Патент USA US2406434код для вставки
Aug. 27, 1946. o. v.l PAYNE WAR? .BEAM Filed March 13, 1945 l ` 2'406'434 Patented Aug. 27,V 1946 2,406,434y ' ; o " ' ifuNr-r’lgp ¿STAT _ :Qscar ‘E_V. îPayne, ?Leicesterj, ,"Mass‘.;A ¿assigner -’to _ ` JCrompton J‘i’aKnowles Loom "Works, _Worcesten> ' ' '-Mass‘., a'corporation of Massachusetts _ Application-.March .13, 1945„ Serial No. 582,551 »9 claims.y `(C1. 242-1245) . ` ,l _ . . '__This'invention relates -to improvements in warp 'I-I ,adjustable along LtheÁbarrel Ito >Vary vÍthe vlwïidth .beams :and _itis Vthe vgeneralobject«of the inven ofthe warp space. ,Only one headîisshownfbutlit is 'to'be understood 'that al'hea'dsuch as‘illustrated .-tion.to `construct -a beaminsuch 4away .that the ’ .pressure .of „the warp threads _can be _used tohold ` beam having .a barrelfand adjustable heads be ‘head may be formed of' mëtal'and ’has Ya `true in ner Warp engaging„surfaceßiz"iormedlon a ‘head iiange `| _3_.from which extends a hub ’1.4, "Small set tween which the ywarp threads .are .wound `on the screws .|'5 .in rthe`.'hub kmay‘be utilized 'to’hold'an .the`.-beamheadinposition. _ _ _ A. f 'IIihe warp _for .looms ,is .generally wound on a barrel. ',In the pastavariety .of devices have been . initial’setting of vthelriead Vprior tothe winding .employed vto .hold .thebeam lheads . in their ad 10 Operation. justed position. along .the barrel, but noneof-.them Tsofar-.as I amawarehave,made'fuse ofthe -warp _ _ _ _ ' ` _ `- . f . , `‘Inïthe ‘preferre‘dïformxof ’the invention shown "in_'Fig'sl ‘_ 1 and "2, "head jhas “attacheditherefßo _ a , sleeve "S -formed ‘preferably 4oihthinV `shee’t'meta'l litself Itohold the Yheadsfir'lposition. iAS Awarp is Wound the 'inner layersleXertv considerable force . on the barre'Landin the case> of beams made of 16 woodthisforce is sufficient to crush ordeform the barrels. 'It is an .important-_object of my present ’inventionto utilize thisforce exerted bythe warp threads to clamp a part .of the beam head onthe and having lan `‘internal `_dia-meter only 'slightly greater‘than‘t-he external vdiameter of the Mbarrel along itwherr the :head :is adjusted-lengthwise of the beam. l'-I‘he‘hu’lo of the ‘head’ lia-sa -bore'Zllinto which ‘the `sleeve -is driven, Ãand' the -sleeve ‘may "be barreltightly _enough to prevent endwise slipping. 20 turned outwardly to form a‘ñange ’21' for-“attach This _result .can be .accomplished by providing ,the ment >as by welding or «the ‘like'to ‘the outer-end beam .head with a ,split _sleeve extending ,over the barrelinsuch a .Way that the warp threads will “ofthe'huh- ' « i' i v » ï" ' ~ compressßthe sleeve and hold it frictionally` against the 'beam'.barrel. . 'The aforesaid Sleeve Will ordinarily be made of _thinsheet metal andwill adda negligible amount tothe windingdiameter of "that part of the. barrel adjacent to the beam head. Where the sleevesl are made o‘f'thieker materialfhowever, it may be desirable to preserve a uniform winding diameter throughout the use_d length of the barrel, and to effect this result Ait ,is a 'further object of mypres ent invention 'to utilize as‘hellïbetween -thefsleeves 25 ltheir linner fendslandi‘a‘t fthëir outeren'ds terminate _ Aclose to theflange. ' "The particular f-form'o'fß slot shown in ‘Fig '2 is .not essential. ‘The slots form vtwo >resilient ‘sections f21 and "28, "respectively, which are capable of movement toward eachother `under-'pressure of the warpdue tothe slots. "While I have :shown Aonly)T two slots, lyet Amy . invention :is not »necessarily thus-_ limited, sincesmore -fs`lots`1can begprovidedriffitiisjdesired .to provide additional ' of _the heads and form theshell `and sleeves with C., Cl resilient fsections. The ïinner rend lof .the @sleeve overlapping ,parts which will in effect .provide a windingsurface of uniform diameter. ' . Withtheseand other objects in View which will is preferably tapered ;as :at î2t9'to .favoidçean abrupt shoulder «between the" sleevel and .the _barreL In