US1755233A - Curtain fixture - Google Patents

Description

CURTAIN FIXTURE Filed Jan. 4. 1929 QQSQQ Patented Apg. 193er` i a f y i l L 157555233 iA OFFICE U EDWARD-n. WHIriunione,v OF CHICAGO, ILLINOIS, AssIGNon sro A'rmi ADLAKE coIyIIANY, a 1 v'OILoIIIcAGO, ILLINoIs,r n CORPORATION or ILLINOIS i t. l d

conram FIXTURE I appliafiea eieave'fapary( l, 1929:.A s'rijal No,A ,330,1i21.'

iThef present Yinvention is concerned with 'i outwardly with respect to the ends ofthe tube n g ourtainfgigtures Ofgthezsamegeneral type `as by Coil springsl? which are'compressedibe- -j i that disclosed"fin` iWhitmore `PatentAT No;` tweenywashers l'18 seated against" the inner a 1,036,04;5;` wherein the vcurtain 'to which the 'ends of thet'ubular 'portions of the heads 'and f y 5 'lix'ture is v' attacleied: ,constantly tends yto v windy other ,washers'lQ seated against the outersides o up "ona-roller- 'under-the action of a torsion 1 of oonstrictions; 20 in the tube.; Y springrand theflzture isfmounted in the lowi The tubev also carriestwo rods `2'land 22; y er end'ofthe curtain. f'andfis provided with" The inner ends yot the rodsare in screw; l retractablemembers which engagefrictionalthreaded engagement with twofingerlpieces 1 l0 1y within guides at thesides'of vthejifrarne to v` 23 and 24 which' project through aXiallyelona prevent the curtainlfrom .beingwound up. gatedfslots 25,4and 26'in arplate 27 secured*v 'i Y The purpose `Offthe`invention isto provideI tothetubeover an opening in the center of f alii improvedcurtain'liXturey which is abso the same. Theouter'endsof the rods slidably'f` lutely noiseless andfwill prevent thecurtain fit vwithin the'tubl'llar portions of the;y heads V' 15' fromworkingupwardly) l f u andcarry two'substantially arc-shaped cams v5 While the foregoing -statement'is indical* 28v and29. Thecams are pivotedjeccenticali' tive ofthe nature of theinventiom other olo-rv ly vtothe ends of the Vrods Yatv 30y and"dfo not ljectsand',advantageswill befevident upon a have any connectionwh atever withtheheads. I

full understanding'o the novel construction, Y. The cams are' symmetrical V'in *const'ruction-jVr a 2Q'arrangement and operation of .the fixture. above and vbelowhthe pivotal axes' 'thereonk Inv Order'.thattherinvention maybe readiandthe'upper portions31A serveto wedgefiri'clyunderstood,. oneviorm of the'sameis pre- Y tionally'" 'against'vfthe bottomsvofvthejrgrooves sented herein,rbut it will of course-be appreinfthefguidestopreventxthelower end ofthel ciated'that such form is merely intended for Curtain from-moving. upwardly. vThe lower 2 ithe lpurpose Of-,illustration and that the in-KV portions32fof thefcams. perform the same* Vention is capable ofrbeing embodied in other i'unfctioli asthe upper portions'when theheads structurally modified forms coming equally arereyersed, and also 's'erye'towedge trierY within the scopeof the claims. tion'ally'withjthe'bottoms ofthe grooves*inv In the accompanying drawing: a the. guides'jv should Yanyi downward" forcebe 30* FigQl is atop view'ofthe Xture; Y' a j applied toj,thelowervendfof thefzcurtain tof- Fig. 2 is a side View of the same; o `preventiit fromvbeingfmoved.downwardly` `Fig. 3isa sectional View through one end unless thezngerfpieces`25'ai1d 26have`rst y I of the fixture, both ends of which are the same, beenlpinched together.v The eamsjare fliI'nited showing the guide-gripping member, inl reiI1"fthe-'eX tentftojy whichthey mayturn about 3ftracted position; and t f theirpivotalfaxesbymeans Ofdivergingup?V85 Y Fig. Afis'a corresponding View, showing the per'fand lower shouldersyon theca'mswhicll v guide-gripping membln Operation' i im'vtobltmfwfh thellplel @Ildlower' Aswill be Observed in the drawing, Vthe fin` sides fof/the rodsa'djacent. the ends ofthe lat-f ture includesatubelO whichis adaptedto terg* VIt will bealopreeiated yof course thatV l 4 ybe encased in the lower end of a spring-wound vthelower portionsf32 ofthe cams maybe disp-. 90 window curtain. The tube 'carries two heads l pensedfwith' 1without in any way-'.aiect'ing. the 11 and l2 which are adapted* to ride'up and action'lof-the upper/portionsinfholdingthe* 1 Y A down ink two grooved guides 13 andfl: atlowerfend the "curtain against-upward: A tached to the opposite sidesof the associated movement/NQ Q j* [window frame. The heads are provided with y 'VVhenfthek linger pieces 25A and k26 are :95 tubular portionsl which slidably lit within I pinched together, the cams `fare#retractedbyV the` ends of 'thetube, and with upperand therods-'intopositions clear Vof theguid'esfas .A lower rollers 16 which are adapted to bear Vshown in Figg, and when the ngerpieces without friction 'against the bottoms of the arevreleasedgpafter the lower end of the cur- 'grooves inthe guides.r The heads are pressed tain has beenraised orlowered into'the desired position, the cams are projected outwardly window curtain, outwardly spring-pressed under the actions of the springs 17 and, upon heads'at the ends of the tube adapted to en'- engaging with the bottoms of the grooves in gage with guides at the sides of the frame the guides, are caused to rock into frictional in which the curtain is mounted, outwardly wedging engagement with the guides, as spring-pressed rods extending through the shown in Fig. 4. Y tubeintothe heads,. curved.cammembers ee- The rods2l and 22m-e movable. independ-.lv centiieally pivotedfV to the outer ends` off; the ently of the heads, and vice versa, but the exrods"4 independently of the heads for frictent of relative movement therebetween is' tional `wedging engagement with the guides diametrically throughtherods,sintonaxially". curtain,aandivmeansa-iactingebetweenthe Cam elongated slots 35 in the tubular portions of members and the rods to limit the rocking the heads. The" heads, being entirely#indeY movement-'of the cam members with respect pendent 01"' the cams, are not in anyway a-ieetu e to the rods.r 1 s v i ed by the operation of the latter and remainV 5:"I1acurtain fixture, aV tube adapted to at .all times in ,spring-.pressedirietionless. enbesecuredtothelowerend Eoja-spring:wound gagementwiththebottoins,o vthe grooves in @,windowL-curtain, outwardly.l springepressedf, the ,guides i. Because ofthis, the `fixture A.in its g heads at the-ends, ofgthezgtube adaptedto Y ens-f: normalpositio'n `is .absolutely noiseless,=both.V guage:V with guidesjat .the sidesoithe iframe,

