1931-05-16 — Page 9

THE HONGKONG TELEGRAPH, MOTORING SUPPLEMENT. SATURDAY, MAY 16, 1931.

EFFICIENCY AND SPEED.

Ultimate Limits Yet to be Reached.

"MARGINAL" DIFFERENCES.

in factor

"Can Think."

any kind of satisfactory answer; object' it could by were nofthe near future. The obstacles to attain in such

Destroyers and the Eiropa Campured,

OPTIMISTIC TRADE OUTLOOK.

ONCE THIS KEY LOG IS CLEAR, THE REST WILL FOLLOW!

AUTOMOBILE PRODUCTION

IMPROVED

BUSHIESS

1950

» ESTIMATED FOR MASIVN

By Allord Smith, Execu- tive Vice President, The Union Trust Co., Cleveland, O.

No industry is more significant of the direction -of general

able. That they will go faster is misalignment of the rails can have and higher speeds are indicated. conceded by engineers, but if they the most appalling consequences. It is confidently predicted by the lever achieve the speed of fifty. To keep the roadbede in shape for unwise that in the course of a

miles hour present-day en-high-speed trains would entail few years

wo' shall be roaring gineering practices wh! have tremendous sums of money, and it through the air at speeds from inoved considerably further for is probably not commercially fea-750 to 1,000 miles an hour. The ward. The problem will be to get sible to run trains of present engineer, taking a long view, might

l that offers minimum of design at a very much higher ente agree that much

speeds are possible, but the physiologist would shake Patanee, both below and above; then procent lay speeds, The water line, and motive poveri Moto-ing Face Fuster Than "Mun his head. Would the human body

... deyclops 4 granter ratio of

be able to withstand centrifugal power for each unit of weight. It is encried again and again forces of a high order? From clutide standpoint I modify such statements, beentine It is estimated that 10 per cent. of that one day an automobile will Everything would be perfectly is pertineat to nak, since speed re the difference in design between the total resistance of a fast ocean speed ni 300 milen an hour. It is simple if we could be sure of grad-

pro-Einer is due to the air. cords are being brukten every year the various types of craft

possible, but not immediately pra-jually increasing speed at a rate. What is the limit of spred at foundly modifies the circumstances! But with the motor boat a speed bable. When that speed is reach no greater than the acceleration of which a

man can go with safely 'of their performance.

30. increased jor 150 miles an hour is hot, ni ulled, however, it will be within gravity and having to himself and remain in control. Efficiency of design is then a improbable, although it is not striking distance of the maximum the speed, if we could be sure of of his craft? A large number of controlling

attaining kely that it will be attained in spoed that man will ever be able never stopping suddenly, of nover flixtinctions must be made before higher specte. If

a vehicle and breaking the momentum by a turn argued be overcome are similar to those still inaintain control. The record or by a slight rise or descent in can be returned. The primary that bigger craft with for higher for the liner; a lighter and more to-day standa at 245.733 miles night.

Most people have experienced a distinction is between the types of power units could he constructed powerful engine, a streamlined hull hour, made earlier in the year by craft emplayed and the media in, but eventually it would be found that will offer the least possible Captain Sir Malcolm Campbell. audden start in an automobile or which they operate, writes a con- that sat only would the speed not resistance to the passage of the Travelling at even that her brukes while travelling at thirty business than that of the automobile. Since the first of the year.

a too. Audden application of the tributor to the New York Times, be increased but that an actual ferait through water and air, and a next door to

You may Landcraft have natural or artificial physical barrier to size would he gross weight that is sufficient only compare racing in a car at auch or thirtyfive miles an hour, and production of cars and trucks has been pointed upward. In some advantages over watercraft, aero-created.

to supply inherent strength to the a speed travelling in a projectile have either been jerked sharply respects the expansion has been disappointingly slow, but the fact planes have natural advantages

craft at its maximum speed. We in which control is maintained by backward against the back cushion remains that with each sicceeding month greater numbers of motor aver both types, and a rocket plane.

