THE SECOND CYCLE DISPOSED ALONG THE CIRCUMFERENCE OF THE PROPULSION UNIT, THE IMPROVEMENT ESSENTIALLY CONSISTING OF BLADE MEANS CARRIED BY SAID LIFT COMPRESSORE ROTOR MEANS INCLUDING AIR COMPRESSOR BLADE MEANS DISPOSED RADIALLY OUTWARDLY THEREOF, A SET OF SPOKES RADIALLY INWARDLY THEREOF THAT ARE AERODYNAMICALLY INEFFECTUAL AND ROTATE WITHIN SAID THRUST CHANNEL MEANS, AND TURBINE BLADE MEANS INTERMEDIATE SAID AIR COMPRESSOR BLADE MEANS AND SAID SPOKES. SAID LIFT CHANNEL INCLUDING AN INITIALLY APPROXIMATELY LONGITUDINALLY DIRECTED AND SUBSEQUENTLY DOWNWARDLY BENT LIFT-CHANNEL BRANCH WHICH IS SUPPLIED WITH PROPULSION GASES OF THE FIRST PROPULSION UNIT CYCLE AND WITH AIR OF THE SECOND PROPULSION UNIT CYCLE.

References Cited (Backward Citations)

US2505660A Cited
US2430399A Cited
US2428330A Cited
US2441488A Cited
US2454738A Cited
DE1119675B Cited
US3117750A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-06-13 1969-12-13 1970-06-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-06-13 1973-12-13 1974-06-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-06-13 1977-12-13 1978-06-14 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag