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).
Specifications and operational details for an electric jack for touring cars.
| Identifier | ExFiles\Box 140\2\ scan0034 | |
| Date | 10th August 1937 guessed | |
| Jack for Touring Cars Lifting Capacity: cars up to 2750 lbs. Lifting Time 45 sec. Weight of Jack 14 lbs. Height (lowered) 7 1/2 ins. Lift A 6 1/2 ins. Total Height (raised) 14 ins. Low-clearance Bracket B (adjustable) lowered 4 1/2 ins. raised 7 1/2 ins. Operating Rod length 27 1/2 ins. Area of Base 9 x 4 ins. Electric Lighting Patented in all countries Current Supply from: Accumulator Battery, 6 or 12 volts Voltage should be quoted 6 or 12 Volts Amp. Starter Jack Lighting Time in sec. Electric Jack for Touring Cars complete with Operating Rod and Two Plugs Directions for fitting cable and connecting-plug C ELWA-ELECTRO, Ltd., 33, Bahnhofstrasse, ZURICH, Switzerland Printed in Switzerland by Fretz Bros. Ltd., Zurich | ||