shall undoubtedly see motor boats aligning sights on the car with or thrown forward against the ears are being turned out. going at 150 miles an hour, if not overhead markers. E is impose, wheel. You have only to multiply November, with a total autput of 141,000 cars and trucks in the United if it could be operalett beyund the

The low point in the automobile industry was renclied in In the category of watercraft|more, some time in the future, have advan- Kiratesjihere, would

sible to steer it In the ordinary this effect thirty times to conceiv cat farther differentiations have 27-Year Unbenten Recard, of tages over all other types.

way because the speril in so great the fact that at 1,000 miles an hour States and Canada. In December there was some improvement and Science informs us that when to be made. The difference besk

Locomotive.

that actually it is somewhat better a sudden stop might drive the in January the total was 178,399. February brought still further and a motor With you increase the speed of any given tween a destroyer

the railroad Jacomotive than twice as fast as a man can bones of your legs. through your expansion with 230,000 cars and trucks, an increase of 20 per cent, eruft the resistaster increases, nat boat is less than might be imaginjscience is in a quandary. The re-hink. Or to put it another way, shoulders, or sudden swervej over the preceding month.

The destroyer is the fastest al cord for long-distance run is it is alat twice as funt, arcord- would instantly kill you by centri-largest percentage of expansion in munthly output which has occurred proportionalesy, had as the square,jed, And that the power necessary to the top of the bucket and the 192.3 miles an hour. betweeaffing to. Herboltz, as it takes to fugal force drawing off every

blood since that of 40 per cent. from January to February three years ago. induce the speed rises as the cube, motor boat is fastest at the bottom, | Plymouth and London, and hasjec-ordinate brain and hand. Thus vestige of blood from the For example, if you take a motor the former with about forty knotajstood sites 1904. It is not beyond an object scen at such speed vessels of the brain. As it is, a With all leading manufacturers scheduling further advances in

The the ability boat of racing design capable of and the latter with 102 knots,

of engineers to sit would not enter the driver's contemporary loss of consciousness, operations for the current month if is likely that production in March hoar fastest liners, such as The Bremen down and design, a traveling at 10 mil

Jocomotivesciousness until Je Wita many called "blacking ont," is experiene-will show an additional gain of 15 or 20 per cent. sat empable of going at a much greaterlyards past it. Obvimply there isad by pilots in turns at speeds of almost 790,000 care and trucks, representing a recovery of nearly On this basis, production of the first quarter should approximate with

2,000 and the Europa, have not engines developing

the to rafar exceeded

thirty-kuat mark speed. They might or might not`a kmit to horsepower and attempt

the speed at which a around even 300 miles an hour. sports, Why is use steam That is not the im-, human can drivola enr, and that!

150 per cent. from the low record of 401,000 units in the last quarter. Robot to Control nt Speed of seept in short her this remundogs difference?portant consideration. Th erus limit would seem to be stretched to

of 1930, Although this gain is impressive the fact remning that 1,000 M.P.B.

| operations continge at the lowest levels since the depressed period destroyer of the maftir les in strommiluing its furthest at about 300 miles an at the rantor boat the majority and in the roadbed, and were four.

Eugimers may at some time injof 1922,

to design a The of the space in their hells is taken; not for these facts railroad con- |

speeds In ensidering

for un the future be able

The rather deliberate resumption in the automobile industry in up with proud de machinery. The panies would be running ten-hour automobile in excess of 300 miles aeroplane that will y at 1,000 bears out the forecast at the start of the your that recovery of business [1 89. it seems in 1981 would be gradul. If the advent of spring weather Her har be far more eraanielschedules between New York and an hour the physical barriers inter-miles an heir. cal, for her business is to transport. Chienuco,

it will be stimulates increased public buying, impetus to manufacturers of ears As A master of fayt,yening are formidable. They may sufe to any now that Factors that Govern Speed

pilot and and trucks and to general business will be given. passengers and mail. The de zilroad speeds might easily be summed up not merely in refine-Bown by an automatic Including Friction,

