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 a cartridge type field fuse with spare for chassis parts.
| Identifier | ExFiles\Box 172\2\ img029 | |
| Date | 2nd July 1924 | |
| RR 755 (10M) (SL.391 2-11-23) MP 261297 ORIGINAL COMPLETED 29.8.24. STANDARDISATION of CHASSIS PARTS. Date 2.7.24. No. 4629 Description of Parts. Cartridge type field fuse with spare. (Fuse wire of tinned copper of 38 S.W.G.) Necessity of preventing damage to dynamo as a result of (1) Disconnected battery, (2) Blown main battery fuse, (3) Dirty cutout contacts, (4) Sticking negative brush, (5) Broken cutout shunt circuit. Experimental Test Report. See EFCL/T2.7.24. [Stamp: EXPERIMENTAL DEPT. 12 JUL 1924 RECEIVED] Road Test Report. Fitted to 6-G-11 - run 5498 miles. 1487 Fitted to 4-G-11 - run approx. 3000 miles. Fitted to 7-G-11 - run 2859 miles. 425 We recommend this fuse is used as standard. Hs.{Lord Ernest Hives - Chair} Drawing No. Sticker 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..........£......... Weight of Old Part. Cost of Old Part. 4d. Weight of New Part. Cost of New Part. 1s. 2d. Difference per Car. Difference per Car. 10d. increase. Signature of Mr. De LOOZE that above is correct. My/RHS. 4.7.24. SIGNATURES | DATE | REMARKS MR. JOHNSON | 28.8.24 | Agreed. C.Johnson. MR. B. JOHNSON | 27.8.24 | Agreed. B.J. MR. ROYCE | 7/7/24 | Agreed FHR So I understand aright that this fuse is on distribution board & can be used for all the circuits indiscriminately MR. WORMALD | 7.7.24 | Agreed. Wor.{Arthur Wormald - General Works Manager} MR. ROWLEDGE | 4.7.24 | Agreed. Rg.{Mr Rowledge} MR. DAY | 7.7.24 | Agreed. Da.{Bernard Day - Chassis Design} MR. BAILEY | 3.7.24 | Agreed. BY.{R.W. Bailey - Chief Engineer} As most necessary. MR. PLATFORD | 5.7.24 | Agreed. EP.{G. Eric Platford - Chief Quality Engineer} MR. ELLIOTT | 7/7/24 | Agreed AEB. Could you send a model to West WitteringHenry Royce's home town MR. NORTHEY | 14.7.24 | Agreed. PN.{Mr Northey} MR. HIVES | 15.7.24 | Agreed. E.Hives. [Faint Stamp: PASSED] | ||