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).
Blueprints for alternative Damper Flywheels for the Bentley II and 25/30-HP chassis propeller shaft.
| Identifier | ExFiles\Box 87\3\ scan0084 | |
| Date | 12th January 1937 | |
| c. Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} 237. BENTLEY II. CHASSIS. 25/30-HP. CHASSIS. PROPELLER SHAFT & UNIVERSAL JOINT. SECTION 6110. Please receive herewith three blue prints of each of the following :- GB.2594. Damper Flywheel. Front. 1 off per set. GB.2595. " " Rear. 1 " " " The above, which are similar to the standard Production pieces G.56940/1. with the exception of the material and the deletion of the hardening in the bore and on end face, have been produced at Rm{William Robotham - Chief Engineer}/Gry{Shadwell Grylls}'s request (see Material memo' BY/Cgh.{W Clough}3/W.23.12.36. Item 4.) in order to test the use of Cast Iron Flywheels on a Phosphor Bronze Hub. The new pieces are being added to the Bentley II. LOP. GB.2467. (Propeller Shaft & Universal Joints. - Hardy-Spicer.) Sec.6110., to be used as alternatives to G.56940/1. which are the standard Production pieces produced in S/ZN. Material. This completes the instructions for the above. Kindly instruct. BY/TWD.{T. W. D???Aeith} | ||