TRACTORS
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DURING the past few years miniatur.: L./tractors, mostly of the two-wheeled type, havebecome exceedingly popular, and there is no doubt of their efficiency provided that they be employed on
work within their capacity. A number of examples will he shown, together with a wide range of large machines of both wheeled and crawler types. •
For many years past John Allen (Oxford), Ltd., Cowley, Oxford, has exhibited its self-propelled motor scythe. On this occasion, it will be shown _fitted with a new attachment in the form of a rotary broom. Means are provided for raising the broom from ground level when the equipment is moved from place to place, and the pressure on the brush can he varied to suit the conditions obtaining. The stand number is 154.
The Allis Chalmers Manufacturing Co., Commercial Road, Totton, Southampton, will have, on Stand 46, a model B tractor. This machine is powered by a four-cylindered overheadvalve paraffin engine which develops a maximum of 19 b.h.p. at the belt, and 16 b.h.p. at the drawbar. The wheel tracks of this tractor are adjustable between limits of 3 ft. 6 ins. and 5 ft. Case models LA and DEX tractors on pneumatic tyres will form the exhibits of the Associated Manufacturers Co. (London), Ltd., Palace of Industry, ‘Wemblcy, Middlesex, on Stand 91.
Atom tractors, which are made by Barford (Agricultural), Ltd., Invicta Works, Grantham, Lines, are of the two-wheeled type, and three models, together with a varied range of suitable equipment, will be displayed on Stand 76. The types of equipment to be shown, which include an adjustable tool frame, a 10-in, ridging plough, disc harrows, hedge clippers, soil turners and so on. are indicative of the many uses to which these small tractors can be applied.
On Stand 144, Bristol Tractors, Ltd., Earby via Colne, Lanes, will be exhibiting the Bristol 20 tractor. This machine is powered by an Austin overhead-valve engine which develops 22 b.h.p. at 1,500 r.p.m. The drawbai-pull figures arc 3.300 lb. in first gear, and 2,300 lb. in second gear. Features in the specification include independent clutch steering, three-speed gearbox and magneto ignition with impulse starter.
Amongst the pedestrian-controlled types of tractor is the British Anzani Iron Horse, which is made by British Anzani Engineering Co.. Ltd., Windmill Road. Hampton Hill. Middlesex. It is of the two-wheeled type and powered by an Anzani-J.A.P. 6 h.p. four-stroke petrol engine. The drive is taken through a centrifugal clutch which engages the drive as the throttle is opened. The Iron Horse has a threespeed and reverse synchromesh gearbox. An example of the Anzani motor hoe will also be shown (Stand 40).
Three low-powered cultivating implements will be shown by Brockhouse Engineering (Southport), Ltd., Victoria Works, Hill Top, West Bromwich. on Stand B 11. The HoeMate, powered by a 11 h.p. engine. should prove useful to the smallholder or gardener, being especially suitable for fast row-crop work. It will take.a range of implements including a skim plough. A larger version will be found in the Cult-Mate, powered by a 3i h.p. unit. The third machine, which is known as the Plow-Mate, has a 6 h.p. engine. It has a wider Sphere of usefulness than the other two models, and can be employed to supplement a fullsized tractor.
In addition to a wide range of equipment Harry Ferguson, .Ltd., Coventry, will have on Stand 88 an example of the Ferguson TE-A-20 tractor. The maximum belt b.h.p. of this model is 23.9. It has a four-cylindered engine and a four-speed-and-reverse gearbox. The wheel track is adjustable from 4 ft. to 6 ft. 4 ins. in 4-in, stages. The Ferguson tractor is, of course, well known for its hydraulic system of implement control.
Stand 82, on which the Ford Motor Co., Ltd., Dagenham. Essex, will display its exhibits, will prove of great interest by reason of the wide variety of equipment. A model of the Fordson Major tractor with Perkins P6 oil engine is to be exhibited with the Roadless D.G.4 half-track equipment. which imparts to this wheeled tractor a performance equal to that of one of the crawler type.
The County crawler tractor represents the full track-laying version of the Fordson Major and this will form another exhibit. Steering on this tractor is by hand-operated clutches assisted by foot-operated 'independent brakes.
The new hydraulic safety release for mounted implements will bg shown. This accessory replaces the normal-type link of the Fordson Major's three-point linkage and automatically disengages the clutch when the implement strikes an obstacle.
