US1644440A - Table-leaf hinge - Google Patents

Description

1,644,440 W. A. NOACK TABLE LEAF HINGE y Filed April 29, 1925 IIIIIIIII Inl/enlaza i ing .beerds- Y Structure may? assume 1S. @2Q/1.1.1@hiredy 111 ,the

Patented Oct. 1927.7k

vvsrrnmnrgr Afm-orten, or OAKLAND; CALIFORNIA; ASSIGNOR To coNcEALo" EIXTRE 1- COMPANY,1NGA coneoRA'rroNoF NEVADA- TABLE-LEAF Eme-n..

Applicanpn mea'Aprn ga, 1925'. yserial N. 26,639.

y Thisv invention relates .to e, hngexstructure and prtwlerly te e hineewhh iS adapted' fee. ne@ in @Oenecton with folding tables ironing boards and. llgedevlces. y

A greet llumber'ef, :built-n V0r @Ohee-@led fietures er@ domine' .into Iuse in homes, Hats,

f apartments., .A number of theserfxwree Such@ .es tables ironing: Merola seats, .Shelves and. thef,.l.1e, ere. Qi the. folding type andlQg-fhnges offs one forno,` or Vanother must.be.e1n,

Plpyef. The @biedt of. the present. inventionl ist@ prende @improved f form. lof hinge Which s particularly adapted foruAse'invconv appliedto: Oppklsite. sides Offv the, Conneted. folding members, an@ further, t0 lprovld@ thus preventingg-1nn1-ring of .the ,adjacent fecesiipented Qr otherwise inehefl, and also providing a spgceior padding orftlgle. like; forl instance in. cenjunctien with. im One -orxne which the vhinge accompanying Specification anddrawngsfiuf Whlchf f .F-ig. -lfS a. Side elvatel, of @folding fable; flt unlike Structure showing ePPlCetOn'fOf-the hinge', said `structureshowing the folding membersn foldedposrtlon...

Fig 2. is af Side,.elevalltren 0f. theV hinge.

pletely unfolded (1n-extended; y

Fig.'- -eais persneetive vlw- 0f the lungewhich s ymlapted to be unfldeldlor @tended with relation to. the main 1 leazt. The: table! illustrated-s; ofi the., vbuilt-n orV concealed .'.f ty'peas, it is; adapted-to be folded-intolill pooketfforlnedfin a'cabnetor thelike. C

indicates thepfrontwall of lthe cabinet and v Dn the?. Aopening, throughwhich: 1; they 1 table: lem/es. swing.r Thefmainftable leaf orsecton.

59* A1 spvot'ally mountedn the side `Walls ,oiV

f 1621.1 .01% SeQtQn. A is supporte@ by the gilv 1 proper showing it in substantially extended.

drlledf heleeV onthe receptcn .of Ar .Referring to fthe drawings- -n detail, and.

- particularly to Frgfs.YV 1, and 51,. A, indicates lthe main table leaf and Bein-auxiliary leaf Shoulder 41s dgsp'ogeron m @g1g as vi Se; Y

ontere'ldwoff d otherwise provided with.. th ee on.;

with the' 'pme E; ltginner face i151 gprby'igs..

.ed with reinforcing. lugs snchnstfethown at 6n and 7a Itis also drilled olrpfatdlil three or vmore,places sassllown altrffftofre-ly @Give Screws O-r Othelfsuteble! Vf,Sisixilfie` 1neans,,and yitv also lcarries a, f pivot :10,111.15'LtoI which the website @ed ef 'th-.liek plete@ is attached Ein 1451s :Seme-MQ- ttl Plne' l .i Fand it Projectsthrough-the arcuated-4 S1015 113.-V The'function Iof these members will hereinafter befdescribed. The exterior faces andsadjacentendsof the plates vE and Fv areengaged b `the'link plate Y be-later described.

Y ",schasshown in VFgsl and ltare employed.

are provided with outwardly extending ysupe porting lugs 16 and 17.r'espectively. `These i the recessed portion 12 of` and their function will also Iactual;operation, `two sets of hinges They-"are attachedto opposite sides of' the refoldthef table the outer leaf i's grasped by the outerlend andi liftedV4 upwardly. "It"v table leaf'- extensionsY A "and B- and vare there .securedby means jof'screws 8 and 82 'The "foldingf operation of theleaves when the hinges arelthus' attached will be as follows :V VWhen `thetable lea-f jextension's are folded in thecabinetf'onlike device `they assume .a

vertical "pt )sition with relation to the front Voffthe? cabinet indicated." at C" and they are sumpOitedfby the'pivotpins 2. `When the talje'i'sjtobe used :and extended'it 1s only ineces's arytoA swing ,the leaves outwardly :aboutthepiyot 2 until .they assume; the posi- 'pins :14p will thus imove in the arcuated c slots` until"the"lowerfend"of the slots are' retlfedif When this position is assumedithe.

leaf `-B' will liefin" parallelism' with the `link platesfj-G. `"Acontinued lifting or outward i frnvementfwill causethe-lea'fB and the link plates G toswing.` about the pivot lpins vfandftliey'willfcontinule to,` swing about' the I fpiiijsffi)V until the linkxplates Gand the leaf B -asixnethefposition shown'iniFig 3. The leafzfcBgwill here be. supported entirel` v:by the linkplates G as the' inner fend o thef Y link plates willj engage the supported shoul der 5`an'd will-also'be secured against further a ownward A"movement"by the outwardly ex Y tending fsupportingflugsfl.

