1932-10-01 — Page 11

THE

DIESEL ENGINE LORRY.

HONGKONG TELEGRAPH. MOTORING SUPPLEMENT. SATURDAY, OCTOBER 1, 1932,

Remarkable Trip from Capetown to Balantyre

Recently wo were invited to have a fan assembly fitted so that mako a close inspection of the it can be used if necessary Le, on Diesel-engined lorry, which has an extremely hot day when there renched Nyasaland, элун the is a following wind Nyasaland Times, and were great- The roads or tracks over the ly interested in and much im- Karroo are extremely bad for the pressed with this four-tonnor, most part and long stretches of built by T. S. Motors, Ltd. of loose deep sand were encountered, Maidstone (England) and Atted but the Diesel lorry never faltered with a "Gardner" Diesel engine, and no difteulty whatever The lorry has just completed on experienced, altogother successful journey from Forward Steering: Capetown to Nyasaland, carry-

WAR

elated when it is considered that |ho had never before driven a motor lorry and had had no pro- vious experience whatsoever of a Diesel Enginą. Naturally when ploughing through deep loose sand with big heavy lorry, miles and and miles from the "onals" of even a small native village, furth er still from any skilled na8f8- tance, with an engine of which he had no previous knowledge or experience; the driver was ofton anxious but the elasticity of the engine responded to every call,

In the Orange Free State roads are excellent, and long stretches could be covered at full speed. These roads are kept in order by numerous grading machines,

The roads in the Transvaal are also quite good but in Rhodesin the going was generally very rough, necessitating considerable reduction in spoed.

ing an averago lond of nearly The lorry was fitted with what four tons. To convey an idea of, is called "forward" steering, the engine capabilites of this type which means that the driver sita of lorry, the principle on which at the side of the engine, this the Diesel engine works, the rearrangement naturally, allowing `a markably low cost of operation, much larger platform space for and the undoubted possibilities of the loading of cargo. When the this now method of rand pro-lorry was being assembled at pulsion of revolutionising trans-capetown it was thought that it port in tropical Africa, we cannot might be uncomfortably hot for do better than print an account of the driver to sit alongside the the journey as related to us by engine, especially when traver-ruts, boulders, bumps, stumps etc

the driver.

|

Ten miles before reaching the the Bait Bridge, which spans Limpopo River, the road is simply track cut through the forest and the samo term applies after cross- ing the Limpopo for a distance of about 60 miles. There are deep with low overlianging branches of trees to add to the general di comfort. The traffic of London is child's play to it and it would be most interesting to hear the re marks of n London bus driver (recognised to be the best driver in the world) if he was asked to negotiate the roads round the Beit Bridge.

narrow and covered with rushing water, but nothing could stop the Diesel lorry. The merest sem- blance of a track seemed sufficient for her.

THE ENGINES OF LORD WAKEFIELD'S MISS ENGLAND III.

Five Gallons a Minute Petrol Consumption.

Lord Wakefield's Miss England of the two engines in Miss Eng- III, in which Mr. Kaye Don re-land III to 2,200 b.h.p. giving cently achieved a speed of 118.81 total of 4,400 b.h.p. The weigh m.p.h. at Loch Lomond is, in rela-lof each engine is only 1,030 lbs. tion to her weight and size, the so that the power weight ratio is most powerful craft evor built. roughly only 12 ounces per braku After the trials at Lake Garda, horgo power, compared with ning she was, equipped with two new to 10 lbs. in an ordinary car.

enginca, exactly Rolls-Royce

similar to the engines fitted to the Schneider Trophy seaplane in! which Flight-Lieutenant Stain forth last year established o world's speed record of 402.5 m.p.h.

Four Thousand Horso Power This engine is a modified and improved version of the R-type acro enging first evolved for the Schneider Trophy Contest in 1929. It has 12 cylinders, with a bore and stroke of sin. by 6.6ina., and was developed from the 825 hp Buzzard engine.

The engines are, of coursо, supercharged, each supercharger rotor in Miss England 111, rotating at 25,600 r.p.m

Over 300 Gallons an Hour.

Fuel consumption at full throttle is at the rate of over 300 allona an hour or five gallons a minute. Miss England Ill carries .60 gallons, sufficient for about 40 minutes running.

Gear-Box in the Bows.

The drive from each engine is taken forward to separato gear boxes in the bows, and thence downwarde and stornwards to twin propellors rotating at 7,600 r.p.m. The engines are started up by compressed air.

The gear-boxes and the trans- mission, as well as the engince, water-cooled, and the temperature is recorded on dials on the dash-

At a crankshaft speed of 3,200 r.p.m., the power output of each|board..

MUNICH TO SAN REMO.

Six Days' International Alpine Trial.

BRITISH CARS WIN.

BABY CAR'S FEAT.

'8,000-Mile Journey in South Africa.

EXACTING ROUTE.

