Rolls-Royce Archives
         « Prev  Box Series  Next »        

From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Progress report on single cylinder work and general research projects, detailing their status.

Identifier  ExFiles\Box 30\4\  Scan262
Date  31th July 1934 guessed
  
(6)
ITEM
DESCRIPTION.

SINGLE CYLINDER WORK AND GENERAL RESEARCH.

Overhead inlet and side exhaust valve cylinder head 3¼ x 4½ single cylinder unit.
Nearing completion.

Preliminary pistons for 8 litre aero engine.
In hand.

Preliminary arrangement - 4½" x 5½" sleeve valve engine.
Completed.

Sleeve valve ball joint and crank investigations - 5" x 5½" sleeve valve engine.
In hand.

Single cylinder sleeve valve test unit 5" x 5½" -
In hand.

3½" x 3¾" ramp head for single cylinder unit.
In hand.

Modified tappets for 3¼" x 4½" ramp head single cylinder unit.
Completed.

Ramp cylinder head No.2. Kestrel or P.V.G.II single cylinder unit.
Completed.

Modified cylinder block and piston to suit ramp head - Merlin II or Kestrel.
Nearing completion.

Bellows type thermostatically operated throttle stop - Patent drawing.
Completed.

Ramp cylinder head for Merlin II (Single cyl.unit).
Nearing completion.

Preliminary cylinder block 2-3 port arrangement - 5 x 5½ sleeve valve engine.
In hand.

Modifications to C.I. single cylinder unit for adaption to petrol injection.
In hand.
  
  


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