Ntermediate

¡y Development Group Ltd iPáíüíii 2 j VViityr, RüaJ. i.ür.dúf- SW: v 1JS

¡y Development Group Ltd iPáíüíii 2 j VViityr, RüaJ. i.ür.dúf- SW: v 1JS

CART FOB ONE DRAUGHT ANIMAL

DEVELOPED BY: J. Wirth, Engineer at the Tanzania Agricultural Machinery

Testing Unit, Tanzania.

DESCRIPTION: Designed to carry a load of ?00 lbs (¿18 kg), pulled by a single ox or donkey. The wood-block axle bearings fitted underneath the cart body are oil-impregnated by soaking in hot oil before drilling and assembly.

Both the front and back boards of the cart body are removable. Die cart shafts can be made of tubular metalpipe instead of timber if extra strength is found necessary.

Note; Figures in brackets are in iilllimetres.

KEY:

ITEM KÄME A SHAFT/CHASSIS

B AXIS BEARING PLATE/CHASSIS

C WOOD-BLOCK BEARING

D CORNiSR SUPPORT E DRAUGHT HOOK F HARNESS EYE

QUANTITY ITEM DESCRIPTION

Shaft length can be varied to suit animal size.

1 Of 7" x 2" x (1?8 x 51 x 11^3) hard wood.

h Each bearing consists of two pieces of hard wood x 3" x 7" <64 x 76 x 178) with a (32) diameter hole drilled centrally for the axle.

8 Of 2" x 3" * 18" (51 x 76 x ^57) hard wood.

2 Made from (12.5) dimeter mild steel bar.

2 Made of g" (9.5) diameter mild steel bar, bolt-heads countersunk on inside of shafts.

WHEEL AND AXIS ASSEMBLY

H SIDS BOARD

J FRONT/BACK BOARD

K GREASE CUP

L fLAT WASHER

All parts of mild steel: wheel rlns of 3" x (76 x 9.5) 28" (711) in diameter; spokes of J" (12.5) diameter bar, 'id spokes per wheel. Axle of l£" (32) diameter, 25" (635) long.

Of 1" x 12" x 51" (25 x 505 x 1295) soft wood.

Of 1" x leg" x 5**" <25 * ¿6? x 1572) soft wood.

Of screw-type design.

Of li" (32) inner diameter, in pairs each side of inner bearings to locate axles, inner washers free to rotate and outer washers welded to axle.

AGRICULTURAL EQUIPMENT AND TOOLS FOR FARMERS DESIGNED RflS"i!fcXlUIWMUflftON

No. 44C

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