1932-09-24 — Page 11

THE HONGKONG TELEGRAPH. MOTORING SUPPLEMENT. SATURDAY, SEPTEMBER 24, 1932. PNEUMATIC TYRES. has been stimulated by the adverse one, is the effort made to Improve DRIVING SIMPLIFIED, pressure. A big, pneumatic-tyred,

Standardization and Research.

EFFECT OF SPEED.

THE NEW

economic factors in the world,

the appearance of tyres.

Improved Methods of

Control.

articulated 8-wheeler is fitted with an equipment by which a rod light le shown in the cab when one of the rear tyres becomes deflated. There is scope for further Ingenuity In the matter of tell-tales on motor vehicles,

While the developments in motor Other developments have taken tyres during the year which has place in the all-important matter of clapsed since the last publication of cotton. The problem here is not the British Motor Number of The merely one of strength, but to in- Times have not been of that spec- crease" the resistance to fatigue. tacular nature which makes a ready When a car is running at 30 miles

MECHANICAL DEVICES.

Half-automatic jacking of a car appeal to the oyo or imagination of an hour, flexing takes place in every

has not been taken up by manu- the motor-user, they have been of portion of the casing six times every

Thanks to the constant improve factares na it should have boon, substantial benefit. Co-operative nocond. Newly designed machinery (BY SIR GEORGE BEHARRELL, )`

working between motor-vehicle and and Improved manufacturing ment of mechanical devices, automo- partly, no doubt, on the score of economic tire manufacturers on technical pro- methods to this end have been made biles are becoming even easier to expense, and partly owing to the A period of Intense depression might be thought to blems has made steady progress and available, and the research still manipulate. The motorist to-day reliability and durability of the requires less special skill than he modern tyre. I can only call to cause some slackening of effort in la now widely recognized as having proceeds.

did yesterday, both in driving and mind one make of car where a half- Comfort in Travel, technical research, development of an important hearing on the pro-

In maintenance, and great strides processes, and methods of manu-ducts of both industries, essential in

While all these things cannot have Intely been made towards the automatic system of jacking is in-

cluded at the ordinary price. facture, but among tire-manufne- fact to future efficiency. Recent

has Braking

become more resources arrangements between the Institu- necessaray be seen they nevertne realisation of automatism. turers with vision and

ordinary Perhaps the most pronounced ad- auch Blackening has not taken place. tion of Automobile Engineers and less exist and by the

In general control in the automatie in that the force is now On the contrary, the untiring search the Society of Motor Manufactur- motorist are orten taken for granyvance

the wide adoption of generally partly applied by power. ors, and Traders provide new and ed, but the outlook of operators of past was valuable facilities for dealing in a large fleets of omuibusos is entirely the self-starter or engine-starter. derived from the machinery, but! broad way with problems of stand- diucrent. in this case costs are Since then we have moved for vard, automatism in regulation for wear ardization, and research, Omcial most carefully scrutinized, and an not so much perhaps in engine de- has not yet been developed, except | means of cooperation with tyro increase or decrease or a small sign as affecting the automatic ne- in so far na the hydraulic brake manufacturers of the United States fraction of a penny a tyre-mile may commodation of speeds and power provides it: That we must come on International problems have been 'he a determining factor. in omuito londa ns in gearing. Several to greater variability in chassla developed and the Tire and Itim bunes and public service vehicles good minor points in engine-con- suspension to suit different condi Association of America has now its generally attention is being turned trol have, however, beon elaborated, tlons is hardly to be gainsaid, and resident representative in England more and more to increasing the For example, on most modern cars a small step towards the desired An Early Invention. comfort of the passengers, a matter the regulation of the time at which end is to be seen in the provision of An example of the necessity for in which the tyre manufacturer's the spark shall occur in the cylin-a controlling device on the dash- joint consideration is the recent an-co-operation is essential. Improved der is automaticaly governed ac-board whereby the amount of work nouncement of the so-called "dough-manufacture, larger tyres, with the cording to speed. In most cases this undertaken by the spring shock- nut" tyre. This is a tyre with a use of lower intiation pressures, is done by the centrifugal force of absorbers can be altered in ac great that are indicated, and in this connexion rotating weights. A variation of cordance with prevalling condi- sectional width

the the Dunlop Company hua, made the principle is a pneumatic con- tions. for motor-car purposes wheel is reduced almost to vanish available a high capacity low pres- sure tyre having a cross-sectional ing point and the tyre itself mounted direct on the hub, It is width of 15 inches. of interest to note tint tyres of

OPEL

THE NEW

Product of General

Motora,

OPEL

THE NEW

For Economical Motoring

OPEL

THE NEW

For MinimuE CON

Cont.

OPEL

THE NEW

For Maximum

Mileage.

OPEL

THE NEW

Telephone 3-6-2-2-8.

OPEL

The Dragon Motor

Car Co., Ltd.

BD

The quiet-third or alternative. trol to give greater steadiness of movement. Again, it is the com-| mon practice now to govern auto- top, which consists of permanently matically the temperature of the meshed helical gearwheels--like the engine and to keep a more constant manent wheels connecting the gearbox-with engagement by heat-while allowing more rapid clutchshaft and the layshaft in the warming and slower cooling-by

ensures

NEW AUBURN

STRAIGHT EIGHTS

DUAL RATIO

special Dual Ratio, exclusive with Auburn and equipment in all Custom Models gives you the equivalent of two cars in one; in the hills a most efficient 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 white your car continues at the same speed the motor speed drops down one-third of its former speed. Less vibration, quieter, and more economical,

America. Apart from reducing ASIATIC MOTOR CAR CO.