""Fvrthir vement oftheleaf Bi/will be i f ppreyentedfas the outerfsupporting lugs 17 i i `A.engagethe under side o fthe notches 12 and thef's voulders'l engave the `outer'ends 11 when it is desired tov i Y Awill-firstyswingabout'the'pivotpins 15 and assumeftheangular position shown in notedsthatftheupper leaf B ydoes not ont t with the namen naw-hen this posi;

'ctioniszassumedl:"Itfwill further be.v ,notedy i' that'consi'derable space fis-formed between the'two leaves. VV:This is of considerable importance as'it first of allV Vprevents scratching QIts'moyem'ent about the pins 15;"isfU Vlimited pins rllt engaginor the lower ends' Y of-tliear'cuated s`lo" ts,1 3;`-A nrthenupward moyernehtwillcause the link plates' G to about'thefpins 9 and theA position shown -in-fFigf'l fwillr'finally be assumed. It

or marring `of the adjacent faces, particularly when painted, polished,l orl otherwise treated, and it also provides a-space for padding; for instance,5whenthe device is used as an ironing board or the like. The parallel interspaced position assumed by the 4tableleafsections when folded is obtained by limiting the inward swinging movement of the link plates Gr; that is, their inward 'y i swinging movement about the pins 9' is will further be noted that the swinging limited by 'the' supportingv shoulders 4. It',

movement ofthe leaf` BV about the pinsv 15y i is also limitedk by I the` pins flfl'a'nd they arcuated slots 13, 'and as movement'of the link 'plates G with'relationf to the hinge plates Eis limited'and'moyement 0f theleafA B with relationgto the link platesG islimitedf* by pins 15 a parallel and interspaced-'posif 'Y tion may be obtained.` This position *may be increased orv decreased by merelyincreas f ing or decreasing the inclination of the supporting shoulders 4a From the foregoingit will be obViousth-atf ya hinge structure vhas been provided which maybe readily and quickly applied to fold-7 -ing structures such as d'e'scribed. Y lIt formsay rigid and substantialv connectionl between the folding`members'and'itpermits interspacing ofthe same 'when folded so that a padding maybe interposed if desired.

tss y :NVhile-certain features of thepresent in? vention arey more or less specifically de-l scribed, I wish it understood that changes 'in form and proportion maybe resorted toVV within the scope'of the appendedclaims. f If similarly wish it understood that fthey ma- `r terials and finish of the several partsem ployed may besuch as the experience and judgment of the'manufacturer may dictate or'various uses may demand. ,Y

Having thus describedjmyinvention, what I'claim andvdesire to secure by*LettersPat- Y V1. A hinge structure comprisingan innerlvand'y an outer hinge plate, said plates adapted toY be secured to the side edges of a 4pair* of leaf members,v a link :plate pivotally attached'at-one end to the innerf hinge plate,

115 the inner hinge plate land limiting pivotal an inclined supporting"shoulder formedv onv movement of the link plate in'one direction',

a second shoulder on'theinner' hinge'plate' l `v Y *Y limitingmoyement of the link'plate inthe other direction and supportingthe same between the opposite vemdof the link plate and ther `outer hinge-plate,V and cooperating meanson the link lplate and the outer hinge rplate limiting piyotalmoyementof the 'outer hinge plate with'relation-to the link plate. 5

2. A hinge structure comprising an inner' and an outer hingeplate, said plates adapt-A ed to be secured to the side edges of a pair of leafmembers7 afflink-l plate pivotally at-y afhorizontal position,a'pivotalconnection f taehecl at one end to the innerhinge plate, an inclined Vsupporting,shoulder formed on the inner hinge plate and limiting pivotal movement of the link plate in one direction, a second shoulder on the inner hinge plate limiting movement of the. link plate in the other direction and supporting the same in a horizontal position, a pivotal connection between the opposite end of the link plate and the outer. hinge plate, said link plate having an arcuated slot formed therein, a pin on the outer hinge plate projecting through said slot and limiting pivotal movement of the outer hinge plate With relation to the link plate,v a lug on the inner end of the outer hinge plate engageable with the under side ofthe link plate and supporting horizontal position.

n YvViimrAM A., igoACK. n

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