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 of gudgeon pins with locking screws which expand the ends to avoid knocking.
| Identifier | ExFiles\Box 48\1\ Scan146 | |
| Date | 18th April 1921 | |
| R R 755 (S H) S H 268, 10-9-20) G 2584 COPY COMPLETED 25.4.21. STANDARDISATION of CHASSIS PARTS. Description of Parts. Gudgeon pins with locking screws which expand the ends. Origin. To avoid gudgeon pin knocks. Experimental Test Report. Run on Test Bench for 43 hours - no trouble. Run on 4.EX Car 5000 miles - run 2000 miles on 2.EX Car. Road Test Report. Fitted to all Company's Trials cars and a number of customers' cars. Total - 20 cars. Total mileage 30,000 miles. Date: 18.4.21. X No 190 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. Cost of Parts in Works which will be scrapped if commenced on :- Series... £... Series... £... Series... £... Signature of Exp. Dept. that above is correct. E.Hives. Weight of Old Part. Cost of Old Part. £ 1. 18. 3 Weight of New Part. Cost of New Part. £ 1. 18. 3 Difference per Car. Difference per Car. £ None. Storekeeper advised re above: Storekeeper's Signature. Signature of Mr. De LOOZE that above is correct. D/Sd 20.4.21. SIGNATURES | DATE | REMARKS Mr. JOHNSON | 22.4.21 | Agreed. C.Johnson. Mr. ROYCE | 22.4.21 | Agreed. FHR. Mr. WORMALD | 20.4.21 | Agreed. Wor.{Arthur Wormald - General Works Manager} Mr. BARRINGTON | 21.4.21 | Agreed. EN. Mr. DAY | 19.4.21 | Agreed. Da.{Bernard Day - Chassis Design} Mr. BAILEY | 19.4.21 | Agreed. BY.{R.W. Bailey - Chief Engineer} Mr. PLATFORD | 18.4.21 | Agreed EP.{G. Eric Platford - Chief Quality Engineer} for immediate standard and to apply retrospectively when attending to Cars. Mr. NORTHEY | 19.4.21 | Agreed. P.N. | ||