Rolls-Royce Archives
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).
Rolls-Royce Experimental Archives                
Choose Archive


Browsing Records        Page 2066 of 2367        Sort by   Box   Date   Description

Filter      from        to             identifier   [all]
DescriptionDateIdentifier
Cost estimate and production details for standardising a feature on three chassis types.22th Jan 1937Box 168a \ 3  img338
Request to overhaul and repair a Phantom III Dynamo L.V.X. for car installation after bench tests.22th Jan 1937Box 168a \ 3  img339
Requesting the repair of a damaged Bentley Dynamo S.F.1.22th Jan 1937Box 168a \ 3  img340
Requesting the overhaul and repair of a Phantom III Dynamo T.C. following a bench endurance test.22th Jan 1937Box 168a \ 3  img341
Requesting arrangements to test a non-standard Delco dynamo that does not fit the standard rig.26th Jan 1937Box 168a \ 3  img342
The specifications and requesting a check on the Experimental Dynamo I.C.2.29th Jan 1937Box 168a \ 3  img343
Urgent memorandum regarding the overhauling of dynamos for chassis 34 Ex.3rd Feb 1937Box 168a \ 3  img344
Letter from Hadfields recommending a specific insulating varnish for the impregnation of electrical windings.10th Feb 1937Box 168a \ 3  img345
Confirming a meeting arrangement with Mr. Wagner regarding a Phantom III at Conduit Street.22th Feb 1937Box 168a \ 3  img346
Enquiry to British Thomson Houston Co. Ltd. regarding a generator for cinema flood-lighting.27th Feb 1937Box 168a \ 3  img347
Clarifying a point about the Phantom III charging system's armature fuse for the instruction book.27th Feb 1937Box 168a \ 3  img348
Requesting an alteration to a dynamo's field winding for bench tests with a new Lucas regulator.1st Mar 1937Box 168a \ 3  img349
Letter from The British Thomson-Houston Company Ltd declining an enquiry for a generator, citing high workload.1st Mar 1937Box 168a \ 3  img350
Inquiry to Newton Bros about supplying a small A.C. or D.C. generator for flood-lighting work for cinema photography.2nd Mar 1937Box 168a \ 3  img351
Letter from Newton Brothers (Derby) Ltd. responding to an inquiry for a small generator, quoting a 25-30 week delivery time.3rd Mar 1937Box 168a \ 3  img352
The difficulty in sourcing a suitable generator for a customer's car.4th Mar 1937Box 168a \ 3  img353
Request to order spare test tackle for 500-watt generators.9th Mar 1937Box 168a \ 3  img354
With sketch detailing dynamo charging failures on a 4 1/4-litre Bentley due to a shorting ignition lamp cable.9th Mar 1937Box 168a \ 3  img355
The overhaul of a regulator, two dynamos, and a starter motor.10th Mar 1937Box 168a \ 3  img356
Query from R. H. Wagner regarding the fitting of a generator to chassis No.3-BT-175.17th Mar 1937Box 168a \ 3  img357
Customer's request for a generator on chassis 3.BT.175 and a proposed solution.18th Mar 1937Box 168a \ 3  img358
Historical and recent oil leakage issues with the Bentley tachometer drive on dynamos.18th Mar 1937Box 168a \ 3  img359
Dynamo issues on Bentley chassis, including oil on commutators and sticky brushes.18th Mar 1937Box 168a \ 3  img360
Investigation into oil entering the dynamo from the Bentley tachometer drive and the unauthorized fitting of a breather device.16th Mar 1937Box 168a \ 3  img361
Testing irregularities and an oil leak issue concerning the Bentley tachometer drive.19th Mar 1937Box 168a \ 3  img362
Delay with the Order Office regarding the overhaul and repair of an A.M. Type Generator.23th Mar 1937Box 168a \ 3  img363
Letter from J. Stone & Co. Ltd. regarding the receipt of a generator for overhaul, awaiting instructions before proceeding.15th Mar 1937Box 168a \ 3  img364
Complaints of oil on the commutator of Bentley dynamos and suggesting a drain pipe as a solution.5th Apr 1937Box 168a \ 3  img365
Notice regarding blueprints for a Dynamo on the Wraith III, detailing a modification to the dowel position on the new Magnet Case.6th Apr 1937Box 168a \ 3  img366
Requesting an examination of a dynamo commutator and its brushes.9th Apr 1937Box 168a \ 3  img367
Instruction to change the dynamo on the Phantom III engine on test bed No.5 for a standard machine.17th Apr 1937Box 168a \ 3  img368
