and Miscellaneous Implements at Bristol. 81 
riaibt, ami relieves the wire frcim the strain, the two arms then form (he sheaf. 
The lu ad has during tliis stage been moving comparatively slowly, hut it 
continues iis travel to drag the wire around the sheaf. The C(imi)rcss"r-arm 
and the curved-arm stand still at this point until the one poi'tion of the wire 
has crossed the ]iath of the other portion by irs engagement in the jaw of the 
head, and the twisting and severing operations have been performed, when all 
parts of the mechanism take fresh positions for a repetition of 'he operation. 
The details of tlie binder-liead will be understood by the detached views, 
Figs. 3, 4 and 5. Fig. '6 is a side view of the head, with the plate in posi- 
Fig. 3. — Sid: View of Head. 
lion for the wire to jiass through the recess into the jaw of the plate, 
whereby tlie wire also enters between the teeth of the pinion which is in the 
back of the head,— the end of the wire, which has been held by the head 
and taken round with it, being between other teeth of the same pinion, so as to 
cause the two portions of the same wire to be twisted when the pmion is turned. 
Fig. 4 represents a similar view of the head witli the ])latR iu position, after 
Position after Wire is severed. 
having severed the wire, and holding the free end of it ready for the next 
hind. 
Fig. 5 shows the back of the bead, with the jiinion and plate in the 
Fig. 5. — Bade View, showing Pinion and Plate. 
lioUows i)rovided for them. The small roller ?< enables the head to ride 
upon the board and assists in guiding the lu^ad in its liavel in the slot ; v is a 
VOL. XV. — S. S. (J 
