1948-11-04 — Page 1

A knot to remind you to specify

SIEMENS

V.I.R. CABLES

CLOVE HITCH

Used to secure a line to

When any round object. strain 15

011 the

standing end the knot cannot slip from its post- tion on the pole or rod.

Stucks orailable ut

SOLE AGENTS:

SWIRE & MACLAINE LTD.

L.CONNAUGHT RD, C. TEL.. 30331.

APB A

INERTOL

FOR WATERPROOFING AND PROTECTION

Mission Hospital of Dr. Albert Schweitzer, Lambarenc, French Congo, using Inertolon

n large scale since many years.

Sole Agents for Hongkong & Chinu SIBER HEGNER & CO., LTD.

Tel. 22825.

Again!

THE CHINA MAIL, THURSDAY, -NOVEMBER 4, 1940,

ايديال

ENGINEERING PAGE

SPEED AND SIZE HAVE MADE INSLEY EXCAVATOR POPULAR

The British-built Insley-Excavator has a 1⁄2 cu, yd. working capacity and an arc of swing of 210 degrees, which enables it to work in con- fined places. It is designed to oporate with five

without interchangeable attachments

any change in the operating mechanism. The attachments comprise shovel, ditcher, skimmer, crane ond drag-line. Speed and size have made the Insley a popular machine for such work as estate development.

•

attachments are particularly useful on this type of work where they proved to be ex- ceptionally fast and

reliable.

trucks are separately driven froin the rear by roller chain and jaw cluches.

Both sate of jaw clutches are controlled by separate lovers and can be thrown out Inde. pendently, one sida or the other being engaged for turning either

to the right or left Large brake drums are used to lock either track shaft during turning.

The Insley is particularly, noted; for its ability to cut clean. traight trenches and is able to traverse normal types of ground without resorting to the use of sleepers or mats. This is dur to the low beuring pressure of] approximately 9 ibs. per square i

The insley Excavator is power- inch exerted by the crawlered by the Perkins Type PF In- pads.

dustrial six-cylinder Diesel en- The Diesel engine power unit gine. This engine develops mables the Insley Exenvator to hp, at the governed speed of 1,250 negotiate graties as sleep as 35 de- | r.p.m. (twelve hours continuous grees An all-steel streamlined cab | rating). Electric starting is At- is fitted with windows of completed as standard. dimensions to ensure that the dri The engine clutch is a single-

CLEAN, STRAIGHT CUTTING

With shovel, ditcher, skimmer, crane and drag-line all Interchangeable attachments causing no change in operation, the Insley excavator is a handy machine, It is particularly noted for its ability to cut clean, straight tranches

30

Hand-Made For Elizabeth

both

ジ

wwwww

The most modern, refrigerator in the world was specially hand-made as a gift for Her Royal Highness Princess Eliza- from the British Refrigeration Association. Tho total capacity of the refrigerator is 130 cubic feet, and it has separate compartments for wet fish, vegetables, game, poultry and frozen foods. All of these are controlled st the special temperature necessary for each.

Tan Ice-traya give 20 pounds of Ice at a time and there are three frozen food sections and న cooter fan for stopping "| food drying.

When the door opens a fluorescent lamp lights the Interlar. The refrigerator is in stainless steel and tream enamel to

match the decorations of Clarence House.

This Machine Counts Up To 100,000 In A Second

By MICHAEL GRANT

one

ATO

A new research unit formed of holes, the diameter of which by British Insulated Callendar's is just large enough to puss ver has an unobstructed view at plate clutch and the transmission Cables Limited of Norfolk House, the objects to be counted

une. Dises with different 13 working angles.

has one forward speed and on Temple Place, London, W.C. 2. by

and sized holes for dealing with ob The main part is fobriented revere. The change-speed gear-and Automatic Telephone from heavy steel sections riveted box has been specially designed Electre Company Limited, of Jeets of varying sizes are avall. House, Aldwych, ble, and can be rapidly placed together, rigidly traced and gus- for heavy duty and consists of a Melbourau

W.C.2., has built a machine in position. In operation à nume seled to form an exceptionally cast iron gearbox, housing ma

which counts at speeds of 100,000 | ber of nuts, for example, strong frame, capable of

heat-treated with-chine-ent

gears

J more times a second-and discharged into the hopper. The truding the heavy loads to which running in oil and mounted or

dives the answer. The new de ding is then set In rotation by an excavator is subjected. Axles; ball bearings.

vico is already being used for switching on av electric motor consist of two-R.S.Js, with heavy

mensuring The split second and the nuts are carried round crossed bracing between then. À large steel box, carrying counter-

operating and releasing times of with it. These in turn are swept Inte the holes by flat brushes; weights, is located at the rear.

ofcetric apparatus.

under the holes are chutes, and Another ingenious new device, in fiding down the chutes into developed by the same research container they pass a photo- unit, shows the telephone num-cell, which operates a flap when

Solf Clearing

Cast Steel

The drum gear and cone clutch are cast steel. The cone clutche: are actuated by cams, the thrust being taken by ball thrust bear The track is of the self-clean- ings. The clutches are released ing type, with double rollers run by helical springs, mounted 1: ning a fracks near the centre of | carrier Drums are provided the pads. A heavy structural | with band brakes and \_ratchel | neither to asks for the caller's into a second container. mynber enrries-aix-bearings-and-Į paveta.

yokes and a track adjustment is provided at each end.

