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).
Standardisation document for a design improvement to the piston pin locking screw.
Identifier | ExFiles\Box 53\4\ Scan087 | |
Date | 24th September 1923 | |
R.R. 755 (CH) (SL 72 18-7-23) MP 274954e. Handwritten: X655 X463 Completed 30.10.23 STANDARDISATION of CHASSIS PARTS. Date 24.9.23. Description of Parts. PISTON PIN LOCKING SCREW. Origin To improve design. Experimental Test Report. Extra clearance is given to the pin on one side of the gudgeon pin to avoid the risk of binding. Road Test Report. Adopted by Springfield. [Right-hand Box] X No. 685 Drawing No. Part List A Scrap and replace at all costs, including Chassis already delivered to customers. B Scrap and replace on Chassis in works. C Scrap present stock and replace on all Chassis not yet handed to test. D Use existing stock Alteration effective on future Chassis. Weight of Old Part. Weight of New Part. Difference per Car. Cost of Old Part. £ Cost of New Part. £ Difference per Car. £ Negligible. Cost of Parts in Works which will be scrapped if commenced on:- Series......... £......... Series......... £......... Series......... £......... Signature of Mr. De LOOZE that above is correct. MY/JW. 26.10.23. [Signatures Table] SIGNATURES | DATE | REMARKS MR. JOHNSON | 30.Oct | Johnson agreed MR. B. JOHNSON | 30.10.23 | agreed MR. ROYCE | 30.10.23 | Agreed. FHR. MR. WORMALD | 27.10.23 | Agreed. Wor.{Arthur Wormald - General Works Manager} MR. ROWLEDGE | 24.9.23 | Agreed. Rg.{Mr Rowledge} MR. DAY | 27.9.23 | Agreed. Da.{Bernard Day - Chassis Design} MR. BAILEY | 27.9.23 | Agreed. BY.{R.W. Bailey - Chief Engineer} MR. PLATFORD | 24.9.23 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} R.{Sir Henry Royce} already approved for Springfield. MR. ELLIOTT | 15.10.23 | Agreed. E.{Mr Elliott - Chief Engineer} MR. NORTHEY | 1.10.23 | Agreed. PN.{Mr Northey} MR. HIVES | 29.10.23 | Agreed. E.Hives. [Watermark] H.R. CHASSIS | ||