Research/Patents/US 4519543
US 4519543

VECTORABLE NOZZLES FOR TURBOMACHINES

Assignee

ROLLS-ROYCE INC., 375 PARK AVE., NEW YORK, NY 10022 A DE CORP.

Filed

Apr 7, 1982

Granted

May 28, 1985

Location

MARIETTA GA US

Abstract

A vectorable nozzle 17 comprising a fixed first duct 21 a rotatable second duct 22 scarfed at its rear end and a rotatable third duct 23 scarfed at its front end. The second and third ducts 22,23 are mounted in bearings 24,26 respectively and the bearing 26 is constrained to swing bodily about trunnions 29, the axis of which lies transverse to the ducts 22,23, and a screw jack 32 is provided to rotate the bearing 26 about the trunnions 29. The second and third ducts 22,23 are provided with means to rotate them in opposite directions in syncronism with the rotation of the bearing 26 in the trunnion 29.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Dec 8, 1982

Rescinded

May 11, 1984

Duration

1 year, 5 months

Inventor

  • 1GARY F. SZUMINSKI

Technology Domains

Click a domain to browse all patents in this category.

Back to patent indexSource: USPTO 35 USC §181 secrecy order records