A Fowler Mark V.F. oil-engined crawler tractor with hydraulically operated angle-dozer and bull-dozer equipment will he contributed by John Fowler and Co. (Leeds), Ltd. (Stand 89), a member of the Marshall Organization. A second exhibit will he a Mark V.F. crawler tractor fitted with winch gear.
A Field Marshal tractor, manufactured by Marshall Sons and Co., Ltd., Gainsborough, and sectioned models of both the Field Marshal and Mark V.F. tractors will also be shown. These tractors are powered by Marshall single cylindered two stroke oil engines.
With -a new design of front axle, the Fannall M tractor will be displayed on Stand 7.2 by the International Harvester Co. of Great Britain, Ltd., 259, City Road. London, E.C.I. It has a fourcylindered engine with Tocco-hardened crankshaft; it develops 30.62 b.h.p. at the drawbar. Front and rear-wheel tracks are fully adjustable. and the gearbox provides five forward speeds. Examples of the British Simar Rototiller and the Rowtrac motor cultivator are to be exhibited by George Monro, Ltd., Station Approach, Waltham Cross. Herts, on Stand 43. The Rototiller is a two-wheeled pedestrian-controlled machine, powered by a single-cylindered 8 h.p. two-stroke engine. The Rowtrac also has two wheels, is pedestriancontrolled, and is powered by a 5 h.p. single-cylindered two-stroke unit. The Rototiller can be quickly converted from a rotary cultivator to a plough, and can be used for haulage work or row-crop cultivation.
The Nuffield Universal tractor will be featured by Morris Motors, Ltd., Agricultural Division, Cowley, Oxford, on Stand 83. This all-purpose machine can be supplied either as a threewheeled or four-wheeled model and is adaptable to rowcrop work on large or small fields. Four of the -tractors to be shown will be fitted with Nuffield petrol-T.V.O. engines, whilst the fifth will have a Perkins PA oil engine. Provision is made for adjusting both the front and rear wheel tracks, in the case of the front from 4 ft. to 6 ft. 4 ins. in 1-in, steps, and at the rear from 4 ft. 5 ins. to 7 ft. 4 ins, by a sliding action.
More Powerful Caterpillar One of the exhibits that may be seen on Stand 73, to be occupied -by Jack Olding and Co., Ltd., Hatfield, Herts. will be a model of the Caterpillar D.2 oil-engined tractor, which now gives 24 per cent.. more power, than the previous type. The engine delivers 32 b.h.p. at the drawbar, and the tractor cart be used for heavier loads or pulling larger equipment, or can work at a faster speed in a higher gear ratio.
Although the half-track equipment produced by Roadless Traction, Ltd., Gunnersbury House, Hounslow, Middlesex, is probably well known to all agriculturists, many visitors will, no doubt, pay a visit to Stand 81; where this gear will be shown. This concern will also have examples of its drawbar dynamometers, which are used to obtain readings of the drawbar pull or tractors.
To be exhibited for the first time will he the Skyhi hydraulic loader, which is made by Skyhi, Ltd., Wharton Road, Isleworth. Middlesex (Stand 49). A feature of the Skyhi loader is that the hydraulically operated arms, which are designed to take various items of equipment, can be removed in a few minutes, leaving the tractor free of all obstruction. Its capacity as a loader is 10 cwt. For operation of the arms, use is math of the existing hydraulic circuit of the Fordson Major tractor, to which the loader is fitted. This concern will also include in its exhibits a range of hydraulic lifting jacks.
Hydraulically Operated Grips A hydraulic hoist, which can be fitted to Fordson Major, Ferguson, Nuffield and David Brown Cropmaster tractors. will be shown by Stanhay, lid., Ashford, Kent. on Stand 138. The grips on this hoist arc closed hydraulically from the power lift of the tractor, and the jib swivels through an angle of 160 decrees from either side of the tractor Wheel strakes, tool bars, and other equipment will be shown,
Two Yeoman of England tractors fitted with power-take-off pulleys, will he amongst the equipment shown by the Turner Manufacturing
Co., Ltd., Wulf runa Works, Villiers Street, Wolverhampton, on Stand 18. One of these machines will have a power lift. The b.h.p. of the Turner engine is given as 40, and the drawbar pull as 4,500 lb. The gearbox provides four forward speeds and a reverse.
All-weather equipment, designed for fitting to a number of well-known makes of tractor, will form the display on Stand 199, to be occupied by Weathershields, Ltd., Bishop Street, Birmingham. Weathershields metal cabs for tractors give the driver full protection under the worst weather conditions and offer a high degree of visibility. Equipment of th:s type is at present available for a number of popular makes. engine (Stand 89)
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