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).
Quote from David Brown & Sons for a helical geared motor unit and a flexible coupling.
| Identifier | ExFiles\Box 159\6\ scan0050 | |
| Date | 1st May 1938 guessed | |
| Sheet No. 3. DAVID BROWN & SONS (HUDD.) LTD. Continuation to Messrs. Rolls Royce, Ltd. Second Reduction. 2.8 H.P. on the input shaft, 210/approx. 70 R.P.M. or 210/approx. 630 R.P.M. One "David Brown" totally enclosed CH.6.a. helical geared motor unit (mechanical portion only) generally as described above, the primary pinion to be provided with shaft bearings and housing to make the unit complete and totally enclosed. Lubrication of the gears would be adequately effected by means of the oil bath. PRICE ... £33. 17. 6. Extra for - One "David Brown" patent "Cone-Ring" type flexible coupling for the low speed shaft the outer half suitable for maximum bore of 2 ins. diameter. PRICE ... £2.11. 0. TERMS: Nett cash 30 days from date of invoice, delivered F.O.R. DERBY or equal. DESPATCH: As we are placed at present we could complete the Radicon Reducers in 3 weeks and the helical gear units in 12 weeks after the final approval of our arrangement drawing. This tender is open for acceptance within 28 days from the above date. We hope you will find our offer acceptable. Yours faithfully DAVID BROWN & SONS (HUDD) LTD. [Signature] for General Engineering Division. | ||