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lever, parallel cross arms, links connecting
the cross arms with the clevis plates, a cou-
pling plate secured between the extremities
of the cross arms having a series of apertures
5 therein, means connecting the hand lever
with the coupling plate and selectively en-
gageable in any one of the apertures therein,
and means for locking the lever in adjusted
position.
10 2. In a clevis attachment, a pivoted hand
lever, means connecting the hand lever with
the clevis, means for locking the hand lever
in adjusted position, said locking means in-
cluding a rack segment, brace rods attachable
15 to the handles and beam of a plow, and ad-
justable companion plates engaged with the
brace rods and supporting the segment.
3. In a clevis attachment, a hand lever,
means connecting the hand lever with the
20 clevis, brace rods attachable to the handle
and beam of a plow, adjustable supporting
plates detachably engage with the brace rods,
and means to lock the lever in adjusted po-
sition, said locking means including a rack
25 segment supported at one terminal by the
adjustable plates and engageable at its op-
posite terminal with a plow beam.
4. In a clevis attachment, a hand lever,
means connecting the hand lever with the
clevis, means for pivotally attaching the 30
hand lever to a plow beam, companion brace
rods attachable to the handle and beam of a
plow, companion supporting plates provided
with registering longitudinal slots, terminal
fingers carried by the companion plates em- 35
bracing the brace rods, said plates being
capable of independent adjustment to com-
pensate for variations in the angularity of
the brace rods, a rack segment attachable
at one terminal to a plow beam, means car- 40
ried by the lever and coacting with the seg-
ment to maintain the lever in adjusted po-
sition, and means carried by the rack seg-
ment coacting with the slotted portions of
the companion plates to maintain the seg- 45
ment in position- and to secure the plates in
adjusted position.
In testimony whereof I affix my signature
hereto.
FRED W. WOLTER.
0