ends or" the rods beingyheldsnuglyagainst..spring=pressed mods. extendingA throughithel. thebottoms :of: tliegrooves in the, guides '.by springactlionm Y l. .Inl a curtainfixture, a tubeQ-vadaptek.d. .tofl wedgingengagement :with' he guides .und

. therollersfinthe heads andthe, cams. atthe ,.inzwhich the curtain.ismounted;outwardly;535i

tube into-.the headseurved,oarn I nemberslee`-.,;..f centricallypivoted totheeouter endsio-.thew rodsindependently otlielheadsior ,frictional be secured to thelower4v endiof a spring-.wound i, the upward ymovin-g tendencyoffthe' curtain,

window curtainfA ontwardlyy.'springepressed-- 2andshoulders on :the .camfrmembrsionem A heads at the ends'.o.t. theftube.adaptedto enf gagementwiththe rods iadjfa'centtheends4 and;` operating, independently, .ofthe/heads on n gageV with 4guides .at the, sides 403Ei,t,hesfranfiei-n thereofi@` lilliit. the'. rockinglllovement .offtlhelv withthe-guides.

which'gf thez curtain is`mounte.d,. .,outwardlyfpam members with 4respeetto .therodsy spring-.pressed rodsA extending., tlirouglr thef In WitnessY whereof .I v.have hereunto ,Sub

tubeintothe headsgandmembers mountedscribedY name., I v

EDVARD,-.v LE. .VILII'IIVIOR.E`

the ends of .the rods in rietional engagement 2.. In a Vcurtain fixture, la tube adaptedto be.

' securedto ,the `lower .endofi a spring-wound :.1

- be secured tothe flower` endof .aspringfwoundl 1,

window aeurtain, outwardlyI spring-.pressedQ headsat the ends of the tube adaptedto en..VH gage with guides at the sdesoth'efframe in whichA the curtain i is .mounted,goutwardly spring-pressed A, rods. extending through. the; tube into the heads, and curvedfcammembers: g eccentrically `pivotedfto .the outer ends of `the n,

tionalY wedging ,engagement-withgthe gui,des;.. independently oftheheads'under the ,upward u., movingtendenc'yoffthe curtain... i `3. tIn acurtain fixtuleyhtube adaptedto .z

window curtai-n, Y outwardlyZ r.,spr-iiig-.presse'd\7,' headsl at the ends Vof the'tubeadapted-.to en?. .e gage wthguides at thesidesof the' framein which .the curtain. is mounted, outwardlyL spring-pressed, rods extending, gthroughv4 the i tube intolthe heads,- eurvedfcamg members. ec-ff, centricallyupivoted to `the outer endsfof the.,` rods independently of the-heads for friotional, wedging engagement with the guidesr indeew pendentlyrof the heads undernthe'upward moving.'` ,tendency Y.of the curtain,, and means. to limit ,theA .rockingv movement', of the .camf i memberswithrespectuto the rods."v e Y 4. Inria curtain .fixture-ia tubeadapted-to be secured .to the lower end-.oaspring-wound im Y

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