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).
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DescriptionDateIdentifier
Technical notes on component issues including air escape holes, brake lubrication, ball studs, shock absorbers, and water pumps.1st Feb 1929Box 27 \ 1  Scan040
Lubrication methods for front pivots, axle control, and the design of drip plugs.1st Feb 1929Box 27 \ 1  Scan041
Pipe sealing methods and a comparison of different automatic chassis lubrication systems.1st Feb 1929Box 27 \ 1  Scan042
Letter discussing valve leakage, vacuum-feed systems, alternative engine-drive schemes, and chassis lubrication.2nd Feb 1929Box 27 \ 1  Scan043
Cover letter from Rolls Royce of America forwarding previously forgotten enclosures regarding central lubrication.2nd Feb 1929Box 27 \ 1  Scan044
The testing of special Luvax oil for the Bijur system.4th Feb 1929Box 27 \ 1  Scan045
Letter from Luvax Limited regarding a memorandum on oils for Luvax-Bijur lubricating systems and an offer of assistance.22th Jan 1929Box 27 \ 1  Scan046
Required properties for lubricating oils used in the Luvax-Bijur chassis system.2nd Feb 1929Box 27 \ 1  Scan047
Practicality of Bijur valves and restrictors for the SS and G4 central oiling system.2nd Feb 1929Box 27 \ 1  Scan048
The performance of foot-operated pumps for centralised lubrication systems.2nd Jan 1929Box 27 \ 1  Scan049
Comparative analysis of different pump types, including various Bijur models, detailing their pumping capacities, efficiency, and bore/stroke ratios.2nd Jan 1929Box 27 \ 1  Scan050
Design considerations and comparisons for various mechanical components.2nd Jan 1929Box 27 \ 1  Scan051
The use of a ball valve to improve pump efficiency by excluding air from the system.29th Jan 1929Box 27 \ 1  Scan052
Blueprint drawing for a piston for an oil pump.29th Jan 1929Box 27 \ 1  Scan053
Page with a purple ink stamp from the print room.15th Feb 1929Box 27 \ 1  Scan054
Letter to Tecalemit Ltd. regarding the unsuitability of their pump and parts for the sender's chassis.12th Mar 1929Box 27 \ 1  Scan055
Requesting an order of Wakefield's Castrol 'R' oil for delivery to France and for experimental use.13th Mar 1929Box 27 \ 1  Scan056
From Roy discussing lubrication systems and suitable oil grades with Price's Oil Company and Luvax Limited.13th Mar 1929Box 27 \ 1  Scan057
Various updates and proposals for the 'SS' Chassis, including chassis numbers X.3806, X.7770, and X.7420.6th Feb 1929Box 27 \ 1  Scan058
Testing and checking the main Bijur oiling system for leaks.6th Feb 1929Box 27 \ 1  Scan059
Letter proposing a visit to Mr. H.W. Pitt of Luvax Ltd.8th Feb 1929Box 27 \ 1  Scan060
Carburetion and cold starting tests for the SS chassis.2nd Feb 1929Box 27 \ 1  Scan061
Letter to Luvax Ltd. regarding sending 12 Banjos and fittings for testing on complete plugs.13th Feb 1929Box 27 \ 1  Scan062
Letter from the American branch to the UK branch discussing issues and attempts with one-shot spring lubrication systems.14th Feb 1929Box 27 \ 1  Scan063
Proposals and effects of different spring lubrication methods, including the Bijur system and accumulators.14th Feb 1929Box 27 \ 1  Scan064
Letter discussing a potential automatic lubrication system using an accumulator for road springs.14th Feb 1929Box 27 \ 1  Scan065
Developments and faults in the Bijur Automatic Lubricating Systems.14th Feb 1929Box 27 \ 1  Scan066
Merits of continuous versus intermittent automatic chassis lubrication systems.14th Feb 1929Box 27 \ 1  Scan067
Letter requesting further details on the Bijur central lubrication system.14th Feb 1929Box 27 \ 1  Scan068
Typed document discussing issues with air in an oil system, pressure maintenance, and potential leaks.14th Feb 1929Box 27 \ 1  Scan069
Oil viscosity, lubrication systems, and component failures like drip plugs and pumps.14th Feb 1929Box 27 \ 1  Scan070
Continued discussion on issues with banjo washer seals, leak tracing, and oil flow through drip plugs in various weather conditions.16th Feb 1929Box 27 \ 1  Scan071
Letter to Luvax Ltd. concerning the unsatisfactory calibration of supplied drip plugs for the Bijur system.16th Feb 1929Box 27 \ 1  Scan072
