Vol. CXXXIX. No. 3594 OCTOBER II, 1946 9D. WEEKLY
Total Page:16
File Type:pdf, Size:1020Kb
Vol. CXXXIX. No. 3594 OCTOBER II, 1946 9d. W E E K L Y ii E l e c t r ic a l R e v ie w October 11, 1946 The return of RUBBER T h e Cable Makers' Associalion is glad io announce lhal supplies of natural Rubber and other materials required for producing the highest classes of insulating compounds are once more fully avail able, and that it has been able to re-establish, for sale from 1st October, the well-known C.M.A. grades of cable which have made its reputation throughout the world. sC.M.A. p e c i f y C^TIOly CABLES Regdi Trade Mark Nos. 666. 585-6-7 MEMBERS OF THE C.M.A. The Anchor Cable W . T. Glover & Co. Ltd. Liverpool Electric Cable Pirelli-General Cable Co. Ltd. Greengate & Irwell Co. Ltd. Works Ltd. (General British Insulated Rubber Co. Ltd. The London Electric Electric Co. Ltd. ) Callender’s Cables Ltd. St. Helens Cable & Connollys (Blackley) Ltd. W .T . Henley’s Telegraph W ire Co. and Smiths Ltd. W orks Co. Ltd. Rubber Co. Ltd. The Craigpark Electric Siemens Brothers & Cable Co. Ltd. Johnson & Phillips Ltd. The Macintosh Cable Co. Ltd. Co. Ltd.(Siemens Electric Crompton Parkinson The India Rubber, Gutta- Lamps and Supplies Ltd.) Ltd. (Derby Cables Ltd.) Percha & Telegraph The Metropolitan Standard Telephones Electric Cable & Enfield Cables Ltd. Works Co. Ltd. & Cables Ltd. Edison Swan Cables Ltd (The Silvertown Co.) Construction Co. Ltd. Union Cable Co. Ltd. Advt. of (lie Cable Makers' Association, High Holborn House, 52-54 High Holborn, VV.C.I. Holbom 7533 9 A maintenance man in an Electricity Department doesn’t have much time for reflection in these days of shortage in materials and labour. It’s always seemed to me as if Heatrae planned the design of their W ater Heaters from MY point of view and to save my legs from repeated journeys. My experience is that HEATRAE are so nearly breakdown - proof that they need minimum attention from me. Being only human, I appreciate that point. leaders in electric water heaters HEATRAE LTD., NORWICH • GRAMS : HEATRAE, NORWICH • PHONE : NORWICH 25131 IS IT ALIVE? SOUND TERMINAL WITHOUT SOLDER THE “ PARTRIDGE ” Suitable for Telephone Lines PRESSURE FOR CABLES 'ill 1 _ ■*) • SIZES FROM DETECTOR A N D WIRES t " to }- OF ALL KINDS HOLE (Regd. T.M. No. B.581955) will infallibly telllyou, giving visible and audible indication Ross Courtney & Co. L td . (No earth connection required) ASHBROOK ROAD, LONDON, N.I9 Type Range Length up to of handle < H ) C Volts 1 1,000 36" 7 E 60,000 (F) 84" F 15,000 48" H 1 1,000 36" FUEL INJECTORS L 33,000 72" PlSiTB©!-.. Also makers of “ Westmins Makers of all types of re petition products from ter” Vacuum Tube Detector the bar In all metals and H.T. Earthing Rods Patent No. 619919 The WESTMINSTER ENG. Co. Ltd Victoria Road, Willesden Junction, N.W.IO M CL ^ REPETITION I?? Telephone : Telegrams : POOL LANE • LANCLEY BIRMINCHAM Elg a r 7372 (2 lines) “ Regency, Phone, London ■Plionf BRO.nl., IU5(*lm«i) BROarf'w.ll 1757 2 E l e c t r ic a l R e v ie w October 11, 19^6 For so long have Priorities and Permits controlled the Nation's very existence that there is a marked tendency to accept a " Make-do ” state of affairs. The lessened demand made by Government and Service departments has left us free to plan our output with a considerable degree of accuracy so that we are now in that happy position speedily to meet all requests for Mining Ropes, Marine Ropes, Engineering Ropes of every description; Capels, Swaged Fittings, Clips, Blocks, Slings, Loops and all other accessories. of various types, also Bars. m m w r n M i for every conceivable purpose. for Shipping, Agriculture and Transport. RITI5 H B O P HEAD OFFICE OFFICES.WORKS £ D O N C A S T E R STORES THROUGHOUT CREAI BRITAIN October 11,1946 E l e c t r ic a l R e v ie w 3 PROTECTED MOTOR capable of arduous duty for unlimited periods, silent, efficient BROOK//^ MOTORS HUDDERSFIELDENGLAND 4 T l f c t r ic a l R e m e w October 11, 1946 Octobei 11,1946 E l e c t r ic a l k f v ie w 5 b X e l e c t r ic w in d in g JW EQUIPMENT 6,600 