Practical-Mechanics
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A VERTICAL ENLARGER pRAC'TICAL9 ' MECHANICS THIS TWIN -BEAM ENGINE, BUILT IN 1861, STILL PROVIDES POWER FOR A LARGE FACTORY. (See page 211) PRINCIPAL CONTENTS Armature Winding Model Aircraft Exhibition The World of Models Turret for a Small Lathe Remote -controlled Tank Letters from Readers Electrical Engineering Developments The Volkswagen Cyclist Section FROM the world- famous Terry factory come steel clips, bronze clips, stainless clips, big clips, little clips, wide clips, narrow clips - in fact clips in every conceivable shape and size. Illustrated here are two of our stock St patterns, 8o and 8r, made in a range of sizes to grip from 4 in. to rin. Maybe a clip of special shape would be necessaryforthejob you have inmind. Well, we can help you because we make clips for hundreds of uses.We can make to print or specification,orour Research Departmentwill design for you. Our knowledge of clips has advanced side by side with our 91 years' spring -making experience. Sole Makers : HERBERT TERRY & SONS LTD., REDDITCH LONDON MANCHESTER BIRMINGH.-L11 by TERRY%PRIMO * and just a few special shapes 461<111110 we have made to order. klte.H_4_ I.C.4 March, 1947 NEWNES PRACTICAL MECHANICS 181 ieho (if111%)1111) 'ARRY 'AMMER t.011° and Kit have created new build- ing records- Drat' nows " Useus,"says 'Arry,"and electricians, plumbers, concreters and hundreds of others will whizz up this housing problem ! " a stage se sting of N+ BEN GRINDER a keen proposition him- self, can put an edge OIL anything in next to no time - " Go intoany QUEENIE toolroom and as likely as not-you'll see me - QUARTERMASTER sharp, sharpen, and sharp- (known to all rate -fixers as ening - Ithink there'd Blondie the Gold-digger)is be precious little exports tippedas Lord Portable's without use ' Secretary - " I can squeeze any rate till the pips squeak - straight drillingorcorner, I'mthefastest SANDY SANDER The present shortage of materials and parts makes it difficult drilling proposition in little old England the famous 8047 for us to supply all the models our customers would like to and no wonder I'm the handiest pick- andcleaninging; have. Remember that Bassett-Lowke scale models, famous up in any assembly shop " for " true-to-life' realism, are well worth waiting for.In the champion- meantime please write for our Catalogue " Gauge ' 0 ' Model smoothsoffthe BREEZY BLOWER rough stuff where - Railways " (G112), price Is. ever he goes - This catalogue presents to customers some of our models now proud of his 200 m.p.h. blast of air "Rust removing's available and others which will be in production as soon as that makes him the world's fastest nothing to me - circumstances permit. machinery cleaner - " Suck or blow, Wild-fiasli hates Sandy-always knocking WRITE ALSO FOR : that's me. 'ban -bees' off the cost in most garages " How to Build a Traction Engine," price 6d. from Land's End to John o' Groats " " Laying Permanent Way," price 6d. doublethelite " How to Build a Gauge ' O' Steam Mogul from a set of ofmotors, finished parts," price Is. dynamos, clean "The Model Railway Handbook,' Standard Edition, fully upholstery,dust ELECTRIC illustrated, price 5s., post 4d. shelves. A capital TOOLS Model Supplies (L112), price 6d. rtir saver I am." The range of WOW Portable Electric Tools includes-Drills, Bench, Pedestal, Hand iSSETT-LOWKE LTD., and Flexible Shaft Grinders, Hammer and Hammer Kits, Screwdrivers, Chisel NORTHAMPTON Mortisers, Sanders. Blowers, Engine Reconditioning Equipment including Valve LONDON :112, High Holborn, W.C.I. MANCHESTER :28, Corporation St. Seat Servicing Kit. Engine Kit, etc. S. WOLF & CO LTD., PIONEER WORKS. HANGER LANE, LONDON, W 5 8180 THE "FLUXITE GUINS" AT WORK S. TYZACK & SON LTD. " She's a peach !cried 01 with delight, " Now I've soldered her up with "TOOLS FOR ALL TRADES" FLUXITE. Gosh !See her swerve. THE "ZYTO" Hey !She's shot off the curve. PROFILE OR JIGSAW MACHINE Look out in the kitchen !Hold tight.'' For SAWING and FILING OF METALS (Ferrous and Non -Ferrous), PLASTICS AND WOOD. The Saw- For all SOLDERING work-you need FLUXITE-the paste flux ing and Filing of Metals. Plastics and -with which even dirty metals are soldered and " tinned." For Wood is an easy and speedy matter the jointing of lead-without solder ; and the " running " of white withthe" Zyto "ProfileorJig metal bearings-without " tinning " the bearing.It is suitable Saw Machine. Thereisno com- for ALL METALS-excepting ALUMINIUM-and can be used plicated mechanism orelaborate with safety on ELECTRICAL and other sensitive apparatus. control gear. Just flick over the ll'ith Floarite joiots can be "wiped- Switchandthemachine becomes your willingservant. Rugged successfullythattireimpossible construction, totally enclosed, by may other method powered by aZ H.P. Motor. The Used for over 30 years in Government works and by leading use of Double Cone Pulleys enables engineers and manufacturers.Of all Ironmongers-in tins, the machine to be