THE HONGKONG TELEGRAPH THURSDAY, FEBRUARY 9, 1922.
Thornycroft
MOTOR VEHICLES
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ROYAL AUTOMOBILE CLUB
Certificate of Performance No. 473.
(UNDER THE OPEN COMPETITION RULES OF THE RAC)
THORNYCROFT "B.T.” LORRY,
August 22nd-September 1st, 1921.
Awarded
The DEWAR 200 Guineas TROPHY
for the most meritorious performance of the year, in R.A.C. Trials. This is to Cetify that a Thornycroft "B.T." Type Lorry was entered for trial by Messrs. John 1. Thornycroft & Co., Limited, of 10, Grosvenor Place, London, S.W. 1, and Basingstoke.
Description of Lorry.—
Maker's description
Chassis No.
-Engico No
Size of Engine (4-cylinder)
Tyres (solid rubber)
Front wheels Rear wheels
Gears (three speed and reverse)
Body
(Fron: axle
Weights Back axle
Total weight of car unladen (with body)
Load, including three persons
Total running weight
:
'
i
Type "B.T. 30-b.p.
8734
AB, 4-388
4 in. x 56 ins.
Single, 900 mm. x 83. mm. Twin, 900 mm) x 90 mm.
(top, 7.25: 1
Zad, 12.6: 1 [1st, 25,65: 1
ני
fHinged-sided lorry with
semi-enclosed cab
في
1 ton, 5 cwt., 1 r., 14 lb.
1-ton, 15 cwt.. 14lbs.
3 tons, qrs.
2 tons, 6 cwts., 14 lbs.
5 tons, 6 cwts,, 2 qrs., 14 lbs.
་་
The engine control was standard, consisting of throttle and variable ignition. The engine was governed. Object of Trial.-The object of the trial was to demonstrate the petrol, oil and water consumption, and general reliability.
Description of Trial.-The trial was held over the following route: London, Chard, Penzance, Land's End, Exeter, Wellington, Tewkesbury, Wigan, Lockerbie, Edinburgh, Newcastle and London. The trial occupied ten days. The weather generally was fine, rain falling on three days. The roads in general were fair. The lorry did not coast when descending bills. The fuel used was motor spirit.
Results of Trial.-Distance.-The total distance covered was 1,260 miles.
Speed. The trial was run at an average speed (running time only) of 15.9 miles hour.
per
Consumption-Fuel: 13.0 miles per gallon (equivalent to 60.3 ton-miles per gallon). Oil: 504 miles per gallon. Water: no water was added during the trial. The total amount to be replaced at the conclusion of the trial being 1.0 gallon.
General. No work, other than replenishment and greasing was done throughout the trial, with the exception that the carburettor and petrol piping were dismantled thrice, in order to discover the reason for petrol shortage, which trouble ultimately caused three stopson the second day. The cause was found to be dirt in the petrol cock.
(Signed) J. W. ORDE, Secretary.
Pall Mall, London, S.W. 1.
10th September, 1921.
(Signed) ARTHUR STANLEY, Chairman. (Signed) G. H. BAILLIE, Chairman of
Technical Committee.
Head Office for China:-10 Kiukiang Road, Shanghai.
Models, 14, 2, 3 and 5-toms Stocked in Shanghai
Our motor expert frequently visits the Colony.
R. R. ROXBURGH,
Manager for China.
(at present Hongkong Hotel),
[