operation, the heads H«wil1 be slid'along .the appear as .the _ description proceeds, my invention barrel »to-define a warp space ofthe desired width, resides in the combination andarrangement of 40 yafter'which'the setscrew l5 of each head is tight parts hereinafter describedandset forth. _ Ä ÍIn the .accompanying drawing, . wherein two forms of the inventionareset forth, _ _ - Fig. 1 isa vertical longitudinalsection through part of a, warp beam`A having my invention ap plied thereto, I t n ened toV hold the beam‘heads .in position.' » The . ` windingîoperation is then startedrandfas thei’irst wraps of warp are Wound on the beamztheïpresg sure; which theyexert ¿forcesfthe _resilientïsections 45 of each,¿s1eeve very -ñrmlyfagainsttheebarrelnnd ' n 'holds the ¿sleeveandfits flange or kl‘ieadV-.I-I against Fig. 2 is a perspective view of the beam head and longitudinal slippage along the barrel. The set attached sleeve shown in Fig. 1, and screws may remain tightened if desired but I do Fig. 3 is a View similar to Fig. 1 but showing a not rely upon them to prevent end movement of modiñed form of the invention. 50 the head along the barrel. ` Referring to the drawing,V the beamB com As the winding continues there is an increasing prises a cylindrical barrel I 0 provided with tendency for the beam head to move longitu gudgeons l I one of which is shown in the drawing dinally, but this is Voffset by the increased tension for support in winding machines and looms. or force which is exerted by the initial Wraps'of Each end of the beam is provided Witha warp head 55 warp on the resilient sections of the sleeve, .The 2,406,434 f I, _. _Í I 4 connected to the head and capable of being forced barrel may if desired be provided with a surface sufñciently smooth »to prevent abrasion of the ` warp threads but possessed of suñ‘icient frictional Y into holding relationship with respect to the bar rel by warp threads Wound around said meansV characteristics to hold the sleeve sections. In the modified form ofthe invention shown in Fig. 3 the barrel and head may be as alreadyrde scribed, but the sleeve 35 will'be made of some to prevent slipping of the head along the barrel, ` 3. In a Warp beam having a cylindrical barrel, a head mounted on said barrel, and compressible means extending along the barre1 and connected Ato the'head ,and having1 partsthereof which are What >thicker material. such ast tq .eñect ,ag sub-3 stantial°increase in' diameter of the Winding sur 'forcedfintd holding relati'oh Ivvth respect to `the This 10 barrel by the force exerted by the Warp Wound Y face of ythe beam adjacent tor-the head. sleeve 35 Will be slotted in a manner similar to _» Y f around said means to prevent slipping of the head Y . that described for the preferred form of the in- (Y ` along the barrel. vention, but in addition to the slots'will also-'be 1 - 14. In a Warp beam having a cylindrical barrel, provided with teeth 36 separated by slots v_3'1 which t a head mounted on said barrel, a sleeve secured to the head vand having parts thereof extending along the barrel and so formed as to beforced into holding relation with the barrel by forces ex Vindent the inner end of the sleevesl35. Surround ing the barrel is a shell 38 having teeth y39A to enter ~ -~ the indentations 31 in the sleeve 35 and having , erted by the warp- threads Wound around said slots 40.to receive the teeth 36 on the sleeve 35: The adjacent parts of the shell and sleeve-._are‘vf»Y` sleeve to «preventslipping of the head along the parts 20 therefore constructed ' with overlapping which permit a limited longitudinal _adjustment of the head along the _barrel while presenting in yeffect a'substantially cylindrical Winding surface 'of uniform diameter >extending between the head „ on the barrel. ' The shell may also be slotted as-V ` Y at 4I to `permit éasyapplicationthereof Yto ,the barrel. f The Shell Willdhave but one of these slotsV - barrel'. ’ ,5. In a warp beaInhavi/ng .a cylindrical barrel, ar head mounted von said barrel, a sleeve secured to the head and `having parts thereof extending along the barrel and circumferentially spaced from'each other and capable'of being forced into holding relation with respectv to the barrel vby warp threads‘wound around said Aparts to prevent narrowedjsomewhat andthe .shell Will be ‘Corn slipping of ythehead along'the barrel. ' d 6.