US1631381A - Sprinkler - Google Patents

Description

lJune l7, 19.27

1,631,381 L. R. N ELSON 'y SPRINKLER Filed June 9,1924

.L RNsIs'an,

- Gum nu,

the present instance, h oweyer,y said bodyl ini This invention has 1 referencer to llawn sprinklers.A More particularly, 1t pertains to' y' 'tliattypeof` device having singlerelatively `1largiadischargeopening in the ltop'ofv aiholv I. 5l low;A sprinkler-body,l an'dof such a construe-' 1sV a stamping having .formed "nearone A,ends-f tionth'at water' will bel made. .to takeiupja swirling spiral .motion and issue ina spray *The objectof lmy inventionis to provide a` novel construction that can be easiypro# A duced atI a lowcost bymeans otmetal stampingsA whereinthe described action canzbe f realized .and bywhich better'y results 'can' be produced inthe action. of the cleviceQ,V i

d'erstood:7 the appended drawing'is furnished* V1wh erein-- f AFigure".1 is a vertical section, fof myxim-vr .proved sprinkler taken through the 'centen` ,thereofhl I igure 2 is Vaplan 4ofthe same; part ofthe -topibeing shown broken a'yi'fayl toshow ,ini teriorconstruction. Y'

25 ofy a .nut shown infthe'lirst-twotiguresl andl Figure llis aV transverse section of the same. Online 4 4', lti-gureQQas seen atitsop'posite i l, vamwell aware of the actthat sprinklers thatv throw from any opening therein a: funnelshaped spray by 1an interiorfwhirling action of water are' not newA but, my *device is much more n simple inconstructioin can be made linv lighter form, 'since I l am enabled to produce it from stamped metal `it can be produced at a low cost and in operationv better spraying and consequenusprinkling is possi-v ble.V Y f "The character 1 denotes-thebody of Vthe Vsprinkler as a whole. Itl comprises or may have any suitable form so long as theres'ultsv to be described herein can be attained... In

cludes an inwardly and downwardly dished ftop 2V and a sidewall of circular form,' in plan, or as-fseen kin vFigure 2." Centrally' ot'thetop. isa discharge openingl whichf f preferably'ot courseylies ina plane lying parallelto the base ofthe -body- .asit rests uponthe ground. Attached to the wall at the base thereof is an inwardly concave botltom section I5 whose marginal edge is rolled over upon the marginal edge ofsaid wall .toY fori/n a water-'tight joint Aas atA 6.

A port-ion of the wall 3 at'S lisr preferably formed substantially perpendicularly to the upon itself which flange in assembling sprinkler is-abutted upon thednner. sidel 'the wallportion"73,A tli/efouterprojecti Y ofsaid nutV being," forcedvdownjuponf the?V f I slit` by vsevering the metal partiallycreating c Figureis an' elevation ottheinner end 'point of"y rapid vproduction and accuracy idf" Any 'usual gasket o rjp'acking-iingjl interposed between vthe'end'of thekhoseffi yaware havey usually been made in the form f angle and consequently quitefar romthe a vflange IOcreated byold'ing'the metal closed b'yfa-'nfend IwallflQ which, 'howeve'lgf I provided with? a substantiallyseini-circuly a tongue: or i dellector 14' most clearly. shown in" the last three figures of `tliedrawin form;

yet permitting freeflow ofthewaterfupon- 'y y the said deflector and `its entry into'jt'he'- bo'djy'f. l I j The -waternnder pressure'asitltlows ii'itor the body is naturally `deliectedlby `the meni- Aber 14: and caused to partake of a rotary moc' tion, following the wall 3, lnally.issuing` from the opening 4l in a spray in the form of an inverted cone; 4 1

Sprinklers of this type of which` I am of a heavy castingwhich is quite bullryfof i necessity, the metal` at the opening correr- V- 'i i' Y 'i 'spending to 4 herein' being quite thick l'so that with-agiven diameter of opening'which must always beofa siZe.-small, enough'lto 4mainlllrl a proper pressure within the' body, 'Y the cone shapedwaterfdischargels thrown i' l quitehigh and falls too close toithedevijce., to permit a large area tobe sprinkled at one time@ Howevelginv forming thebodyof a Stamping the walls of the opening 4farfe quite 1 i v thin bycomparison' and as a result the yspraying cone ofjwater is thrown at amuch 1lowerv device and i therefore a much larger area can l i i j delectorbeing bentinwardly or tofwa rclgftlie- 'center of the bodyasfclearly indicatedinf g Figure-2. While the nutand vitsniemberl 14 Vof the discharge vopening and in consequence a given territory may be sprinkledin shorter time. 'l The member 14E may be adjusted to such position that any desired bulk' of streaml may be admitted to the'body and Eherin-A coining stream maybe gaiiged to the area asr yfound best suited to the results desired. I l i. I may make useol an eyelet 16 within the openings as shown in rFigure 1j which although I'appearing of some considerable thickness in the drawing can really be: quite @thin so asnot to defeat the advantages named with respect to a low angleot spraythrow. Should the 'body be inade of a `metal, suoli assteel forexainple, an eye of copper orfbrass whichisrelatively non-corvrodiblemay be employed, the edges of the eye being made to enclose the bodyyand at said opening to protect it from corrosion.

Iclaiin:v i f i. i l. In combination with a sprinkler head Y#including side and top walls and having a singleA central discharge'oriiice in said top wall, a nut' secured in vtheside wall of the head, the aXis'of. whose bore is disposedV atl f right angles to the axis ot said orifice, both "aXesjlying in thesaine plane,fa wall at the Yinnerjend vof said nut lying within the space of Said head and at right anglesto the axis of the boreo'f the nut, said wall being in-V tergral with said nut and arranged parallel I to tlieaxis of the discharge orilice, said vwall being slitted and a portion adjacent the slit being bent outwardly to deflect the stream passing through said slit at an angle to ythe bore of the nut toward the sides ot' L *the head.

2. rIn combination, a sprinkler head iiicluding top and sidewalls and having a single central discharge orilice in said top wall therebeing anvopening in the side wall,

body.

a niit in said opening the axis of whose bore lies in-'the saine plane with the axisk 'of the said o'rilice, said nut having a circuinl'e'rential iiangel adapted to,r seat upon* the innervsidev of the-wall at said opening,`

said nut` having a free end e'xteiidingoutward Vfrom `said liangeV outside the wall fadaptedvto be spread and clamped u-poii the opposite side oi the Vwall to enclose the metalr atr said opening between'vs'aid end and said tlaiige,' said vnut having` anz integral wallatl its iiiiieiend substantially atfright angles to the axis of its bore extending into the sprinkler head and slitte'd `and a portion' adjacent .the `slit being vbent outwardlyl at anangle to deflect avviater stream at an anglek to the bore of thevniitrin passing.

through said slit, and toward the sides of said head. n i 3. In combination with a A.sprinkler head 4including a top wall having a central discharge Vorilice'andl a side. wall having an lone end,` onel at eachside of the said yside wallfadapt'ed to clamp said yvvall between them,v said nut-,also having a wall Vat itsV other end lying within the body in a plane at right angles to the bore offl'hesaid nut adapted to receive a packing ring upon it,said wall inward from the portion re` ceiving said ring being partially severed to create a detlecting member, said member being extended into the body at an angle to the axis of the said bore adapted to direct a water st reain toward side walls of said Intestiinony whereof I alix iny signature;

LEwnN n. manson.A

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