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Патент USA US3044803

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July 17, 1962
s. G. OSBORN ETAL
‘3,044,792
HOLD-DOWN SADDLE FOR TENSION CABLES
‘
Filed Jan. 18, 1960
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SCOTT e ossoau
DONALD H. AMICK
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I United States Patent >ffice
3,044,792
Patented July 17', 1962
1
2
3,044,792
10 is, in general, an inverted U-shaped member and is
formed of the material of plate 10 integral therewith. In
HOLD-DOWN SADDLE FOR TENSION CABLES
Scott G. Osborn, 3453 74th Place SE, Mercer Island,
Wash., and Donald H. Amick, 2727‘6th Ave. 5.,
Seattle, Wash.
use, the saddle 14 overlies tension cable 16 which passes
from forward of the skier’s boot along the side of the ski
12 beneath the boot sole and rearward of the boot where
it encircles the heel. The tension cable, which is generally
_
Filed Jan. 18, 1960, Ser. No. 3,130
5 Claims. (Cl. 280-1135)
a coiled spring or cable strand, passes plate 10‘ beneath the
overhanging lip 18 of the saddle 14 and, due to the fact
This invention relates to improvements in a hold-down
that it dips downward slightly in advance of the saddle
saddle for tension cables as used in ski-bindings, and, more 10 and rises upward slightly to the rear of the saddle the
particularly, to a hold-down saddle in combination with a‘
under surface of the overhanging portion of the saddle is
ski and ski-binding in which the saddle functions under
convex in order to avoid presenting unduly sharp surfaces A
conditions of extreme stress, as when a skier is falling or
to the coils, or strands, forming the tension cable 16. The
tumbling, to release the tension cable and relieve strain
rear edge of the saddle has an angular camming surface
15 20, which as best can be seen in FIGS. 2 and 3, courses
on the skier’s foot and leg.
It is common practice in ski-bindings to provide a toe
at an angle acute to the plane of the plate 10 outward in
iron against which the boot toe is pressed and held by
a forward direction relative thereto. Surface 20 is cham
means of a tension cable which encircles the heel of the
fered as shown in FIG. 9 to convex shape to reduce sharp
boot and extends forward on each side of the boot to a
ness and possible injury to the tension cable.
tensioning clamp, or similar device. It is desirable that
Bearing in mind that FIGS. 2 and 3 show normal cir
the tension cable, at points adjacent the heel of the boot,
cumstances, FIG. 4 shows that the rear portion 17 of ten
be held down to the sides of the ski. However, it has
sion cable 16 has been raised. This is a condition com
been discovered that when a skier falls forward toward
mon when the skier is bendingor falling forward and
the tips of his skis, terri?c strains are imparted upon the
exerting sut?cient stress on the tension cable 16 to stretch
bones of the foot, upon the Achilles tendon, and upon the 25 or elongate the same and cause the heel of his boot to
skier’s ankle and leg. This is due to the fact that the heel
rise. Under such circumstances, that portion 17 of the
and foot are secured tightly in a stiif and rigid boot which
tension cable to the rear of saddle 14 is raised at an abrupt
is restrained from rising as would be normal in an unre
angle. In so doing the cable rides on camming surface
strained forward fall. Under such circumstances, it is
20 which tends to force the cable outward and away from
therefore considered highly desirable that the downward
the side of the ski 12 and from the face of plate 10. As
holding action on the tension cable be maintained only so
the tension cable to the rear of the saddle is raised to a
long as there has been no more than a predetermined rise
more abrupt or upright angle, thus producing a force‘for
of the heel.
ward of the saddle, the tension cable sliding on surface 20
It isan essential object of this invention to provide a
is forced farther outward and is eventually dislodged en
hold-down saddle for use in ski-bindings in which, when 35 tirely from beneath lip 18 of saddle 14. This progressive
the skier’s heel rises a predetermined amount and forces
action is generally shown in FIG. 5.
are present tending to cause it to rise farther, the heel
When the tension cable is dislodged and displaced from
encircling tension cable will be automatically released and
beneath the hold-down saddle 14 the cable 16 is freed of .
freed from the restraining effect of the hold-down saddle.
restraint by the hold-down device and tension is relieved.
Another object of the invention has been the provision 40 from the skier’s boot heel. This permits the cable to fall
of a hold-down saddle which is so designed that as the
free of the boot heel, and will serve to avoid the applica
tension cable normally disposed under it rises at an abrupt
tion of injurious forces to the skier’s foot, ankle or leg.
angle at the rear thereof the cable will be dislodged from
At the rear of the saddle, as shown in FIGS. 1-5, plate
beneath the saddle, and forced outward for eventual free
10 carries an outstanding member comprising an upwardly
45 open flange or lip.22 which underlies the tension cable
dom from any downward holding effect.
