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576,877
thereto, with arms having journals at right
angles to each other, one of said journals
passing through one of the holes in the head,
a notched disk fixed to its upper end, a pin
5 adapted to engage one of said notches and a
pin-hole in the head, and a rotary disk jour-
naled upon the horizontal journals, substan-
tially as described.
3. In a support for rotary disks, the combi-
ro nation of a depending arm having a horizon-
tal head upon its lower end and extending
across the line of motion and provided with
a vertical hole therethrough near each end
and locking pin-holes adjacent thereto, with
15 bars having right-angled journals pivoted in
said holes, notched disks fixed to their upper
ends, locking-pins engaging said notches and
the pin-holes, disks fitting the horizontal jour-
nals and means for adjusting the disks con-
sisting of holes through the journal and pins 20
therefor, substantially as described.
4. In a cotton-chopping machine, a hanger,
angular spindles adjustable in the said hanger,
a locking device for the spindles, and disk
choppers adjustably mounted on the spindles, 25
-as and for the purpose specified.
JO-IN R. MILLER.
Witnesses:
N. S. EDENS,
J. K. MILLER.