Request for the production of modified Bentley and Wraith dynamos for testing.20th Apr 1937Box 168a \ 3  img369
Suggesting modifications to the Dynamo Drive's eccentric sleeve lockwasher and locating dowel arrangement.21th Apr 1937Box 168a \ 3  img370
Blueprint diagram illustrating an existing scheme for a dynamo drive assembly.21th Apr 1938Box 168a \ 3  img371
Suggested scheme for a double lockwasher assembly, deleting the hand-drilling operation and locating dowel.21th Apr 1938Box 168a \ 3  img372
Instruction to alter a dynamo back to standard for Engine Unit C.17.22th Apr 1937Box 168a \ 3  img373
Request for three modified P.3 dynamos for testing due to commutating troubles on customer chassis.23th Apr 1937Box 168a \ 3  img374
Prints for the Wraith III Chassis dynamo suspension, section 8110.28th Apr 1937Box 168a \ 3  img375
List of parts and drawings for the Wraith III Dynamo, scheme 1072.28th Apr 1937Box 168a \ 3  img376
Letter from Rotax regarding drawings for a 24 volt 1000 watt generator.28th Apr 1927Box 168a \ 3  img377
Blueprint of an Armature Shaft.20th Apr 1937Box 168a \ 3  img378
Blueprint of a dynamo component showing dimensions and alterations.20th Apr 1937Box 168a \ 3  img379
Instruction to clean and overhaul a Phantom III dynamo for testing in France.29th Apr 1937Box 168a \ 3  img380
Instruction to arrange an experimental test on a 25/30-HP dynamo, replacing a ball bearing with a plain bearing to fix a noise issue.3rd May 1937Box 168a \ 3  img381
Modifications to the Dynamo Drive lockplate for the Phantom III.3rd May 1937Box 168a \ 3  img382
Request to overhaul and clean two dynamos preparatory to fitting to cars.3rd May 1937Box 168a \ 3  img383
Request to send a complete set of standard Bentley dynamo brushes to France for fitting.11th May 1937Box 168a \ 3  img384
Sending replacement dynamo brushes to France for testing.13th May 1937Box 168a \ 3  img385
Request to order 6 condensers from the Philco Radio Co. for suppressing interference noises from chassis dynamos.19th May 1937Box 168a \ 3  img386
Production delay pending a new testing specification for 25/30-HP & Bentley Governors.19th May 1937Box 168a \ 3  img387
Request for an adaptor to be made to drawing EL.420 to drive a Bosch starter as a generator.20th May 1937Box 168a \ 3  img388
Blueprint for a Bosch starter pulley adaptor.10th May 1927Box 168a \ 3  img389
Blueprint drawing of a small mechanical component with dimensions.20th May 1937Box 168a \ 3  img390
Problems with the rubber coupled dynamo drive on Bentley and Phantom models.2nd May 1931Box 168a \ 3  img391
Troubles with the rubber coupled Wraith Dynamo Drive and the lack of a satisfactory solution.22th May 1937Box 168a \ 3  img392
Requesting an overhaul for a Bentley dynamo to be used in a 15,000-mile test.28th May 1937Box 168a \ 3  img393
Request to fit a Cheapened Wraith Dynamo No.1SPhantom II to chassis 26-G-VI for road tests.26th May 1937Box 168a \ 3  img394
Burning of dynamo field resistance and the proposed new blueprints with a larger resistance and fuse.1st Jun 1937Box 168a \ 3  img395
Lab tests to investigate the complaint of oil entering Bentley dynamos from the tachometer drive.4th Jun 1937Box 168a \ 3  img396
Dynamo breather and lubrication issues, recommending the fitting of Gits oil seals.4th Jun 1937Box 168a \ 3  img397
Issue of oil entering Bentley dynamos from the tachometer drive and the potential sources of the problem.9th Jun 1937Box 168a \ 3  img398
Complaints related to over-oiling and stiff grease in tachometer tubes.9th Jun 1937Box 168a \ 3  img399
Oil entering Bentley dynamos from the tachometer drive and the need for a decision on a vent.10th Jun 1937Box 168a \ 3  img400
Troubleshooting an oil issue on the dynamos of a chassis.12th Jun 1937Box 168a \ 3  img401
Memo discussing troubles with returned spare parts, listing specific components and observed faults.10th Jun 1937Box 168a \ 3  img402
The failure of two Bentley dynamos being returned to the works.17th Jun 1937Box 168a \ 3  img403
Oil entering Bentley Dynamos from the Tachometer Drive and the effectiveness of a recent fix.18th Jun 1937Box 168a \ 3  img404
