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 chassis parts for the adoption of Lodge Steatite Plugs, model L.22.
| Identifier | ExFiles\Box 162\6\ img014 | |
| Date | 31th October 1921 | |
| R R 765 (5 H) (S H 268, 19-9-20) G 2584 X4425 STANDARDISATION of CHASSIS PARTS. COMPLETED 24.11.21 Date 31.10.21. X No. 4425 Drawing No. Part List Description of Parts. LODGE STEATITE PLUGS, Model L.22. Origin. To replace the present Lodge plug with mica insulation. Experimental Test Report. We have so far tested 50 of these plugs - they have all given very good results. We recommend we order 500 of these sparking plugs. We propose using these plugs on Goshawk 11. Road Test Report. Run 5000 miles on 1.EX. Run 2000 miles on G.11. Run 75 hours on Bench Test. 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.......... £ .......... Storekeeper advised re above: Storekeeper's Signature. Signature of Exp. Dept. that above is correct. E.{Mr Elliott - Chief Engineer} Hives. Weight of Old Part. Cost of Old Part. £ 1. 17. 6 set. Weight of New Part. Cost of New Part. £ 1. 16. 0 set. Difference per Car. Difference per Car. £ 0. 1. 6 decrease. Signature of Mr. De LOOZE that above is correct. D/Rd. 31.10.21. SIGNATURES | DATE | REMARKS Mr. JOHNSON | 18.11.21 | Agreed. C.Johnson. Mr. A.{Mr Adams} Johnson. | 18.11.21 | Agreed. E.Johnson. [Struck through] Mr. ROYCE | 22.11.21 | Agreed. FHR. The only fault I have against these is difficulty of cleaning. Mercury has done well on 6.EX, can be cleaned and cost only about half the more usual price, the french porcelain in these is standing up excellently. Mr. WORMALD | 1.11.21 | Agreed. Wor.{Arthur Wormald - General Works Manager} Mr. BARRINGTON | 16.11.21 | Agreed. Rg.{Mr Rowledge} Mr. Rowledge. Mr. DAY | 2.11.21 | Agreed. Da.{Bernard Day - Chassis Design} Mr. BAILEY | 31.10.21 | Agreed. BY.{R.W. Bailey - Chief Engineer} Mr. PLATFORD | 1.11.21 | Agreed 500 to keep us going. Am not satisfied definite improvement over present Lodge, refer report EP{G. Eric Platford - Chief Quality Engineer}6/H281021. Mr. NORTHEY | 10.11.21 | Agreed. FN. EWT for R R Inc. | ||