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Патент USA US3076636

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Feb. 5, 1963
3,0 76,626
2 Sheets-Sheet 1
‘Filed Nov. 25. 1960
Feb. 5, 1963
Filed Nov. 25. 1960
2 Sheets-Sheet 2
I— ©
United States Patent '0 "ice
Patented Feb. 5, 1968
portion of one of the spars. The arms 64, 66 are aligned
to grip ends of the longitudinal spars 44, 46 and to hold
Louis J. Andrews, North Reading, Mass., assignor to Paul
them in alignment. The arms 68, 70 extend. at oblique
angles so as to hold the wing spars 48, 50 in line with the
‘ K. Guillow, Inc., Wake?eld, Mass., a corporation of
Filed Nov. 25, 1960, Ser. No. 71,555
3 Claims. (Cl. 244-154)
respective wings 14, 16. Since the spars which extend
out to the tips of the body members must have their end
slots 56 horizontal,'each spar is provided with a colored
area 74 on one face near the end to be gripped by a ?tting.
For each of the arms of the ?ttings 60, 62 a ferrule or
This invention relates to the construction of a kite
which is in a form resembling that of a swept-wing aero— 10 sleeve 80 is provided to ?t over the slotted end of the
arm the tips of which are preferably bevelled. The
plane, which can be quickly and easily assembled, and
dimensions of the ?ngers 72 and the interior of the fer
which has superior ?ying qualities. The kite hereinafter
rules are such that when an end of a spar is between a
described is designed to be sold in knock-down form, the
pair of ?ngers 72 and a ferrule 80 is then pushed into
parts being made so that the entire structure can be as
sembled without using any tool. When assembled, the 15 place over the ?ngers, the inner surfaces of the ?ngers
will be pressed ?rmly against side faces of the spar end
parts are strongly joined so that the strength of the struc
between them so as to grip the spar tightly. When all of
ture is limited only by the strength of the individual parts.
the spars have been assembled with the ?ttings 60, 62,
Fore a more complete understanding of the invention,
the resulting skeletal frame is a rugged structure.
reference may be had to the following description thereof
Each vferrule 80 is tubular with two inner longitudinal
and to the drawings, of which—
ribs 82 extending from one end of the ferrule about three
FIGURE 1 is a perspective view of the assembled kite;
quarters of the way to the other end. These ribs are
FIGURE 2 is a section, on an enlarged scale, taken
diametrically opposed to each other and have parallel
on the line 2-2 of FIGURE 1;
faces 84 which are spaced apart a distance slightly less
FIGURE 3 is an exploded view, on an enlarged scale,
of the middle connector unit for the kite spars shown in 25 than the thickness of a spar. The width of each face
84 is slightly less than the thickness of a spar. The
FIGURE 4 is a similar view of the rear connector unit;
FIGURE 5 is a section through one arm of the middle
inner ends of the ribs 82 are bevelled as at 866 so that
ible sheet material such as paper or a ?lm of a polyethyl
the walls 92 so that the latter are slightly sprung apart
when a tail ?n 90 is inserted between them.
the opposed faces 86 diverge at that point to merge with
the inner surface of the tubular ferrule 80.
connector unit; and
The rear ?tting 62 differs from the forward ?tting 60
FIGURE 6 is a longitudinal section of one of the fer 30
in that instead of a fourth arm, it has a rearwardly ex
tending channel 90 having parallel side walls 92 between
The kite is designed to be shipped and sold in knock
which a tail ?n 94 of some light material such as balsa
down condition and to be assembled by the purchaser
wood can be frictionally held, the thickness of the ?n
without the use of tools.
