Report on the Trials of Implements at Taunton, 665 
as shown at s, and through the medium of the connecting-rod, the rocking- 
frame is sufficiently acted upon to deliver the load, whilst the continuation of 
M the revolution of the crank-disc brings the connecting-rod past the centre, 
11 and the teeth fall by their own gravity. There is a good arrangement for 
" Suljusting the teeth at various heights from and in a line with the ground 
by means of altering the position of the parts in the rocking-frame, shown 
by the holes in part, o. At the point w is a catch on the hand-lever, to dis- 
connect the pawl from the crank, and keep the teeth elevated for travelling. 
The dotted lines at f show the extreme range of the rocking-frame. 
Fig. 36. — Section of Messrs. Haughton and Tliompson's Selfactinj 
Eurse-rake, ' No. 2774. 
It will be noticed that both travelling-wheels are fixed on the main axle in 
bis rake, so that more or less skidding must take place in turning. Tiie 
;le with the gearing being always revolving, there is also danger of winding 
lie hay round it when working it quite full. 
VOL. XI. — S. S. 
