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).
The deletion of oil traps from the PH. III rear brakes following successful testing.
| Identifier | ExFiles\Box 92\4\ scan0255 | |
| Date | 11th November 1936 | |
| 306 To H.{Arthur M. Hanbury - Head Complaints} from RHC{R. H. Coverley - Production Engineer}/HPS.{Horace Percy Smith - Experimental Factory Mgr} (Struck through) c.c. to W/Hs.{Lord Ernest Hives - Chair} (Struck through) c.c. to W/Dpt. (Struck through) c.c. to Ex. (Struck through) c.c. to Rm.{William Robotham - Chief Engineer} (Struck through) c.c. to HMG/Hms. (Struck through) AFM{Anthony F. Martindale} Do an a/c PH. III REAR BRAKES. Deletion of Oil Traps. Further to our memo Ref. No. RHC{R. H. Coverley - Production Engineer}/RN.{Mr Robinson}1/STM.7.4.36, it was suggested that Oil Traps G.82956/7 fitted to Brake Carrier Plate be deleted, as they serve no useful purpose. After 10,000 miles tests the conditions were satisfactory. Bench tests proved after packing Bearing with grease and heating on six different tests, we could not get grease to run down the carrier plate. Suggest :- Delete drilling 8 holes in C.83399/400 Dust Covers. " 2 each G.82956/7 Oil Catcher not reqd. " 12 E.18342 Rivets not reqd. Herewith drawing Ex.1.27, showing points raised. R.{Sir Henry Royce} Hollingworth. | ||