Kanyer, bureause of her relatively more than they are today, with meat of structure and efficiency of controlled From the ground by 2simee at Jeromotive are an automo ¡great weight, reptiles a tugger, out may change in design, if it design and power plant, but in the it. Par

wireless; tr will not be

any baltained by man in the air; ir bile is subject to a given air densityling amount of power to push ber-were not for the danger and eirather more Langible considera-j

alf ordinary they are they will be freak flights and to a given friction on the rond- through the water at even forty pense involved.

tions of the tensile strength of commercial purposes the ultimate undertaken by the daredevils of beds over which it passes, we can knots.

motor boat £s light: But there ne other difficultastisteol, thermiellicioner and rest-speed of aeroplanes will probably the air. Five hundred miles report, orders, are accumulating enlculate that landeraft Jaseve and as she speeds over the waters to consider. The chief on would ance of fabrics to centrifugalfrost at net grenter than 300 miles hour tools at the present time to at the rate of 600 a day for the better chance of being faster than her prow is in the air., with the he the increasing tendency with an fares. From the aspect of to-day, an hour,

But we are a long way be somewhere near the limit a Bantam Austin the American watercraft, whicle operati

in a result that far less energy is next increase of speet for the locorus the deadline for automobile speed at present from saying that the speed in the air.

bufit version of the Austin Seven. Inedir <> Kreatie

dozsity,fed per unit of weight.

Aive to jump its rails or to throw seems to be around 300 miles anspeed of express transport ner- Similarly an arroplan, normally | In the rare for speed over thelan inereasingly greater strain an hour.

planes averages 300 miles an hour inful light. operating in lesser wir densition, water all types, of craft except they them.

Aerial Predictions by Unwise

Par railitary pur-j Persons. with a friction the less than that mutor boat may be eliminated. Istrain, that the rails, ther

The poses the day may down when

American Automobile or water-lean be safely asserted that the pro rondbed have to withstand when it

estimates With the aeroplane we have no 500 miles an hour is attained, butĮ Assoclution which either handeraft

that the

The net langible assets of the craft generates, is always Bikely fajblems in the

getting als considered that a speed of 120 such worries. Man has alreadyflights at such speeds will always average automobile owner paid automobile industry in the United be faster than either of the other liner to go at a speed of 100 miles miles at her the slightest un-ispod at the colossal speed of 357-be risky. It would be rash to say 14 per cent. more tax on his car States at the end of 1929 totaled

Bart w types.

$1.956,687,650. in a seaplane that even greater speeds will not in 1930 than he did in 1929. jan hour are commercially insuper-evenness of the track, the slightest 1723 miles an hour

ta

the speed to 200 miles au hoger, you would disenge that the registante would in aquard and that' horsepower required winll be

16,000. -1,00 bik

unbog Beiney of the duchen, wore erenset.

are

bound

not

In the Pa

The

way of

It is not hard to grasp the!

and!

让

The Increase in February over January of 20 per cent, was the

STILL GOING UP.

AUSTINS IN.U.S.A.

According to

חוז

American

WEALTHY. INDUSTRY.

AR

YOUR

MAKE

CONFIDENCE

BE YOUR GUIDE

RESOLVE: "I will buy only the leading make of tyre” ! . . . There is invariably a special value

in the product which leads all others in its field ... Over a period of time the public can be depended upon to discern and appreciate what that value is ... This is the whole explanation of the outstanding lead- ership of goodyear Tyres... You know Goodyear Tyres; you know “the world over, more people ride on Goodyear Tyries than on any other make"; you know leadership implies merit every time... 'You will find it will pay you to say, "I will buy only the

leading make of tyre!"

TTY

HEALT

شمال لات

GOODYEAR,

Two Reasons Why Goodyear is

the Leading Make of Tyre

The famous All- Weather Tread is superior in traction. Press your head upon this tread. Peel the grip of the deep-cut, sharp-edged blocks placed in the cen- ter of the tread where they belong. This illust rates its hold-fast action on pavement road.

OF

The Supertwist Cord Carcass is superior in vitality

and long life. Under con- tinued flexing or sudden road shock, where ordin- ary cords fatigue or snap, the extraolastic. Supertwist cords stretch and recover, like rubber banda.

Distributors :

ALEX.

ROSS

COMPANY, (CHINA)

LIMITED.

HONGKONG

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