Complaint of erratic charging from a Bentley P.6.RR dynamo on chassis 122 JD.24th Jun 1937Box 168a \ 3  img405
Investigation report into a faulty Bentley Dynamo W.S.BK, detailing issues with erratic charging and an oil leak.24th Jun 1937Box 168a \ 3  img406
Photographic report on a wrongly drilled production moulding for a tachometer drive.24th Jun 1937Box 168a \ 3  img407
Letter to Messrs Rotax Ltd. requesting clarification on conflicting generator blueprints and proposing a modification.28th Apr 1937Box 168a \ 3  img408
New dynamo received from the Works which was found to be saturated in oil and is being returned.28th Jun 1937Box 168a \ 3  img409
Oil leaks and coupling issues with the Bentley Dynamo W-3-HK and proposed solutions.30th Jun 1937Box 168a \ 3  img410
Instruction to drain oil from the gearbox of all Bentley Dynamos before despatch.30th Jun 1937Box 168a \ 3  img411
Cover letter for a blueprint detailing modifications to the Wraith III Dynamo.5th Jul 1937Box 168a \ 3  img412
Modifications to the Wraith III Dynamo to suit the LR.7 Regulator.7th Jul 1937Box 168a \ 3  img413
Requesting the cleaning and overhaul of a dynamo after an endurance test.10th Jul 1937Box 168a \ 3  img414
Noisy dynamo in a Wraith vehicle requiring a new roller bearing.27th Jul 1937Box 168a \ 3  img415
Noisy dynamo on a Wraith model, finding a dry roller bearing and requesting a replacement.27th Jul 1937Box 168a \ 3  img416
Request to forward a Hoffmann Roller Race to France for fitment to a Wraith III chassis undergoing testing.28th Jul 1937Box 168a \ 3  img417
Request for a replacement 'Hoffmann' roller bearing for a faulty dynamo front bearing on a Wraith Chassis.28th Jul 1937Box 168a \ 3  img418
Noisy new roller bearing for a dynamo on a 25/30 HP model, suggesting potential solutions.22th Aug 1937Box 168a \ 3  img419
Follow-up memo requesting a governor be made for LOP.EW.1285.23th Aug 1937Box 168a \ 3  img420
Experimental detailing of a modification to the lubrication of a Bentley tachometer drive and dynage bearing.25th Aug 1937Box 168a \ 3  img421
Defective dynamo fuse from a Bentley B.130.JD, attributing the fault to bad workmanship.1st Sep 1937Box 168a \ 3  img422
Request to replace a mock-up dynamo front bearing bracket with the correct type (DB.250).3rd Sep 1931Box 168a \ 3  img423
Request to obtain a 1/4 lb. reel of No.26 S.W.G. 'Ferry' wire with an oxide coating.7th Jul 1937Box 168a \ 3  img424
Bench test results for a Lucas dynamo compared to an R.R. model for the 25/30 or Bentley car.1st Sep 1937Box 168a \ 3  img425
The low-speed heating, output performance, and commutation tests comparing two different electrical machines.7th Sep 1937Box 168a \ 3  img426
Comparative endurance test report on machine performance, focusing on brush and commutator wear.7th Mar 1937Box 168a \ 3  img427
On the overhaul and testing of a Lucas machine with an odd-number slot armature.7th Sep 1937Box 168a \ 3  img428
Requesting the preparation of a Lucas Dynamo for a road test following a 300-hour endurance run.8th Sep 1937Box 168a \ 3  img429
The performance of a Lucas dynamo under test for 25/30 and Bentley cars.17th Sep 1937Box 168a \ 3  img430
Letter from The Morgan Crucible Company Limited regarding faulty starter control contacts and their replacement.14th Sep 1927Box 168a \ 3  img431
The parts list for separating the Bentley Tachometer Drive from the Dynamo to prevent oil leakage.26th Sep 1937Box 168a \ 3  img432
List of new and obsolete parts for a dynamo and tachometer drive assembly.28th Sep 1937Box 168a \ 3  img433
Analysis of dynamo sparking and brush sticking issues, with a proposed new experimental armature design.30th Sep 1937Box 168a \ 3  img434
Conclusions from tests on brush gear, outlining specifications for its components and comparing standard vs experimental machines.30th Jan 1937Box 168a \ 3  img435
Bench and road test report comparing a standard machine against an experimental machine.30th Sep 1937Box 168a \ 3  img436
Requesting the overhaul of dynamo No.C.C.1 for car 39-EX, prior to testing in France.5th Oct 1937Box 168a \ 3  img437


Copyright Sustain 2025, All Rights Reserved.    whatever is rightly done, however humble, is noble
An unhandled error has occurred. Reload 🗙