What is claimed to be the most

NEW AUBURN

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DUAL RATIO

Dual Ratio, exclusive with Aubum and special equipment in all Custom Models gives you the equivalent of two cars in one; in the hills a most afficient hill climber; on the straight-away a smoother, quieter performance at high speeds with less wear and tear on the motor, and running parts, On the boulevard or in the country with your car moving 20 to 60 M.P.H.. turn the Dual Ratio lever on the instrument panel from Low Ratio to High Ratio and while your car continuos at the same speed the motor speed drops down one-third of its former speed. Less vibration, quieter, and more economical.

Laing hot country; as a matter of The lorry covered a distance of net no discomfort whatever was over 2,000 miles in 15 days of experienced. To give some iden about 8 hours ench, at an average of the heat and power of the, sun speed of nearly 17 miles per hour in the Karroo it may be mentioned A most remarkable performance that the driver, who was wearing considering the state of the ronds. shorts, got his right knee which The "Gardner" Diesel engine was exposed to the sun, bailly gavo complete satisfaction during barnt, a most painful experience, the whole of the journey at while his left leg which was next

the altitudes, including

In high to the engine did not once feel un-

Rhodesia heavy thunder- altitude of Johannesburg, and comfortably hot. The "Forward" storms were encountered, and tho all temperatures, including the steering position for the driver is lorry was overtaken one evening hol temperature of the Great therefore quite suitable even in by a violent storm; the track way Karroo.

the holtest climates as far as dis-like a foaming torrent. Light It in interesting to note that the comfort from the heat of the night flashed in all directions and engine was not fitted with a fan, engine is concerned. The cab the peals of thunder were deafen- which is unnecessary in England. should naturally protect the ing. The track was extremely Even without a fan, only once, in driver as much as possible from the Karroo, where there was a the dirent rays of the sun. following wind and the tempera-

Crossing the Karroo was indeed

The six day's international notable performance over achieved ture was stifling, did the engine an experience, owing to the deep

San Alpine trial from Munich to get rather hot, necessitating a stop of an hour to allow it to cool lose sand and sweltering heat,

Constant und undivided attention The Fuel consumed by this Remo ended in an overwhelming by a "baby" car in South Africa is thea recent 8000-mile journey from! whole was lerry for the down. This was only a minor was essential as the track

journey victory for British cars over

Johannesburg to Juba, on the Nile matter, but as the driver was told extremely rough and often hardly amounted to only 120 gallons of finest cars on the Continent.

The Coupe des Alpes, for cars of (more than half way to Cairo), and that it was usually extremely hint deaned. It was also very narrow, "Shell" gan oil costing at Cape In the region of the Limpopo he keeping the driver constantly on town 7d per gallon, or a total fuel engine capacity of 2,000 c.c., was back, in a standard Morris Minor won by the team of Talbots, com two-seater (the lowest priced car in had a fan Bited at Pretoria. the alert to negotiate heaps of cost of 23. 10.a. for carrying near-

posed of the Hon. Brian Lewis. Tthe Union), driven by Mr. W.

Interesting points in connexion soil and the walking at fourteen was never found necessary and loose sand, and deep ruts withoutly four tona a distance of

This i Breat E. Rose-Richards, and N. Garrad. Robbins and Mr. J. Whitehead of the fan belt was finally removed dropping below п reasonable 2,000 miles.

In the individual class for cars Johannesburg. The car had pre- with this trip, which took two, miles for drinking water, constant as the engine remained quite

triemub for British manufacturers

the negotiation of deep elephant spoop speed.

months to accomplish, were cool. The driver, would, however,

and Messra, Norris Henty & Gard- of the same capacity for the Glacier viously run 500 miles. advise all users of Diesel-engined

ner Ltd. of Patricroft, Manchester.Cup, Invictas Alled the first three

The route lay over very difficult traversing of a 16-milo belt of and an "approximately 400m.p to driver will be more readily appre- the matters of

the "Gardner" places. Donald Healey, the winner

rendered atill more tsetse fly and the firing of buckshot, Petrol consumption throughout.

Such a feat on the part of a Bri- lorries in tropical countries,

last year, being placed third behind country,

small car häróused" Diesel engines, are to be whole. M. Neetham and A. C. Lace. formidable by torrential rains, yet at the swarms in an effort to obtain

the

rellef from beir attenlons, actish complete success of their engine Armstrong Siddeleys filled the next no serious trouble whatsoever was castonal ploughing through grass 12 tremendous intercet in the Union heartedly congratulated

experience. At Juba, the Governor under African conditions and its three places.

in fuel extraordinary economy consumption.

JI

The constant strain 刮以 the

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In another group of cars of from of Mongalla Province ordered the ft-15 ft. high, crawling in first where incidentally, Morris couplett 1,100 cc. to 1,600 c.c., Frazer car to be turned back, the Sudd gear throughhout a 78-mile devia- first pisce lo British, and recond Nushes were placed first and area being 5 ft. under water for tion, the bogging of the car ever place in total, April car, registra

the running-boards in black cotton tiens. second, and a Wolseley third. 400 miles.