The kite comprises a body 10 of thin, light-weight flex 35 being slightly greater than the normal spacing between
ene terephthalate resin known as “Mylar.” The body is
cut to a contour resembling a swept-wing aeroplane, be
The kite is easily assembled by laying the body 10 ?at
on a table, placing the several spars in their relative posi
rearwardly oblique wing portions 14, 16 extending from 40 tions on the body 10, the colored areas 74 being up, push
ing the spars 44, 48, 50, 52 and 54 outward to engage
the mid portion of the body 10, and a ?sh~tail at the
the reinforcing pieces 22, 24, 26, 28, 30 in the end slots
trailing end of the body consisting of rearwardly oblique
in the spars, slipping a ferrule 80 over each of the free
extensions 18, 20. At the nose or forward tip of the body
ends of the spars, placing the ?ttings 60, 62 in place with
is a ?at piece 22 of metal to reinforce the nose and to
serve as ballast. This metal piece may conveniently be 45 end portions of the spars in the slots in the arms of the
?ttings, pushing the ferrules 80 over the respective slotted
stamped from a sheet. At the tips of the wings and ?sh
arms to pinch the end portions of the spars therein, and
tail are reinforcing pieces 24, 26, 28, 30‘ of tough paper
pressing the forward part of the lower margin of the tail
or thin cardboard. These are shaped to the contours of
?n 94 into the channel 90.
the respective tips and are adhesively secured to the tips.
A hole 96 is provided through the body 10 below the
The body may also be further reinforced at the edges
forward ?tting 60 so that a kite string can be secured to
where the wings and ?sh-tail join the axial portion of the
this ?tting. The kite is now ready to be ?own.
body as at 32, 34, 36, 38, 40, 42, by thin strips cemented
I claim:
to the margin of the body 10.
~1. A kite comprising a skeletal frame consisting of a
To hold the body in shape, a skeletal frame is arranged
two-piece longitudinal spar, a rigid ?tting holding the two
upon it, this frame consisting of a longitudinal spar which
ing elongated with a tapering forward portion 12, two
pieces of said spar in mutual alignment, said ?tting grip
ping the rear end of the forward piece and the forward
end of the rear piece of said longitudinal spar, two wing
wood such as basswood and are square in cross section.
spars projecting obliquely from said ?tting, a ?tting grip
One end of each spar is slotted as at 56 (FIGURE 2)
to receive an edge of the counter-weight 22 or one of 60 ping the rear end of the rear piece of said longitudinal
spar, two tail spars projecting obliquely from said second
the reinforcements 24, 26, 28, 30, a small hole 58 being
?tting, a vertical ?n projecting upward from said second
provided in the body at the weight 22 and at each of the
?tting, a plane body of ?exible sheet material underlying
reinforcements so that the slotted ends of the spars can
all said spars, said body having a forward end attached to
be pushed into engagement with the weight and reinforce
65 the forward end of said longitudinal spar, swept-wing
portions attached at their ends to the ends of respective
The several spars are held in assembled relation by two
wing spars, and a ?sh-tail portion having ends attached to
?ttings 60, 62. The forward ?tting 60 grips an end of the
respective tail spars, and a weight at the forward end of
spars 44, 46, 48, 50 while the rear ?tting grips an end of
said body.
the spars 46, 52, 54. These ?ttings are preferably molded
of high-impact styrene. The ?tting 60 has four radiating 70 2. A kite comprising an elongated plane body of ?exible
sheet material with wings projecting obliquely from the
arms 64, 66, 68, 70, each of which is slotted at its end
mid portion thereof and a ?sh-tail at the rear end there
forming two parallel ?ngers 72 adapted to grip an end
is in two aligned pieces 44, 46, wing spars 48, 50, and tail
spars 52, 54. These spars are preferably of a light, strong
of, a skeletal frame upon said body, and a ?n attached to
3. A kite as described in claim 2, said body having a
hole beneath the ?rst said ?tting through which hole a
cord may be secured to said ?tting whereby to ?y the kite.
said frame at right angles to said ?sh-tail, said frame
consisting of a longitudinal spar in two aligned pieces, a
?tting gripping ends of said pieces to hold them in line,
two wing spars gripped at one end by ‘said ?tting and ex
tending therefrom to the ends of the respective wings, a
second ?tting gripping the rear end of said longitudinal
spar, and tail spars gripped by and projecting from said
second ?tting to the ends of said ?sh-tail, the gripping poi-:
tions of said ?ttings each consisting of a two-pronged fork 10
with the prongs spaced to receive an end of a spar be
tween them, and a ferrule embracing said prongs to hold
them in gripping relation to the spar end between them; '
References Cited in the ?le of this patent
Clayton _____________ __ June
Cogswell _____________ _._ Jan.
Talmadge ____________ .._ Dec.
Fritzen ______________ __ June
Tomczyk et a1. _________ __ J an. 3, 1950
Andrews _____________ __ Jan. 31, 1961'
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