Beaults in this field are likely to this type been known during be somewhat restricted in Enginnd almost the whole history of because of a regulation which limits, peneumatic tyres. They appear the overall width of the public ser- to have been first invented by an: vice type of vehicle to 7it. in controlling the cooling air-supply what are known na dog-clutches or Englishman, (Hall 1893), although handicap from which other impor- or restricting the circulation of the other similar means, has been practice, which originated in they have been re-invented many tant countries do not suffer. Sir water, The valves may be con- widely adopted in England. This times since. Interest has been dis- Malcolm Campbell's record speed of sidered as the heart of the engine, England is admirable,

The free- played in them from time to time, 253.968 miles an hour has earned and upon their capacity to move

started In and large-section tyres were much world-wide admiration, and a few exactly at the right time and to quietness, and makes changing experimented with as recently as words regarding his tyres will not form gas-tight joints the "tune' and into third gear easier. 1925. Always, however, they in- be out of place. The main problems general running of the engine are wheel device, also troduce problems of difficultly to the were concerned with heat effects largely dependent. Attempts have gland, has been much taken up motorcar maker and the conditions and centrifugal force. The rear htly been made to obtain automa- generally have shown inauffcient tyres revolve 30 times a second, and tism in valve-adjustment as affected running costs, it makes changing balance of advantage. It now re-each tyre generates heat as fast by clearance, and in addition to an gear simple and quiet, provided mains to be seen whether conditions ns three domestic gas fires of the ingenious American device in which the engine speed is allowed to de- have so changed as to warrant any five-radiant type. The centrifugal the necessary gap for expansion is cline before the new gear is engag hope of successful application. force is so great that in spite of a preserved automatically by meansted. We have, too, the British gear- In tyres generally, study of the high Inflation pressure, the tyres of a small lug on each rocker bear-box known as "self-changing." Ita the chance of mistake in changing; it provides quietness, safety, science of "compounding" rubber become one inch larger in diameter ing upon a hydraulic ram, there is ingenious, and almost eliminates

If life becomes monotonous, go nights you'll go to the dogs! The proccede apace. This means the when running than when at rest. now what is termed a self-adjust provision and suitable addition of It is a matter of common knowledge ing tappet which also, be avoiding greator floor space, and, above all, for a ride in a French bus round French Tramway Co. is to be con- the that the difliculties involved in these the need of any clearance or gap preselection, while consting is easi- about 7.30 p.m., says a writer in a gratulated on putting some seat materials which BO alter

conduces to quieter running

For in-tremely uncomfortable) ride. change requires little effort, no where you'll end up! physelal properties of rubber Itself problems were successfully solved as best to it it for a particular pur- by British technicians and British (writes the motoring correspondently done with it. Making the actual Shanghai paper. You never know into an otherwise dreary (and ar

of the London Times.

more than the depression and re-stance, after waiting for twenty to

A traffic consus in Gt. Britain in- pose. Resistance to abrasion, for workers. The research in

Tell-tales, provided they work lease of one pedal. Allied to this thirty minutes, you board a Num- example, already greater hon that nexion with these tyres gives most of steel, is still steadily improving, useful data, which are applied to properly, are useful devices. One of form of gearbox is the fluid flyber 22. Sometimes you'll actually eluded not-only vehicles but cat- and tyres of to-day will wear longer the construction of tyres for normal. these is an electric light in front of wheel, by which the power of the

you'll get no further than the stood, however, that the last men- French Club, and on Canidromotioned did not include road-hoge. than those of yesterday. A small purposes, and is one clear indication the driver which glows red if the engine is transmitted hydraulical reach Avenue Petain, sometimes tlo and even pigs. It is under- matter, but by no means a trivial of progress recently made.

con-

oil-circulation, falls below a certain ly.

SHOW-ROOM.

445, Hennessy Road.

Tel. 27452.

Ford

"Since I began driving in 1912—a little kid then, not big enough to look over the steering wheel-I have driven almost every make of car; and when I compare the performance of them all, I do believe that for our roads here in the interior of China, the FORD IS THE BEST INVESTMENT. It is light, rigid, powerful, and I believe, as economical as any other."

IF

·

WE WERE TO USE PAGES OF ADVERTISING WE COULD NOT WRITE A MORE EFFECTIVE ADVERTISEMEMT THAN THE ABOVE UNSOLICITED STATEMENT FROM A SATISFIED FORD OWNER IN SHANTUNG PROVINCE. (Letter on file in this Office).

Authorized Dealer: WALLACE HARPER & CO., LTD.

745, Nathan Reic, Mongkok.. KCWLCON:

Fung Ning Malloo,

CANTCN.

Hongkong Ford Super-Service Station,

•Hennessy Road, Wanchal,

HONGKONG.

V-8 FORDOR SEDAN.

2-TON, 157" TRUCK (New Type) Just received is Chika?

FORD MOTOR COMPANY, EXPORTS, INC., SHANGHAI

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