Modifications for oil conveyance and lever geometry in the 'SS' Servo Mechanism.14th Feb 1929Box 27 \ 1  Scan073
Letter from Luvax Limited regarding tests on banjo fittings and the suitability of piping for their lubrication system.14th Feb 1929Box 27 \ 1  Scan074
Letter from Bijur Lubricating Corp. to Luvax Ltd. discussing the use of hard versus soft tubing for chassis piping.4th Feb 1929Box 27 \ 1  Scan075
Letter from Bijur Lubricating Corp. to Luvax Ltd. discussing the use of hard versus soft tubing for chassis piping.4th Feb 1929Box 27 \ 1  Scan076
Comparing specifications for different dashboard pumps used in centralised chassis lubrication systems.15th Feb 1929Box 27 \ 1  Scan077
Chassis lubrication pump issues and proposed modifications.2nd Feb 1929Box 27 \ 1  Scan078
Head valve, pedal pressure, and comparing different design schemes.19th Feb 1929Box 27 \ 1  Scan079
Central lubrication system pressures, pump capacity, and mileage intervals.19th Feb 1929Box 27 \ 1  Scan080
Typed report on the performance and design of a pump system, including a hand-drawn diagram.19th Feb 1929Box 27 \ 1  Scan081
Oil system, discussing improvements to reduce viscosity loss and issues with valves, drip plugs, and pedal pressure.8th Feb 1929Box 27 \ 1  Scan082
Verifying the water pump on the 20 HP and 'SS' models will not use the Bijur oiling system, but a standard grease lubricator instead.8th Feb 1929Box 27 \ 1  Scan083
Internal memorandum discussing the pressure specifications of a spring-controlled valve.19th Feb 1929Box 27 \ 1  Scan084
Outlining problems with the Bijur Luvax lubrication system, focusing on design, manufacturing, and material hardness.19th Feb 1929Box 27 \ 1  Scan085
Revised list of Luvax drip plugs for central lubrication, showing quantities per chassis for 'SS' and India specifications.2nd Feb 1929Box 27 \ 1  Scan086
Letter to Luvax Ltd. regarding an order for two complete sets of drip plugs and their calibration requirements.20th Feb 1929Box 27 \ 1  Scan087
Design improvements for a drip plug and retaining cap to prevent dislodging.20th Feb 1929Box 27 \ 1  Scan088
Urgent request to return unreliable drip plugs from Messrs. Luvax and order new sets for car 21-EX.20th Feb 1929Box 27 \ 1  Scan089
Letter to C.C. Wakefield Ltd. regarding oil grade recommendations for a Bijur central lubrication system.21th Feb 1929Box 27 \ 1  Scan090
Continued page discussing oil pump operation in cold weather and oil types for shackle pins.21th Feb 1929Box 27 \ 1  Scan091
Issues with Bijur pumps on 20 HP and 'SS' cars and a proposed modification.21th Feb 1929Box 27 \ 1  Scan092
Internal request to order 6 sets of drip plugs for the 'SS' from supplier Messrs. Luvax.2nd Feb 1929Box 27 \ 1  Scan093
Technical memo discussing design modifications for a dashboard pump.22th Feb 1929Box 27 \ 1  Scan094
Letter from C.C. Wakefield & Co. regarding suitable Castrol oil grades for a Bijur Central Lubrication system.23th Feb 1929Box 27 \ 1  Scan095
Cover note for a list showing the designation of drip-plugs for 'SS' and India 1V chassis central lubrication systems.2nd Feb 1929Box 27 \ 1  Scan096
Delivery note from C.C. Wakefield & Co. Limited for Castrol oil samples sent to the Experimental Department.25th Feb 1929Box 27 \ 1  Scan097
Field report on car repairs and modifications, including issues with a drip plug and drilling.26th Feb 1929Box 27 \ 1  Scan098
Field service report on work completed on a Bijur system, with a request for parts and updates on vehicle status.1st Mar 1929Box 27 \ 1  Scan099
Request to provide a set of pivots with an air vessel scheme for centre point lubrication for the 19-EX car.4th Mar 1929Box 27 \ 1  Scan100
Revised list of Bijur drip plugs required for the 40/50 HP SS production chassis.4th Mar 1929Box 27 \ 1  Scan101
Modification for a new Bijur oil pump and a list of S.S. drip plugs.1st Mar 1929Box 27 \ 1  Scan102
Suggested modification and lubrication scheme for Phantom spring gaiters.2nd Mar 1929Box 27 \ 1  Scan103
Letter from Tecalemit regarding chassis lubrication components and the dispatch of samples and blueprints.4th Mar 1929Box 27 \ 1  Scan104
Continuation sheet of a letter from Tecalemit to Messrs. Rolls-Royce, Ltd.4th Mar 1929Box 27 \ 1  Scan105
Blueprint showing the arrangement of a grease plug adaptor assembly.8th Feb 1929Box 27 \ 1  Scan106
