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Патент USA US3060896

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Oct. 30, 1962
J. VAGHI
3,060,887
OUTBOARD MOTOR MOUNTING
Filed March 8, 1961
2 Sheets-Sheet 1
INVENTOR
BY
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RNEYS.
Oct. 30, 1962
J. VAGHI
3,060,887
OUTBOARD MOTOR MOUNTING
Filed March 8, 1961
2 Sheets-Sheet 2
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of the block. At its opposite ends it extends beyond the
3,060,887
OUTBOARD MDTOR MOUNTING
' ends of the block, as indicated at 19, which ends are
Joseph Vaghi, 32 Elizabeth St, Bethel, Conn.
Filed Mar. 8, 1961, Ser. No. 94,278
7 Claims. (Cl. 115-17)
seated in suitable bearing members 20 recessed in the
upper edge of the transom 11. These bearing blocks may
have a top ?ange 21 resting on the top edge of the
transom and secured thereto by suitable means, such, for
example, as the screws 22. The pivot rod 17 may be re
This invention relates to an outboard motor mounting
tained in the channel 18 by a longitudinal cover plate or
for boats, and has for an object to provide a mounting
metal strip 23 over a wooden strip 23a covering this
for the motor which will greatly reduce the tendency of
the push of the propeller to lift the forward end of the 10 channel and secured by any suitable means such, for ex~
. ample, as the screws 24.
boat out of the water, but will tend to keep the boat level
This rod also passes through an opening in a connect
to greatly reduce or eliminate buckling of waves and
ing member 25, which in the form shown, comprises a
water on the under side of the boat.
relatively heavy plate recessed on its under side, as in
Another object is to provide a mounting for the motor
in which the main push of this motor is applied forward, 15 dicated at 26, to seat over and in a transverse recess in
the top edge of the block 13, but which recess 26 is of
preferably in substantially the center on bottom of the
less width than the thickness of the block so that its oppo
boat, so the forward end is not lifted from the water, and
site edges 27 and 28 are seated in channels in the opposite
the power required for operating the boat under given
front and rear surfaces of the block 13. This plate in
conditions is reduced, as it glides over the water instead
of bucking the waves on its under surface as would be the 20 cludes a rear portion 29 extending outwardly rearwardly
of the rear surface of the block 13, through which passes
case where this forward end is raised. This also gives
a cylindrical pin 39 with its opposite ends 31 projecting
more comfortable riding and easier and more reliable
beyond the sides of the plate 25, and secured to the rear
control.
wall of the block 13 by suitable screws 32, the projecting
With the foregoing and other objects in view, 1 have de
end portions being preferably ?attened on their outer sur
vised the construction illustrated in the accompanying
face 33 to receive the heads of the screws.
drawings forming a part of this speci?cation. It is, how
.At the forward side of the block 13 this plate 25 in
ever, to be understood the invention is not limited to the
speci?c details of construction and arrangement shown,
but may embody various changes and modi?cations within
the scope of the invention.
In these drawings:
FIG. 1 is a partial side elevation and a partial longitu
dinal section of a boat showing my invention applied
thereto;
FIG. 2 is a front elevation of a portion of the stern tran- ’ ‘
sorn of the boat and the motor supporting block mounted
therein;
FIG. 3 is a transverse section substantially on line 3-—3
cludes a forwardly and downwardly extending portion
34, to which is pivoted at 35 a forwardly extending push
rod 36, which is conveniently connected to the plate 34
by a head block 37 forked at one end to straddle the plate
34, and through which passes the pivot pin or bolt 38.
The rod 36 may be a tubular member and its end is thread
ed into the block 37, as indicated at 39. This pivot 35
is located below the pivot rod 17 for the supporting block,
as indicated, for a purpose presently to be described.
Means is provided for securing the end of this push
rod 36, to or adjacent the bottom of the boat, at a point
spaced forwardly of the transom 11, preferably at about
of FIG. 2 showing the end of the motor supporting block
the midlength of the boat, as indicated in FIG. 1. This
in elevation and with the protective plate at the end of
means in the form shown, comprises a substantially
the recess in the transom removed;
L-shaped bracket 40‘ having its base member 41 secured
FIG. 4 is a top plan view of the motor supporting block
to the bottom 42 of the boat by any suitable means, such
and a portion of the transom;
for example as the screws 4-3, and includes an upright
FIG. 5 is a transverse section substantially on line 5—5
leg portion 44 provided with an opening 45 through
of FIG. 2;
45 which the end of the push rod 36 extends, and in which
FIG. 6 is a detail section substantially on line 6——6 of
it has a sliding movement. A push of the rod 36 on this
FIG. 4, and
bracket is transmitted to the bracket through a resilient
FIG. 7 is a side elevation of the means of connecting
means, preferably a suitable form of spring means. For
the forward end of the push rod to the boat.