are

Bearings for the roller shaft

brushed. phosphor bronze located En 41 housing verled against the ingress of dirt. The

ber of caller un trunk switch- certain muinber have been de- hards, so that the operator bus

in

fivered. This diverts the stream

umber nor-check-it-The-new- rotters which, with the sprocketa, The clutches are 21 in, dia-

The machine is capable of de levice suggests a number of pun lake the load of the machine.

meier with Ferodo clutch linings ibilities, including taking Uvering and counting ten gross Sprockels are carried in cast steel Drum brakes are of the ban photograph of the particulars of of objects a minute, the number type. Line pull is 5,275 abs. at the call for accounting purposes discharged into each box being predeterminable' over an unlimit- 193 ft. per minute with drums it has caused great interest

ed range. Plug-in untis are tagged, 6,750 lbs. at 150 ft. per the telephone world.

counter An electronic

aryl used throughout, so that main- minute without drums lagged:

The boom is slowed by means batcher has been constructed by tenance and replacement by un- of slewing drums, cam operated. CE. King and Sons Limited, at skilled workers are ensy..

Stalne MkIdlesex, Enland, for The clutches are released. by counting and batchung small ob- heilcal springs. Wire ropes from the drums rotate the bull jects of similar size, such an nuts, bolt, buttons and tablets. The wheel of tho boom and an equalising rope co-ordinates the machine consists of a cylindrical metal hopper in which a metni drums.

dise is fixed, fitting closely to The bull wheel is 60 ins. dia- the base and just clearing the meter, braced and gusseted and vertical wall. Near the per. is bolted to a steel hub casting.iphery of this dise are two rings The hub tums on the pintis.

THE REFRIGERATOR!

WITH ALL THE FEATURES! which is also a steel carling. The

PHILCO

Famous for Quality the World Over

Freeney Locker

Balanced

Humidity

higie

Summer Water Confed

hub is phosphor bronze bushed.

The drive from the gearbox is we tirum clutch levers, a swinger clutch lever, two drum brake through two heavy-duty Univer- sal Couplings. All heavily load-pedals, engine clutch pedal, di-. ed shafts are made from high-reelly in front of the operator's

seok

tensile steel.

Splined Shafts

DIES STAMP STEEL LAMINATIONS

have

Some interesting dies been made for stamping lamina- llons out of silicon steel for use In making electric motors. These dies are of Edgar Allen K.9,0!! hardening steel, and were milde by Purfection Tools Ltd.

They are form ground all over.

and measure approximately 10" outside diameter, the outside dia- Crawler clutch levers are on meter of the component being. each side of the operator and approximately 4." Splined shafts arc

crawler brake lovers are on K.0 steel has been used for this used throughout, with few exceptions, each end of the shaft which type of tool for a considerabl All shafts are mounted on heavy- carries the drum clutch levers period by the firm concerned, duty roller OT bull bearings. and pedals.

alnce it is capable of giving the Bull wheel, slewing lock and One ground limits and finish re- Gears are machine cut and the sheaves have machined grooves, gear shift lever ure within con quired. phosphor bronzo bushed and venient reach of the operator's scat. Travelling speeds are 1.2 grease lubricated.

The operator is sented directly miles per hour forward, and .015 behind the bull wheel. There are miles per hour in reverse.

NOTE THESE FEATURES:

SEC.

YOUR GUARANTEE.

Your assurance of satisfaction lles in the fact that this Refrigera- tor is marketed and guaranteed by the G.E.C. (the largest British electrical manu- fucturing organisation in the Empire), whose products, ranging from capital plant to appli- ances and accessories in every day use, have earned throughout the world an enviable re putation for excellence, sturdiness, and year after-year reliability.

Big Frozen Food Compartment.

* Plenty of Ice Cubes in quick-relenso frays *.Convenient Meat Storage Tray.

* "Krisper" Vegetable Freshener.

PLUS

Completo Seated Freezing System.

*Silent Unit, Guaranteed 5 years..

STOCKS NOW AVAILABLE FOR IMMEDIATE DELIVERY

Genalex

7 CU. FT. SEALED-UNIT REFRIGERATOR THE BRITISH GENERAL ELECTRIC CO., LTD.

Qeven's Building

Hong Kong.

"A Subsidiary of THE GENERAL ELECTRIC CO. LTD. OF ENGLAND.)

.METAL WINDOWS

by

7

GIBBONS

GILMAN & COMPANY LTD.

ENGINEERING.DEPARTMENT

Telephono 31146

瑞泰有限公司 總經理

宇宙錶

› Swine procialini walchen

VERSAL

"Bole. Distributazotum

LANDIS

BROTHERS

3. Queen's Ra

CO., LTD,

Tel. 25399.:

Plastic

Conservador

Completely Adjustable Shelves

Super Rober

King Bas Systent

Gold

Shelf

PLEAS

FOR

QUALITY-DURABILITY-DESIGN

INSTALL

"Standard"

PLUMBING FIXTURES

WHITE FOR OUR HOME BOOKLET

AGENTS

ANDERSEN, MEYER & COMPANY, LTD.

33461

DAVID HOUSE:

TEL:,:28081:

AW KNOX

ENGLAND

Manufacturers of Contractors' Equipment known throughout the world.

EXCAVATORS SCRAPERS

BULLDOZERS ANGLEDOZERS

ROAD FORMS

TAMPING ROLLERS

CONCRETE MIXERS

CONCRETE PUMPS

Sole Agents:

GOURLIE & CO., (H.K.) LTD.

Union Buliding,

Tol J13412

Distributed By

GILMAN & COMPANY LIMITED

REFRIGERATION DEPARTMENT

Gloucester Arcade