Патент USA US2407724код для вставки
Sept. 17, 1946. J, w, PET“ I 2,407,723 WAND . Filed April 10, 1945 I4- , 161g]. ,,,, JINVENTOR.‘ ‘ JbhnMRtrle. BY ATTURNEY ‘ Patented Sept. 17, 1946. 2,407,723 UNITED STATES PATENT " QFFICE “ i" ‘2,407,723 ‘ WANDJ“ ‘ ' ‘John W. Petrie, New‘Haven, Conn., assignor to Petrie-Lewis Manufacturing Co.,,_ Inc., New , . ‘ Haven, Conn, a corporation of Connecticut ~ 7 ‘ , ‘,Application April 10, 1945,- Serial No. 587,640‘ ‘ , ‘ 6 Claims. (01. 287-126) l The invention relates to improvements in wands and more particularly, to an improved Figure‘? is a cross-sectional viewtaken 0n the structure of wands having a light-in-weight hol low handle portion and a comparatively heavy tip orend. , Whereas the present inventionis particularly applicable; to hollowwands of the type generally used by magicians, certain novel“ features thereof are adapted, to be incorporated in the structure ' of tubular canes, jointed rods, and the like. In hollow wandsof the form used by magicians it is desirable that a solid tip, ‘or ‘end, be rapidly and readily removable and as rapidly and readily 2 ‘ other modi?ed form of wand or like articlej and line 'l--'! of Figure 6. " ‘ ‘ Referring now to the drawingwhcrein like ref 5 erence numerals designate like parts throughout the several views; the numeral H denotes a holf low section constructed by wrapping a sheet, or . strip, of thin material such as paper, or the like, intoahollowtube, ‘or cylinderl v The outer lay 10 ers I2 of the sheet of material fo-rmingthe tube are secured together by paste, or glue to stiffen it", and the outer surface may be covered with a coating of paint, or other like material, to color applied to, and‘?rmly secured to, the handle the same. The inner layers I 3 of'the'material portion. It is likewise desirable to releasably but 15 forming the tubeare left loose for a purpose to ?rmly attach ajhandle to a tubular cane, or to be hereinafter described, ' “ 3 5 releasably join together the portions of a jointed In the case of a wand a‘cylindrical tip [4 is‘at rod or pointer. One ‘object of this invention is to tached to one end of the hollow ‘section I! while provide novel means to releasably and tightly join in the case of a cane the portion I4 would be together a handle, or a tip portion, to a hollow 20 the handle while the hollow section I! would be cane, pointer, or to a handle portion, respectively. the cane body. Obviously in the case of. ajointed Another object is to provide a wand, cane, or rod the tip portion M‘would be‘ one of the sec pointer, composed of two sections which are of such structure that by rotation of one section tions while the portion ‘ll would be another. The wand tip l4 illustrated ‘in the drawing‘ com relatively to the other they will become releas 25 prises a cylindrical member‘ 15 having a cap l6 ably and tightly joined‘together. covering‘its inner end’ portion I1 and‘ with‘its Still another object is to provide means to . outer end portion 13 adapted‘to freely enter one tightly, but releasably, join together a‘ cylindrical end of the tubularsection II. A ‘relativelysha‘h low slot is is provided in the end portion I8 of constructed by rolling a strip of paper or like 30 the member I5 extending diametricallyacross handle, or tip, to a hollow cylindrical member material into a tube, ' , - A further object is to provide an improved wand, or the like, which will be relatively inex the end face thereof. , A short length of loosely twisted string 20, preferably cotton,‘ is tightly compressed into the ‘slot IS ‘with its ends'ZZ and pensiveto ‘manufacture, simple in construction, 23 extending slubstantiallyequally at each] side ' practical, pleasing in appearance, and very e?i of the’ end portion'IS of the member 15 and ly ing between'the inner layers l3 of the tube H and this portion I8, when said portion I8 is in cient and durable in use. With these and other objects in view, which ‘ will appear as the description proceeds, there have been illustrated in the accompanying draw ing three forms in which the features and princi ‘ples of this invention may be embodied in prac tice. In the drawing: serted into said tube I l. A relative rotation of the member l5 and the ~10 tube II, when the portion l8 of the former is in the latter, will cause the inner layers [3 of the tube II to be tightly wrapped upon the portion l8 to releasably secure the tube H to the tip [4. Figure 1 is a side view of a wand embodying By making the string ends 22 and 23 substan tially as long as the length of the portion l8 only a slight relative rotation is required, approxi view of the jointure between one section of the mately one-quarter of a turn. A reverse rotation‘ wand and another section thereof; will unwrap the layers I 3 from the portion 18 Figure 3 is an enlarged cross-sectional view whereby the tip I4 may be drawn away from the taken on the line 3—3 of Figure 2; 50 tube H to withdraw the'portion I8 therefrom. Figure 4 is a longitudinal sectional view of a The string 28, due to its action on the layers somewhat modi?ed form of wand or like article; 13 of the material constituting the tube H, may Figure 5 is a cross-sectional view taken on the ‘ be termed a friction imposing means as it trio the features and