run at either 280 10d., 1/6 and 3/-.Ask to see the FLUXITE POCKET BLOW or 500 strokes per minute simply LAMP, price 2/6d. by changing over the belt.Work Ak TO CYCLISTS! Your wheels will Table is9in.square andmaybe IF NOT keep round and true unless the tiltedin either direction, while the spokes are tied with fine wire at the crossings 7Z in. capacity of the Bow enables the DATA AT A GLANCE handling ofwork notnormally AND SOLDERED.This makes a much Stroke, 2/, in. accommodated on a machine of this stronger wheel.It's simple-with FLUXITE Saw Blade length, 6in. Throat capacity, 7Zin. size. -but IMPORTANT. Table measures 9in. x 9in. ALL MECHANICS WILL Speeds, 280-500 r.p.m. PRICE THE " FLUXITE " HAVE Motor, h.p. GUN puts "FLUX- Overall length, 16in. Single Phase £38 10s. Od. ITE " where you Overall depth, 10in. Three Phase £39 10s. Od, want it by a simple Overall height, 20in. pressure. Net weight, 78 lbs. £39 10s. 0d, Price 116 or filled FLUXITE FULL DETAILS ON APPLICATION 216. IT SIMPLIFIES ALL SOLDERING Write for Book onthe ART OF SOFT- SOLDERING and for LeafletsOn S. TYZACK & SON LTD. CASE -HARDENING STEEL and TEMPERING TOOLS with FLUXITE. Also on WIPED JOINTS."Price Id. Each. 341-345, OLD STREET, LONDON, E.C.1 FLUXITE LTD., Dept. P.M., Bermondsey Street,S.E.I Telephone : CLERKENWELL 4004-5-6 182 NEWNES PRACTICAL MECHANICS March, 1947 Join the Well -paid Ranks of the WS.- HOOK HYDROFIN TRAINED MEN THERE IS ALWAYS A GOOD POSITION FOR THE MAN WITH A SPECIALIZED TRAINING,BUT THERE'S NO WORTH -WHILE PLACE FOR THE UNTRAINED Ambitious men everywhere have succeeded through I.C.S. Home -Study Courses. So also can you. We JUST OUT I offer you the benefit of our 55 years' matchless ex- The new electric -driven " Sea Sparks."This is the perienceasthecreativepioneersof first kit for a hydrofoil boat ever to be produced, and it postal instruction.Since our establish- marks a new era in the model world. mentin 1891,more than1,000,000 British men and women have enrolled Hydrofin Handbook ... 2s. 6d. HNMII6 (1110th scale of HNi4), Drawings ... for I.C.S. Courses. I5s. Od. " Sea Sparks," Drawings ..5s. Od. " Sea Sparks," Drawings and Kit 35s. Oc'. The man with an I.C.S. Training in any one of the subjects listedbelow knowsitthoroughly, completely,practically. Electric Motor (suitable for either model) ... 25s. Od. And he knows how to applyitinhis everyday work. " Sea Bug " Junior Model Kit and Drawings ...7s. 6d. Accountancy Concrete Engineering Mine Surveying Advertising Cotton Manufacturing Mining Electrical HYDROFIN" Aeronautical Engineering Diesel Engines Motor Engineering Aero Engine Fitting Draughtsmanship Motor Mechanic EGYPTHILL, COWES,ISLE OF WIGHT Aero Fitting (State which branch) Motor Vehicle Elec. Aeroplane Designing Drawing Office Practice Municipal Eng. Air Brakes Electrical Engineering Plastics Air -Conditioning Electric Power, Lighting, Plumbing Aircraft Eng. Licence Transmission, Traction Quantity Surveying Architecture Eng. Shop Practice Radio Engineering Architectural Drawing Fire Engineering Radio Service Eng. Boilermaking Free- Lance Journalism Refrigeration Book-keeping Fuel Technology Building Construction Heating and Ventilation Sales Management Every home should have Building Specifications Hydraulic Engineering Salesmanship Business Training Hydro -Electric Sanitary & Domestic Eng. Business Management Illumination Eng. Sheet -Metal Work Carpentry Industrial Management Steam Engineering Chemical Engineering Internal Comb. Enn. Structural Steelwork a"Cr ystal " Chemistry, Inorganic and Joinery Surveying Organic Letterer (State which branch) Civil Engineering Machine Designing Telegraph Engineering No matter what the job-interior Clerk of Works Machine -Tool Work Textile Designing or exterior painting, distempering, 75,_ Colliery Examiner's Marine Engineers Welding, Gas & Elec. Colliery Overman's Mechanical Drawing Woodworking Drawing or re-cellulosing a car, the " Crystal " Commercial Art Mechanical Engineering Works Engineering Spray Gun will enable you to do it complete And most of the Technical,Professional, and Matric Exams. Special Hoover to perfection. connectar 3:6 extra If you needtechnicaltraining,our advice on any matter concerning Connected to any standard vacuum your work and yourcareer isyoursforthe asking-free and without cleaner, the " Crystal " will handle obligation.Let us send you full information regarding the subject in which you any normal finish without mess or are specially interested.DON'T DELAY. Make ACTION your watchword. waste and without fatigue to the operator.It does not require expert The successful man DOES to -day what the failure handling and being precision built of INTENDS doing to -morrow. Write to us TO -DAY first class materials it will give long, trouble free service, and saveits Use this Coupon cost over and over again. The " Crystal " Spray Gun will be INTERNATIONAL CORRESPONDENCE SCHOOLS LTD. forwardedbyreturn,postfree, on Dept. 95, International Buildings, Kingsway, London, W.C.2 receipt of remittance with order.