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Патент USA US2407040

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Sept. 3, 1946.
Filed July 18, 1944 ’
Patented Sept. 3, 1946
Angelo Taramaschi, San Carlos, Calif.
Application July 18, 1944, Serial No. 545,478
1 Claim. (01. 153-39)
This invention relates to cable straighteners
and more particularly to an apparatus for man
ually removing kinks from wire cable.
Another object is the salvaging of sling cables
and other lengths of cable that have lost their
is available the frame assembly may be further
stabilized in the larger sizes by passing a bolt
through the return bend at 2 for attachment to
the stanchion. In the smaller sizes of the ap
\ paratus the jaw assembly 9-i3 may be attached
tensile continuity by bends, kinks and other dis
directly to the stanchion, instead of the standard
in the spirit of the invention as de?ned in the
vated by the tension of the springs 28.
I. In which instance the supporting frame as
A further object is to provide a portable ap
sembly I—l 1 may be omitted.
paratus in the class described, that is simple,
The straightening elements include the notches,
easily operated and adapted to function on a 10 such as 23, graduated in depth to take the various
variety of cable sizes.
sizes of cables, laid across the tops of the jaws
Other objects and advantages will appear as
9, l6, and the lever 24, pivoted at 25, between
the description progresses.
the parallel portions [2, l3 and operating be
In the speci?cation and drawing the invention
tween the jaws 9, I0. This lever has the lower
is disclosed in its preferred form. But it is to be 15 extension 26, slidably guided between the sides of
understood that it is not limited to this form;
the leg I1, and having the foot tread 27 on its
because it may be embodied in modi?cations with
outer end. The lever ‘24 is held normally ele
claim following the description.
In the one sheet of drawings:
For com
fort the outer end of the lever 24 may have the
20 pipe extension 29.
Fig. l is a side elevation of a cable straightener
This invention operates substantially as fol
constructed in accordance with this invention.
lows: The kinked cable is laid across the top
Fig. 2 is a plan View from above of the same.
edges of the jaws *9, i0 with the apex of the kink
In detail the structure shown in Fig. 1 comprises
upward. The lever is then forced downwardly
the standard I,‘ preferably composed of a single 25 against the cable until the kink is forced down
strip of ?at steel bent back upon itself at 2 and
wardly between the jaws a distance su?icient to
?ared outwardly at 3, 4 to form a wide base for
cause the cable to assume a true longitudinal line
the standard. The standard may be bolted to
when it springs back as the lever pressure is lift
the floor at 5, 6 for permanent installation. The
ed. The spiral ?exibility of the cable is such that
front foot ‘I is riveted or welded between the 30 it readily responds to the bending stress applied,
uprights of the standard at 8, and extends well
which permits the various strands to assume their
forward thus forming a supporting tripod to give
original compact formation.
stability to the standard.
The distance between the jaws is proportioned
The interspaced jaws 9, I0 are preferably
to the cross section of the cable, the larger sizes
formed from a single length of flat steel having
requiring a greater distance between the jaws
the return bend at H, forming a U-shaped leg
9—lll permitting the cable to bend wtihout being
looped around a foot of said tripod with the
crushed by the lever 24. This condition is ac
parallel portions I2, l3. These portions straddle
complished by setting the jaws oblique to the lever,
the standard beneath the looped bend at 2 and
as in Fig. 2. The larger sizes of cable are placed
are fastened thereto by bolting, riveting or weld 40 in the notch 23, nearest the fulcrum pivot 25,
ing. From the oifsets I4, l5 the jaws 9, l0 con
where the compounding of the leverage is great
verge to their separated ends at It.
est. The various sizes of cables are laid in their
These ends are supported and braced by the
appropriate notches 23.
leg ll, preferably formed of a strip of flat steel
The resiliency of the spring 2%} is such that the
having the return bend at 18, from which the par 45 lever 24 can be kept in more or less constant
allel lengths of the leg extend upwardly on the
vibration in working out the kinks in the smaller
opposite sides of the foot 1 to which they are
cables, which can be fed across the jaws and the
attached by the transverse rivet or bolt l 9. The
cable rotated to bring the apex of the kinks up
separated ends of this leg are attached to their
permost, by one hand of the operator while his
respective ends of the jaws 9, H) at 20, 2| and 50 other hand operates the lever 24.
cross braced by the bolt 22, passing through a
Or the lever may be operated by the foot trea
spacer sleeve in the leg II.
dle 21 and both hands used to manipulate the
This structure described forms a. rigid frame,
cable. For the larger sizes of cable both the hen
which having a tripod base 5, 6, ‘I will stand
dle 29 and the foot treadle may be used to in
upright upon an uneven ?oor. If a stanchion .55 crease the power applied.
A cable straightener comprising a supporting
tripod having an upright standard; a pair of
stationary jaws composed of a length of rigid
material bent back upon itself, offset laterally
and having converging end portions, with said
standard ?xed between said bent back portions;
Where the various parts of the structure have
been described as riveted or welded together for
cheaper construction, obviously such parts could
be bolted together for convenience in knocked
down shipping or storing the apparatus.
The same procedure could be used for straight
ening or bending reinforcing bars or the like.
a U shaped legr looped around a foot of said tri
pod and attached to the opposite ends of said
The lever 24 is in effect a movable jaw cooper
jaws respectively; a lever pivoted between said
ating with the pair of stationary jaws 9, Ill. The
pivoted lever is preferred because it is simpler to 10 jaws adjacent said o?set portions; and a lower
construct and operate in combination with the _ extension of said lever, guided in said leg and
stationary jaws.
‘ having a foot treadle thereon.
Having thus described this invention and its
mode of operation, what is claimed and desired
to secure by Letters Patent is:
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