Jet powered ducted fan convertiplane

• US 3,179,353 A
• Filed: 02/04/1958
• Issued: 04/20/1965
• Est. Priority Date: 02/04/1958
• Status: Expired due to Term

• Current Assignee: JOHN M. PETERSON
• Original Assignee: JOHN M. PETERSON
• Inventors: Peterson, John M.
• Application Number:
  US03/713,232
• Time in Patent Office: 2,632 Days
• US Class Current: 244/12.3
• CPC Class Codes: B64C 29/0025 the propellers being fixed relative to the fuselage

Claims

1. IN AN AIRCRAFT HAVING A WING:

A GENERALLY CIRCULAR DUCT EXTENDING VERTICALLY THROUGH SAID WING;

A PAIR OF COUNTER-ROTATING, MULTI-BLADED FANS MOUNTED FOR FREE ROTATION AXIALLY IN SAID DUCT;

A TURBINE RING FIXED TO THE PERIPHERY OF EACH OF SAID FANS AND CONCENTRIC THEREWITH;

A PAIR OF JET ENGINES OPERATIVELY MOUNTED IN THE AIRCRAFT AND HAVING TAILPIPES DISPOSED LONGITUDINALLY FOR NORMAL REARWARD THRUST;

A FIRST SCROLL HAVING AN INLET LEADING FROM ONE OF SAID TAILPIPES AND EXTENDICNG SUBSTANTIALLY TANGENTIALLY TO ONE OF SAID TURBINE RINGS, SAID FIRST SCROLL HAVING AN ELONGATED OUTLET EXTENDING AROUND A PORTION OF THE OUTER CIRCUMFERENCE OF SAID ONE TURBINE RING;

A SECOND SCROLL HAVING AN INLET LEADING FROM THE OTHER OF SAID TAILPIPES AND EXTENDING IN A DIRECTION OPPOSITE TO THAT OF THE FIRST SCROLL;

SAID SECOND SCROLL HAVING AN ELONGATED OUTLET EXTENDING AROUND A PORTION OF THE OUTER CIRCUMFERENCE OF THE OTHER OF SAID TURBINE RINGS;

BAFFLE MEANS IN SAID TAILPIPES TO DIVERT EXHAUST GASES THEREFROM INTO THE RESPECTIVE SCROLLS, AND GUIDE MEANS IN SAID OUTLETS TO DIRECT THE GASES TO THE RESPECTIVE TURBINE RINGS;

AND MEANS FOR CONTROLLING THE FLOW OF AIR THROUGH SAID DUCT.