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THE

AGRICULTURAL MAGAZINE.

No. V.] SECOND SERIES.[Vok. I.

FOR NOVEMBER, 1806. eE es

DESCRIPTION OF ONE OF MR. PLUCKNETTS PATENT HAND SINGLE-ROW DIBBLING MA-

CHINES. [With a Plate annexed.] See page 218, of our laſt Number,

B, Fig. 1, are two handles, similar to those of a wheel- barrow; between the ends of which, a wheel, D, with twelve pointed teeth on its circumference, turns; there is a box, E, fixed between the handles to contain the seed to be dibbled; in the bottom of which, is the feeding-wheel, a, {shewn in figs. 2 and 3) to deliver the seed. The bottom of the box is formed of iron-plate, and has a hole through it, in which the wheel a works; this wheel has four notches in its circumference, one of which fills with seed, when that’ part of the wheel is within the box; and when the wheel is turned, s0 that the notch is without the bottom of the box, the seed contained in the notch, falls out. through the pipe b; Figs. 1, 2, 8.

To prevent the séed getting out,(except that contained in the notch) a small brush is fixed to the rod d within-side the seed-box; it touches the edge of the feeding-wheel, and can be adjusted by a screw at the top of the rod, s0 as always to bear against it, with the proper torce for discharging the re- quisite quantity of seed.

The wheel, a, is made to turn backwards and förwards7 by 2 handle, e, fixed to the end of its spindle, acted upon by the

voints of the whee]l D, s0 as to move it up while the point‘is .-. I L LY-.*

passing when it again returns, by means of which it gives the

GG, are two! wheels òn

motion to the feeding-wheel a;

which the machine runs, to mark the distance'of the rôws- When the' machine is wheeled along, the points of- the

wheel D, sink into the ground and forin the dibble-holes; Sccond Series, Vol, 1. Pp

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