These, and other objects, will become apparent during
portion extending rearward of saddle 14. Lip 22 loosely
the course of the following description in which is set
forth a preferred embodiment of this invention together
with alternative and equivalent structures which fall with
50
in the spirit and scope of the invention.
same is unstressed. This is an aid to the skier when he
In the drawing,
-
holds the tension cable up and under the-saddle whenlthe
is assembling, stepping into, and fastening his bindings
and particularly the tension cable about the heel of his
boot. Lip 22 during normal skiing conditions functions
FIG. 1 is a perspective view of a hold-down saddle
to prevent the lateral pivoting of the boot near the heel
according to this invention, the same being a saddle for
due'to the restraining elfect of the rising portion of lip
the right edge of a ski;
22 on the tension cable. However when the cable rises
FIG. 2 is a face view in elevation of the hold-down 55 as in FIGS. 4 and 5, lip 22 does not restrain it.
saddle of FIG. 1, showing the same as it appears mounted
FIG. 6 shows an alternative form of hold-down device
on a ski edge and having a tension cable associated there
in which the plate 10, having a saddle ‘14 as described be
with, portions being omitted for convenience of illustra
tion;
'
'
FIG. 3 is a plan view of the assembly of FIG. 2;
FIGS. 4 and 5 show twoprogressive aspects of the as
sembly of FIG. 2 as the same appears during dislodg
ment of the tension cable from the hold-down saddle;
FIGS. 6 and 8 illustrate two modi?ed and alternative
forms of the hold-down saddle of this invention;
FIG. 7 is a cross-section view on line 7--7 of FIG. 6;
and
.
FIG. 9 is a fragmentary cross-section on line 9-9 of
fore, is provided rearward of the saddle and in spaced re
lation to its camming surface 20 with an outstanding boss
24, here shown as a cylindrical sleeve, held to the plate
10 by means of screw 25. The rear portion 17 of the ten
sion cable overlies and rests on boss 24, which is spaced
sufficiently from the rear or camm-ing edge of the saddle
14 to permit interpositioning'of the tension cable therebe
65 tween when the cable is unstressed and disposed approx
imately in alignment with the outward, angular coursing
of the camming surface 20. The sleeve forming boss 24
may be metallic or it may be of rubber and thus resilient.
When slight pressure is applied if the spacing is slightly
A device according to this invention comprises a plate 70 less than the diameter of the cable 16, the cable may be
forced into position.
10 for attachment by means of screws 11, 11 to an upright
edge of a ski 12. Saddle 14 on theupper edge of plate
In FIG. 8 another alternative arrangement for holding
FIG. 3.
"
3,0
3
the tension cable 16 up and under the saddle is shown.
In this instance, the cable retaining device comprises an
outstanding ?anged member 28 which may be formed of
spring metal. It comprises a base portion 29 and the lip
portion 30 offset therefrom and rising thereabove to re
ceive the rear portion 17 of cable 16. The cable holding
angle acute to the longitudinal axis of the tension cable
outward and forward from a point normally contiguous
with the inside surface of said cable, said acute angle
being such that upon upward and forward ?exing of the
01 cable, said cable is forced outwardly of and dislodged
device 28 secured to plate 10 by a screw 11 may or may
not rotate, depending upon the tension or pressure applied
thereto by the screw. In those instances where member
28 is formed of spring metal it may be sprung outward
slightly during the placing of the unstressed cable 16 be
tween lip 30 and the camming surface 20, so that the
from beneath said saddle.
2. The combination of claim 1 in which there is in~
cluded means spaced rearward of said saddle to underlie
the tension cable and loosely hold the same when un
stressed under said saddle.
3. A hold-down device for ski-binding tension cables,
comprising: a plate for attachment to an upright edge of
a ski, and a saddle carried by said plate to overlie a ten
cable underlies the saddle. The cable comes free as de
sion cable passing said plate, said saddle having an angu
scribed when forced outward by the cam.
Flanged lip 22 of the device of FIG. 1, the boss 24 of 15 lar camming surface at its rear edge, said surface being
shaped to course at an angle acute to the face plane of
FIG. 6, and the offset member 28 of ‘FIG. 8 each com
said plate and outward and forward from a point nor
prises means which is spaced rearward of the saddle and
mally contiguous with the inside surface of a cable dis
receives and underlies the tension cable to loosely hold the
posed beneath this saddle, said acute angle being such that
same under the saddle when it is unstressed. Where there
upon upward and forward ?exing of the cable, said cable
is an upstanding lip included in these members the same
is forced outwardly of and dislodged from beneath said
will tend to prevent lateral or outward movement of the
saddle.
'
normally stressed tension cable 16 away from the face of
4. The combination of claim 3 in which there is in
hold-down plate v1!).
cluded means spaced rearward of said saddle to underlie
It will be apparent to those skilled in the art that modi?
cations and alterations in addition to those described may 25 the tension cable and loosely hold the same when un
stressed under said saddle.
be adopted and incorporated without departing from the
5. The structure according to claim 3 in which there is
spirit of this invention. All such modi?cations and
an outstanding member carried by said plate rearward of
changes which are equivalent to the structure disclosed
the saddle to underlie a tension cable and to loosely hold
herein and de?ned in the subjoined claims is contemplated
as part of the invention herein and therefore covered by 30 the same when unstressed under said saddle.
this patent.
What is claimed is:
1. In combination, a ski having boot binding means in
cluding a boot heel encircling tension cable which nor
mally lies alongside an edge of the ski; and a hold-down 35
saddle carried by the ski to overlie the tension cable to re
strain the same from upward or outward movement vwhen
References Cited in the file of this patent
UNITED STATES PATENTS
2,276,896
Walker _____________ __ Mar. 17, 1942
stressed, said saddle having an angular camming surface
1,110,508
1,198,872
France ______________ __ Oct. 12, 1955
France ______________ __ June 15, 1959
at its rear edge, said surface being shaped to course at an
167,829
Switzerland ___________ __ Oct. 1, 1934
FOREIGN PATENTS
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