this purpose, in the form shown, there is provided a split
This device is shown as applied to a boat 10 and, as 50 clamping block 46 which may be clamped at any desired
previously indicated, comprises means whereby the push
position on the rod by suitable clamping screws or bolts
of the propeller of the outboard motor is applied at the
47, thus providing an abutment on the rod, and between
inner side of the boat adjacent the bottom at a point for
this abutment and the member 44- of the bracket is a coil
wardly of the stern, and preferably at about the midpoint
spring 48, preferably embracing the rod. This is a rela
of the length of the boat, to reduce or eliminate the tend 55 tively heavy spring having sufficient compression resist
ency of the forward end of the boat to be lifted out of the
water by the action of the outboard motor, and thus keep
the boat substantially level and avoid having it bucking
ance to take the pressure of the push rod which is trans
mitted to the bracket through the resilient action of the
spring.
the waves and water on the under side of the boat.
Means is provided to limit rearward movement of the
The boat as shown has a stern comprising an upright 60 motor supporting block 13, and therefore the motor, on
transverse transom 11, preferably upwardly and rear
wardly inclined, as shown, and provided in its top edge
with a transverse recess 12 in which is pivotally mounted
a supporting block 13 for the outboard motor 14 having
reversal of the motor, and thus transmit this reversing
action to the boat. This comprises a pair of generally
substantially Z-shaped members 49 secured by one leg
56 to the front of the block 13 by suitable bolts or screws
the usual depending shaft housing 15, with the propeller 65 51, with the forward leg 52 arranged at the forward side
16 driven thereby at the lower end of this housing.
of ‘a transverse plate or bar 53 secured to the front of
The block 13 in the form shown comprises a wooden
the transom 11 at the lower edge of the recess 12, and
block of suitable thickness and width mounted in the
the
leg 52 overlaps the upper edge portion of this plate.
recess 12 to extend longitudinally thereof. Mounted in
the block at its upper edge is a pivot rod 17 extending 70 It is spaced from the block 13 preferably a distance so
longitudinally of the block, and in the arrangement shown
is seated in a longitudinal channel 18 in the upper edge
that, when the block 13 is substantially in the vertical
position, this leg 52 will engage the front of the plate 53
3,060,887
4
to limit movement of the block 13 and thus transmit re- #" pivoting about a horizontal transverse axis during normal
verse action of the motor to the boat. Upright protec
tive and limit plates 54 may be secured to the front of
the transom 11 by screws 54a at the opposite ends of the
recess 12, and overhanging the ends of this recess and
the ends of block 13 somewhat, as shown in FIGS. 2
and 4.
As shown in FIG. 1, the block 13 forms a pivotal sup
port for the motor 14, the motor being mounted on this
block by supporting brackets 55 being seated over the 10
top edge of this block and secured by suitable clamping
screws 56.
'
operation of the boat while in the water, a rod connect
ing the lower part of said block at a point below the
axis to the bottom of the boat at a point spaced for
wardly of the stern, and an outboard motor mounted on
the ‘block with its propeller depending from the block
to the rear of the transom.
2. In combination a boat including an upright transom
at its stern end, a supporting block pivotally secured to
the upper part of the transom so. as to be capable of
pivoting about a horizontal transverse axis during normal
operation of the boat while in the water, a bracket se
cured inside the boat at a point spaced forwardly of said
It will be seen that with this arrangement the forward
transom, a rod pivotally connected to said block below
push of the propeller 16 driven by the motor 14 will be
transmitted to the supporting block 13, and will tend to 15 its pivotal axis and having sliding connection at its for
ward end with said bracket including resilient means for
swing the lower edge portion of this block forwardly, as
transmitting forward pressure ‘from the rod to said
indicated by the dotted lines in FIGS. 3 and 5. This mo
bracket, and an outboard motor mounted on the block
tion will also shift the push rod 36 forwardly, compress
and depending therefrom to the rear of the transom with
ing the spring 48 and transmitting this push of the rod
against the bracket 44, from which it is transmitted to 20 its propeller spaced below the block.