Riley cars won the Coupe dea

It is interesting to work out the Alpes for the 500 c.c. to 1,100 cc. fuel cost per ton mile and takinglass, the team being composed of the load 3 tons and the dis-Victor Leverett, C. Riley, and G. tance round 2000 miles, the figures Dennison. are as follows:-2,000 miles by 3% tons equals 17,000 ton-miles; 7,000 ton-miles for £3. 10. Od equals 12 of one penny; that is one-eighth of a penny per ton mile.

A fuel cost of only one-eigth of a penny per ton mile is absolutely

In the individual section for cars the same capacity, Rileys filled the first three places.

Major Montague Johnstone won the Glacier Cup, Jack Hobbs being second, and G. M. D. Maltby third. If there is a lesson to ho learned from the trials it concerns the coul-

cortain to revolutionise transporting systems and the petrol feed

over the whole of South Africa. It can only be described tounding and represents about one fifth or one sixth of the fuel cost of a petrol-engined lorry carry-seem that the prestige of the ing the same load over the same distance.

with which some competitors had

as a trouble, but to judge from the com

ment in the foreign Press, and from foreign competitors, it would

Owners of petrol engine lorries will begin to look askance, when they think of a 4-ton lorry doing 17milles to the gallon, and when they further reallae that the cost of a gallon of crude oil is only about one-third of the cost of gallon of petrol, they will rightly consider that they are behind the times.

standard British touring car has never stood higher on the Continent than at the finish of the Alpine trial.--Daily Express,

siderably higher viz, about 20 per cent. The direct result of this le that the rate of fuel consumption is lower. In short the fact that high compression is used gives more miles per gallon of fuel.

Dure

alr tho

Why, it will be asked docs a

The Gardner compression igni- Diesel engine give more miles portion engine, commonly called the gallon than a petrol engine? The

Diesel engine, operates in much explanation is simple. It is this. When the piston of a petrol engine the same way as a 4 stroke petrol engine, the various strokes boing descends it draws in petrol gas in the following order: (1) the from the carburettor. In the care

draws of the Diesel engine the descent suction stroke when the piston

descenda and of the piston draws in pure air.

Into the cylinder (2) In the petrol engine when the piston rises, the petrol gas is com- compression-stroke when this afr pressed in the cylinder to about is compressed until it is sufficient- 90 lb. per sq. inch, and when they hot to ignite the fuel; (3) the piston reaches the highest point power stroke when the piston ir of its stroke this gas is exploded forced down by the expansion of by means of an electric spark.the cylinder contents; (4) the In the case of the Diesel oil engine exhaust stroke when the piston the rising of the piston compresses rises and drives out the burnt the pure air in the cylinder to gasCH, about 620 lb. per sq. inch. There is no electric spark or any fire of any kind, but the quick com-

A. GOEKE & CO. pression of the air by the rising any heat or fire of any kind,

4th Floor, China Building.

Depot

FIAT GARAGE

Tel. 22221.

Tel. 24821.

MICHELAN

An astonishing thing is that the Gardner Diesel engine can he easily started by hand, without the The high compression in of the platon causes the tempera- ture of the air to rise to about cylinders would make it quite Im- 1000, degrees. When the piston is possible to turn the engine round. at the highest point of its stroko but each cylinder is fitted with a a very fine minute spray of oil fuel lever, which, when set in a cor- is injected by a amall pump into tain position prevents the air the hot compressed air, and as the inlet valve from closing, and this self-ignition temperature of this throws each cylinder out of com- oll fuel averages about 260 preaslon as the air In each cylin-i degrees only, it will be appreciated der is simply forced back the way that the oll fuel, which is ming-it came. This enables the engino ling with the oxygen of the hot to be revolved quickly by means compressed air at a temperature of the ordinary starting handle of 1000 deg. must Ignito, thus pro- und when some speed has been ducing the power atroka. The gained, one of the lovers is pushed compression in Dlesel engine is into the working position, which over five times that in a petrol throws this cylinder into

pression. The impetus carries the engine.

The thermal efficiency of the platon over the compression, and this cylinder fires immediately. latter is about 28 per cent, but in

com-

the Diesel engine the higher com- The other lovers are then simply

prosalon

the ther

employed enables nu hed Into working position in fancy to be con- I turn.

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Inclined straight line drive, side valve; engine, flex hub clutch, lockheed duo-hydraulic brakes, silent third, girder braced chassis, special purification system for air, oil and petrol, anti- theft protection, completely equipped and low gasoline consumption-20 M.P.C.

Let us give you a demonstration without obligation.

AGENTS:

A. GOEKE & CO. CHINA BUILDING. Tel. 22221..