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).
Progress report for the Tank Section, listing completed work and work in hand.
| Identifier | ExFiles\Box 133\4\ scan0248 | |
| Date | 12th May 1941 | |
| Ev.{Ivan Evernden - coachwork}2/JH.16.5.41. Progress Report - May 12th. 1941. Tank Section. Work Completed. PL.616. Proposed Leyland Meteor Mark 7 1/4 scale Mark 7. PL.615 Dipstick and oil filler Gearbox...........Mark 6 Stage III PL.613. New Heavy Cruiser (Copy of D.T.D. drawing) A.24. PL.617 Project of cooling system...............Stage III Mark 6. PL.618 Mark 6, Mark 7 and A.22 Tanks.......... Picture drawing. PL.619. Breather and steering drive housing... gearbox ................................ Stage III Mark 6. PL.620 Sketch of Proposed Hull................ Mark 7. PL.621 Inspection hole for gears (Bevel) G/Box Stage III Mark 6. PL.622 Cruiser Tank Mark 6 (Copy drawing) .... Mark 6 A.15. PL.623 Mod. to steering epicyclic to facilitate assembly.............................. Stage III Mark 6. PL.624 Proposed differential steering units (Copy drg.) Self Change Co.Ltd. PL.625 Main brake assembly (Vauxhall) A.22. PL.626 Shock absorber fitted to spring Chain adjuster.............................. Stage 1a. Mark 6. PL.627 Change Gear mechanism on gearbox. Stage 3 Mark 6. PL.628 Borg & Beck Clutch & Coupling. Stage 3 Mark 6. PL.629 Modified Bevel Gear Mounting - G/Box Stage 3 Mark 6. PL.665 Shrouded exhaust valve guides. Stage 1b Mark 6. PL.667 Strengthened exhaust manifold studs Stage 1b Mark 6. PL.668 High speed throttle governor and controls. Stage 1b. Mark 6. Work in Hand. PL.611. Leyland Meteor Mark 6 1/4 scale of complete vehicle Stage 1a. 30% PL.630 Muff coupling between G/Box & final drive " 3 90% PL.631 Modified Liberty type clutch. Mark 6 & 7 70% PL.633 Change Gear control rod. Stage III Mk.6 80% Revised actuation in Meadows G/Box " 1b Mk.6 in hand 1/4 scale layout of change gear shaft " " " " 90% Toggle spring to assist clutch operation " " " " 50% Air compressor drain pipe " " " " "50% Pressure oil pump delivery outlet " " " " "50% Governor control (FJH.{Fred J. Hardy - Chief Dev. Engineer} invention) Stage 1b Mk.6 20% 1/4 scale Heavy Cruiser Liberty engine Mark 7 - A.24 20% 1/4 scale Heavy Cruiser Meteor engine R.R. Steering Mark 7 A.24. 20% Fan & Support. A.24. 10% Chain drive to steering & Fans. A.24 20% ..... | ||