3. The combination of claim 2 in which the resilient
the bottom of the boat at a suitable distance spaced for~
transmitting means comprises means providing an abut
wardly from the transverse stern transom 11 of the boat.
ment on the rod spaced rearwardly from the bracket and
As this is a considerable distance forwardly of the stern
a coiled spring between the abutment and the bracket.
of the boat, it tends to depress the forward or bow end
4. An outboard motor mounting comprising a boat
and to hold the boat level to keep the bow of the boat 25
having an upright transverse transom at its stern pro
from rising ‘from the water. In other words, it keeps
vided with a recess in its upper edge, a block providing
a support for an outboard motor pivotally mounted in
the boat on an even keel, so the motor is not required
to drive the boat forwardly against the bucking action of
said recess by a pivot rod extending longitudinally of the
the waves and water on the under side of the boat. In
other words, there is no bucking of the waves such as is 30 recess and supported at its opposite ends in the transom
required when the forward end of the boat is raised out
at opposite ends of the recess whereby said block is
of the water.
It will be seen that if the motor were
capable of pivoting during normal operation of the boat
mounted in a stationary position on the top edge of the
while in the water, a connecting member mounted on
the block, and a push rod pivotally connected to the
transom 11, the forward push of the propeller 16 would
have a leverage action about the top edge of this transom, 35 connectingmember at a point spaced below the pivot rod
for the block, said push rod extending forwardly from
and would tend to lift the bow or forward portion of the
the block and connected to the bottom of the boat at
boat upwardly off the surface of the water about the
its forward end ‘at a point spaced forwardly from the
lower edge of the stern of the boat as a pivot. This
transom.
action is obviated in the present construction, and be
5. The outboard motor mounting of claim 4 in which
cause of the novel mounting of the motor on the pivoted
the connection from the push rod to the bottom of the
block 13 there is a substantial leverage advantage applied
boat comprises a bracket secured to the boat, and a
to the push rod 36, transmitting a materially increased
resilient means for transmitting forward pressure from
this rod to the bracket.
6. The outboard motor mounting of claim 4 in which
pressure on the bottom of the boat at the bracket 40.
That is, as shown, the spacing of the propeller from the
pivot rod 17 is considerably greater than the distance of
the pivot 35 providing the connection of the rod 36 to
the block. Therefore, if P1 is the push of the pro
the connection from the push rod to the boat comprises
a bracket secured to the boat at approximately the mid
length thereof forwardly of the transom, the forward
peller at the point a and the push on the rod 36 at the
end of this rod has a sliding connection with this bracket,
point 35 is P2, then P1 is to P2 as the distance 35.—17
is to the distance 41-17. It will therefore be seen that 50 there is means providing an abutment on the rod, a
coiled spring on the rod between the abutment and the
the pressure of the rod 36 on the bracket 40, and there
bracket, and there is means limiting rearward movement
fore on the bottom of the boat, is greatly augmented
of the block on reversal of the motor.
over the forward push of the propeller on the supporting
7. An outboard motor mounting comprising a boat
block and the boat. As this structure and arrangement
keeps the boat level or on an even keel, there is no lift
ing of the forward portion from the surface of the water,
55 having an upwardly and rearwardly inclined transverse
transom at its stern provided with a transverse recess
in its upper edge, a block providing a support for an out
board motor pivotally mounted in said recess by a pivot
derside of the boat. This reduces the power necessary
rod mounted in the block at its upper edge and supported
to drive the boat under any given conditions over that
required where the motor is mounted on a stationary 60 at its opposite ends in the transom at opposite ends of
the recess whereby said block is capable of pivoting dur
transom, as the boat glides over the water instead of
ing normal operation of the boat while in the water, a
bucking the waves against the bottom surface of the boat.
connecting member comprising'an upright plate mounted
It also gives more comfortable riding in the boat, and
on and extending transversely of the block, a push rod
more reliable control of the boat. The principal object
is to get a material push from the motor driven propeller 65 pivotally connected at one end to said plate at the front
of the block at a point spaced below the pivot rod, and
forwardly and substantially in the center on the bottom
means connecting the other end of the push rod to the
of the boat rather than having all the power applied to
bottom of the boat at a point spaced forward from the
the top of a ?xed transom at the stern of the boat, as in
requiringbucking of the waves and the water on. the un
the present commonly employed means of mounting an
outboard motor on a boat.
Having thus set forth the nature of my invention, I
claim:
1. In combination a boat including an upright transom
at its stern end, a supporting block pivotally secured to
the upper part of the transom so as to be capable of 7
transom.
’
References Cited in the ?le of this patent
UNITED STATES PATENTS
2,886,462
2,905,132
2,930,341
Jagiel ___, __________ .._ May 12, 1959
Lewis ______________ .. Sept. 12, 1959
Gaston ____________ _._. Mar. 29, 1960
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