Патент USA US3076636код для вставки
Feb. 5, 1963 3,0 76,626 L. J. ANDREWS KITE 2 Sheets-Sheet 1 ‘Filed Nov. 25. 1960 INVENTOR. _ LOUIS J. ANDREWS BY ATTORNEYS Feb. 5, 1963 L. J. ANDREWS 3,076,626 KITE Filed Nov. 25. 1960 2 Sheets-Sheet 2 —/ I— © i \\\\\\\\\\\\\\ \ V 1N VENTOR. LOUIS J. ANDREWS BYWVWNW ATTORNEYS United States Patent '0 "ice 3,976,§Z6 Patented Feb. 5, 1968 1 2 3,076,626 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 KITE ‘ K. Guillow, Inc., Wake?eld, Mass., a corporation of Massachusetts 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 20 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 1; 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 rules. 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 ments. 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 3,076,626 3 4 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 UNITED STATES PATENTS 605,596 ‘1,568,319 2,023,939 2,161,921 2,493,704 2,969,946 Clayton _____________ __ June Cogswell _____________ _._ Jan. Talmadge ____________ .._ Dec. Fritzen ______________ __ June 14, 5, 10, 13, 1898 1926 1935 1939 Tomczyk et a1. _________ __ J an. 3, 1950 Andrews _____________ __ Jan. 31, 1961'