principles of this invention; Figure 2 is an enlarged longitudinal sectional line 5-5 of Figure 4; Figure 6 is a longitudinal sectional view of an tionally engages the innermost layer I3 to wrap it tightly upon'the tip portion I8 to ?rmly lock 2,407,723 3 v 4 7 . tubular member to‘tightly wrap said inner layer upon the cylindrical member and secure the members together, when one member is rotated the tip 14 to the tube II. In the form shown in Figures 4 and5 the friction imposing means is constituted by a plug24 of resilient material such _ as rubber or like material. The plug 24 extends through a hole 25 provided in the end portion 26 relatively. to the other. ' i I 3. In an article of manufacture, the combina tion of a tubular member constructed by tightly‘ ' of a wand tip, cane handle, or section of a jointed rolling a sheet of material into a tube, the outer 7 rod and frictionally. engages the innermost layer layers being bound together by an adhesive and _ 13 of the material of the tubell. In the form the inner layers being left loose as rolled, a cylin shown in Figures 6 and 7 the friction imposing .meansis constituted by astrip 21 of felt, rubber, 10. drical member having an end adapted to be in fabric, or like materials. The strip 21 is prefer? ‘ s'erted into an end of said tubular member, and -_ ably seated in algroove 28 provided in the poréi, 1 ‘ ifriction imposing means secured to the cylindri tion 18 for this purpose. Preferably the groove V cal member and in frictional engagement with the innerrlayer ofjthe material constituting the _ 28 extends lengthwise of the portion‘ [8,“ If de sirable‘a strip 21 may be appliedidirectly upon 15 tubular‘ member to separate said loose inner. layers from their ‘tightly rolled condition with ' Q the surface of the portion 18 and‘likewise two" strips 2'! maybe used diametrically opposite as V the outer layers and tightly Wrap them onto the V cylindrical member to secure the members to shownin Figure '7. gether when one member is rotated in one direc It will be understood that the novel features and principles of this invention may be embodied 20 tion relatively to the other and to unwrap the inner layers from said cylindrical member to in other speci?c forms without departing from release one ‘member from the other when one the spirit and essential attributes thereof, and it ‘member is rotated relatively to the other in the is therefore desired that the present embodi ments be considered in all respects as illustrative and not restrictive, reference'being had to the other direction, [Having thus fully ‘disclosed the invention, what > ' i f 1. In an article of manufacture, the combina tion of a‘tubular member constructed by tightly rolling a sheet-of material into a tube, the outer layers being bound together by an adhesive and v ' means is constituted by a short length offstring is'cla'imed as new and for which it is desiredto - ‘ with ‘claims 1,~ and wherein the friction imposing claims rather than to the foregoing description to indicate the scope of this invention.’ secure Letters l'atent, is: ~ 4. An article of manufacture in accordance v 30 secured to the cylindrical member and extending there-along between it and the inner layer of the’ material constituting thetubular member. 5. An article of manufacture in?accordance with claim Land wherein the friction'imposing means is constituted by a ‘strip of material se cured to the surface of said cylindrical member the ‘inner layers being left loose as rolled, a between it and the inner layer‘ of the material cylindrical member having an end thereof adapt ed to be inserted into an end of said tubular member,’ and'friction imposing means between said members connected to one and‘adapted to constituting the tubular member. ' I 6. An article ofmanufacture comprising the combination of a tubular member having its in terior composed of'wound unconnected layers of ‘frictionally engage the other to tightly Wrap the 40 material, a cylindrical member adapted 'to be, inserted into said tubular member, and friction inner layers of‘ the material constituting the imposing means to releasably connect said mem tubular member onto the cylindrical member bers together, said means being disposed between when one of the members is rotated relatively to and in engagement with the periphery of said the ‘other. ‘ 2. In an article of manufacture, the combina- » cylindrical member and the inner layer of ma terial of the tubular member to tightly wrap the time of a tubular member constructed by tightly unconnected layers of material of the tubular rolling ,a sheet of material into a tube, ‘the outer member onto the'cylindrical member when one layers‘beingbou‘nd‘ together .by an adhesive and member is ‘rotated relatively to the other in one the inner layers being left loose as rolled, a cylin drical member having an end adapted to be in El. direction and to release, the layers of material » I’ from the cylindrical member when onemember serted into an end of said tubular memben and friction imposing means secured to the cylindri cal member and disposed to frictionally engage the inner layer of the material, constituting the is'rotated relatively to the other in an opposite ‘direction. - ‘i ’ JOHN W. PE'I‘RIE, '