Drawing detailing the method for adapting a grease feed pipe to a lubricated point.8th Feb 1929Box 27 \ 1  Scan107
Blueprint of a straight connector assembly showing its components.4th Feb 1929Box 27 \ 1  Scan108
Blueprint of an elbow connector assembly.11th Jan 1929Box 27 \ 1  Scan109
Confirming receipt of a wire regarding travel arrangements and the subsequent reply.6th Mar 1929Box 27 \ 1  Scan110
Internal request to order 6 sets of drip plugs from Messrs. Luvax for the India chassis.1st Mar 1929Box 27 \ 1  Scan111
Urgent chaser letter to supplier C.A. Vandervell & Co. Ltd. regarding a delayed order for Meter Valves and Drip Plugs.7th Mar 1929Box 27 \ 1  Scan112
Page two of a letter to Messrs. C.A. Vandervell & Co. Ltd. regarding delivery information and order priority.7th Mar 1929Box 27 \ 1  Scan113
Letter from the American branch detailing test results for central lubrication system components like drip plugs.8th Mar 1929Box 27 \ 1  Scan114
Oil system performance, addressing variations in operation and the presence of air in the system.8th Mar 1929Box 27 \ 1  Scan115
Analysis of a Bijur lubrication system, discussing issues like entrapped air, leaks, and oil viscosity.8th Mar 1929Box 27 \ 1  Scan116
Technical memo discussing suitable oils, the Bijur lubrication system, drip plug failures, and banjo connections.8th Mar 1929Box 27 \ 1  Scan117
Oil pipe leak, back-pressure from banjo junctions, and oil lubrication in different temperatures.8th Mar 1929Box 27 \ 1  Scan118
Low-temperature flow test conducted on Mobiloil A and three types of Bijur oils.2nd Jun 1929Box 27 \ 1  Scan119
Technical blueprint drawing of a valve elbow adapter.2nd Jun 1929Box 27 \ 1  Scan120
Letter from Luvax Limited regarding the delayed delivery of experimental meter valves and arranging a meeting.8th Mar 1929Box 27 \ 1  Scan121
The collection of a parcel of Drip Plugs for the Experimental Department.9th Mar 1929Box 27 \ 1  Scan122
Requesting the addition of two S.1. drip plugs for the Front Anchorage lubrication on the 'SS' chassis.11th Mar 1929Box 27 \ 1  Scan123
Letter to Messrs. C.C. Wakefield regarding sending a sample of Luvax Bijur oil and upcoming performance tests of Castrola'R' oil.13th Mar 1929Box 27 \ 1  Scan124
Letter to Luvax Ltd. chasing a delayed delivery of Drip Plugs and requesting cases for testing.15th Mar 1929Box 27 \ 1  Scan125
Letter from C.C. Wakefield & Co. regarding samples of Luvax Bijur Oil and a test of Castrol 'R'.15th Mar 1929Box 27 \ 1  Scan126
Letter from Tecalemit regarding their central chassis lubrication systems and enclosed documents.19th Mar 1929Box 27 \ 1  Scan127
Letter to Messrs. Luvax Ltd. regarding a short shipment of S.2. drip plugs for 40/50 HP and 20 HP chassis.20th Mar 1929Box 27 \ 1  Scan128
Erection schedule for 'O' Series Chassis and a supply issue with Drip Plugs.20th Mar 1929Box 27 \ 1  Scan129
Sourcing of Motorine 'C' lubricant for the Luvax System via Messrs. Price.20th Mar 1929Box 27 \ 1  Scan130
Trial of 'Motorine C' and 'Castrol R' oils for central lubrication systems, particularly for cold weather performance.20th Mar 1929Box 27 \ 1  Scan131
Proposing a new central lubrication scheme for the rear axles of the 20 HP and S.S. models.20th Mar 1929Box 27 \ 1  Scan132
Letter to Luvax Ltd. regarding the manufacture, calibration, and design of drip plugs.21th Mar 1929Box 27 \ 1  Scan133
Letter from Luvax Limited regarding the supply of Meter Valves and order fulfillment.22th Mar 1929Box 27 \ 1  Scan134
Proposals for a central lubrication system, including a rear axle reservoir and the 20 HP front axle.22th Mar 1929Box 27 \ 1  Scan135
Request for a Standardisation Sheet for modifications to the 20 HP Chassis 'O' series.25th Mar 1929Box 27 \ 1  Scan136
Communication regarding the despatch and testing of a new Bijur Pump for car 22-EX.25th Mar 1929Box 27 \ 1  Scan137
Instructions regarding vehicle lubrication schedules for the pump, front axle, and rear axle.26th Mar 1929Box 27 \ 1  Scan138
Lubricant sample, MOTORINE 'A', submitted by the Prices Patent Candle Company for the Luvax Centralised Lubrication system.26th Mar 1929Box 27 \ 1  Scan139


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