-Í In a AWarp beamjhavinga barrel and a head " From'the'foregoingítvvìll be> seen that I'have Vso constructed that the split parts can be ‘forced and lduring the Winding operation the slot will be "pressed to’grip the barrel tightly in a manner sim 30 thereon, a sleeve connected tothe head and hav ing split parts, >extending _along the barrel and ilar to that described for the sleeves of the vheadsi provided `arQvvarpbeam having va head with which against the lbarrel by warpr threads Wrapped is associated al part vvhich` is forced against the slippage ofthe head'longitudinally ofthe barrel. around said parts for- the purpose of preventing ' barrel in holding, relationI with respect thereto by the Warp threads. It will further be seen that the sleeves on the heads,çvvhile litting the barrel j '7. In a warp beam having a barrel and a Warp head, a sleeve connected to the head and extend ing along thev barrel' and having split portions closely, permit longitudinal adjustment of the headalong the >barreLand that the sleeves are provided lwith compressible sections defined by 40 i ~ slots Ynot necessarilyiopen as set forth herein- but providing resilient parts connected to the AWarp head and compressible by the warp thread. In .split parts,jand a split shell ofsubstantially the same exterior diameter as saidsplit portions sur ' the modified form ofthe invention it willbe‘seen . rounding said barrel, said sleeve and shell having overlapping parts on which Warp' threads' are> that an' auxiliary .shell surrounds thebarrel to maintain a uniform winding diameterthrough .out theeffective length of the beam and that'the wound. ._ Y Y , ing said barrel, ysaid sleeve and shell having over lappíng'parts on which warp threads are Wound. . 9. _In avwarp beam having a barrel' and a head thereon, a sleeve 'èonnectedto the head and hav ing split parts extending along the barrel and 1. In‘a warp beam having a barrel and a warp head on said barrel, means connectedto said head so constructed that the splitpparts can be forced 60 ~ i v2. In a Warp- beam'havin'g'a'barrel and a head y on Ysaid barrel,':"a~ plurality of circumferentiedl'y- es spaced Ineans‘distributed around the barrel'and ..7 barrel by the pressure'of the warp threads Wound disclosed, but what I claim is :‘ ' ' ` ¿ Y around saidfSplit parts, and a split shell surround-_ I do notÍWish to be limited to thedetails herein ' . v head,` a sleeve connected to thehead and extend ’Havingthus described my invention it will be seen that'changes and modifications may be made »therein by those skilled in the art Without depart ‘ ing from the spirit and’ scope ofthe inventionand lsaid parts. - ing along the barrel and having split portions forced into holding vrelation with respect to the . and extending along said barrel and «havingïparts thereof spaced circumferentially and capable of being ¿forced into holding> relationship with re spect'to the barrel by warp threads wound'around ¿5 ' 8. In a Warp beam havin'g‘abarrel and a warp shell has parts which-overlap similar parts on the sleeves to prevent the formation of an abrupt shoulder. the exterior diameterofvvhich _is greater than the barrel diameter, said portions `being forced into _holding‘relation’with respect to the barrel by :the 'pressure _of the warp threads vWound around said against the-'barrel by >Warp threads Wrapped around ‘said'parts `for thepurpose of preventing slippage of the head longitudinally of thebarrel, and a split shell surrounding the> barrel„ said Ysleeve and shell khaving ' complementarily1 formed n overlappingl parts lonïwhich _'the'warp its Wound.