V O L T A.C. WINDING EQUIPMENT A T A SCOTTISH COLLIERY MOTOR 3.900 H.P. Peak, 423 R.P.M.. 6,600 volts. STATOR CONTROL 6,600 volt Reversing Contactors. Three breaks in series per phase. Electrical and Mechanical Interlocking. Potential Interlocking on three phases. D C. Operating Magnets. BTH products include all kinds of electric plant, Mazda lamps, and Mazdalux lighting equipment, far service ABOVE or BELOW GROUND. SPECIFY BTH B T H RUGBY 6 E l e c t r ic a l R e t o w October 11, ^ 4 6 Rothihill CABLE INSULATING PAPER iU C H M U I 4 LONDON MANCHESTER WfWINGMii. TliM il fyiW lfK t Cp. j t d . M°Ll!EHAhK[NCH 1 Tu<ior Stre*‘ ^Buildings6'1** <14 »W 7 iVNWW SCOTLAND E.C.4 Corporation StrM< Cotrn«, ^ October 11, 1946 E l e c t r ic a l R e v ie w 7 c u t S w t c S m x r k e , r J t u r t d v C electrostatic rrecipitators Full particulars on application STURTEVANT ENGINEERING CO. LTD., 25 WORCESTER RD„ SUTTON, SURREY. LONDON OFFICE: VICTORIA STATION HOUSE, VICTORIA ST., S.W.I October 11, 1946 E l e c t r i c a l R e v i e w 8 LICHFIELD CATHEDRAL St. Chad was the first Bishop of Lichfield. The Lady Chapel contains some fine Flemish glass of the sixteenth century CRYSE MADE IN ENGLAND F I FTY YEARS OF QUALITY & SERVICE BIRMINGHAM BURY ST EDMUNDS LEEDS LONDON BRIGHTON CARDIFF LEICESTER MANCHESTER BRISTOL GLASGOW LIVERPOOL NEWCASTLE CRYSELCO LIMITED KEMPSTON WORKS, BEDFORD October 11, 1946 E l e c t r ic a l R e v ie w w m m i i i w h ' h ■ ii'ii ii'ii . The provision of some two thousand miles of track and many thousand miles of flame-proof signal cables at home and overseas, indicates the confidence of the Railway Industry in the technical ability and manufacturing skill of B.I. Callender’s. Railway engineers are invited to consult B.I. Callender’s Technical Advisory Service on all electrification problems. BRITISH INSULATED CALLENDER’S CABLES LIMITED NORFOLK HOUSE, NORFOLK STREET, LONDON W.C.2 October 11, 1946 10 E l e c t r ic a l R e v ie w mOFFflT ELECTRIC COOKERS can be fitted into any scheme, individually or in bulk, the same beautiful porcelain enamel finish and distinctive colour tones dis tinguish all models. Your problem may be a housing estate, or a luxurious home. You may be interested in one unit or a planned kitchen. W e have designed and created Models for every occasion. Just give us an idea of your problem and let us send you a fully explanatory reply which will also tell you about the many features which have made M O FFA T Electric Cookers famous throughout the world. October 11, 1946 E l e c t r ic a l R e v ie w 11 I kW h.PER 10 DIVISION 1 \£§5/ N iB ' 10000 1000 100 10 aaMMWiWW"" " g ' ' ■ ' W EMPERATURE FERRANTI LIMITED HOLLINWOOD - LANCS London OFFice KERN HOUSE • KINGSWAY ■ W.C. 3 FM S5 p Electrical Review October 11, 1946 O V ER LAMP REFLECTORS THORMX f o r g a s f il l e d l a m p s FOR EASY MAINTENANCE—THE BEST. W a tt. 4 1// T S 170 12" 40-60 8 f - 4 1// 8 T S 175 14" 100 1 8 9/9 T S 177 14" 150 1■ Ua f 9/9 T S 904 14" 100 BC 18/- T S 906 14" 150 BC 18/6 661% T S 908 14" 150 ES 19/9 Advance. SLIP-IT-ON. T S 910 16" 200 ES 2 1 /6 SLIP-IT-OFF. T S 912 18" 300 G 30/6 T S 914 18" 500 G 33/- OVER THE LAMP T S 916 20" 750/1000 G 38/6 FOR CLEANING. Thorlux Overlamp Maintenance Scheme. Have one spare clean reflector. Remove dirty one (lift, turn, and it’s off). Replace with clean one. Repeat over whole installation. Thorlux Wiring Box. Remove Lid, connect Mains and Earth, Replace Lid— Job ’s done (The Wirem an’s Friend). A SUCCESSFUL & MOST POPULAR HIGH QUALITY REFLECTOR, IN LARGE DEMAND BY GOVERNMENT DEPTS., LARGE & SMALL INDUSTRIAL PLANTS. SAMPLES— With Pleasure. F W THORPE L T D .^ æ S BIRMINGHAM Telegrams THORLUX'B'HAM 28 Telephone: SPRiHCr/£LD 33/g_ ^28 U October 11, 1946 E l e c t r ic a l R e v ie w 13 Henley's offer a wide range of overhead service accessories which are of robust construction and simple to install. The designs incorporate all those features, based on long and specialised exper ience, which the discriminating engineer looks for in such accessories. Here are a few typical items from the wide range available.