US1349543A - Edward m - Google Patents

Description

E. M` ADAMS. DISPENSlNS PUMP AND MIXER.

APFLlCATlON FILED AFR- 29, 1919.

Patented Aug. 10, 1920.

T all whom V25 may 'concern 'l Y y-Nifwv YORK, N. Y.l

Beit knownthat I, EDWARD and State New York, haveinvented certain new anduseful Improvements in Dispensing- Pumps and Mixers, of which theiollowing a specification.'

' and especial This invention relates to apparatus for'dispensing beverages, such as usedfwith sodaf VVfountains andr the. "likeff The device ises-v "f pecially adapted for'use with a' compara. tively thin beverage such as milk,' especially f milk that contains a considerableportion of` cream, tha t requires toV be agitatedf before f it is pumpedjloutgsofthat the millrjandcreamf will be uniformly mixed vin ltl1 e container, ly at that Vpart .from which it is delivered..

One vobj ect off 1the present 'invent ion is gto j providev an improved ormofpump purpose, thatwill be simple .in 'it's t o ns't'ruc- Vtion and operation, so that thepartszengaged can bereadilvtaken apart forf] 1 fppasses andis guidedg A coil spring 24 sur- A furtherpbje'ctv of l the invention lis' to by the .milk

cleansing.

provide in. :connection with a dispcnsing 5 pump, of the character in whichfthepump a cover platefa mixer that canbejoperated from a member projecting/ up .through the' cover plate, lthat will'serve .toagitateffthe ot' the pump members.

`ybeverage previous Ato the operationT ofthe pump, and therefore is operable independent f In the accompanying `angle. to the viewin Fig. 1..

Fig. 4 shows theiarm1 thatffcontrols the v` f pumpcylinder until th'elock nut 26-strikes 100' lthe .top of theguide sleeve 2 0. .The valve 13 remaining closed, the Huid in the pump cyl- Fig. 3 is ahorizontalsection above "sleeve21 and piston rod`18 will be depressed,

As set forth herein,` y.de-

, notedA v'generally" by 4 is'. suspended .'from, a

and a pipeffon the other side,f that pas ses upwardly (through. the cover plate, and a curved portion 8v .at thetop', through which;

the fluid forced upwardly bythe pumpin .the pipe 7. will ndexit.

The-pu' p as sho-Wa @alpages Cylinder j Specification of Letters Patent. j I

M; ADAMS, a citizen of the'United Statesfand a resident Y of New York city, in the county of New York slide. upwardlyl yona bolt 14 secured to the "disk11ly The base 10 has any extension 15 drawing showing. one f. Vembodiment of my "invention, Figure. 1 is a vertical section through the structur e. 1

" Fig. v2 is an `elevation' lofthe upper portion f only, on a reduced scale, .taken at a' right" :abracket secured tothe cover plate. From 'this construction it will understood that a being closed bya bottom disk 1 1, that screws into'the'baseflO. Thisv base has openings 12 .EDWARD M. ADAMsor'nnw Yonmufx... Assrsnoaroflvioners rnrrsoaf'orntedAug.1o,192o. ifAppuatin*sled-Amies, i919.y serial No; 293,434.

secured'to an'annularkbase 10, thella'tter( l 'normally closed by adisk valve 13, thatcan f extending outwardly 'and upwardly, and"y ,thawing that thereby",communicatesv with thelfowerportion of thepump cylinder. Ony

the opposite side fthe base 10 has' anfear'y 16 t inwhich the'supporting rod 6 `iss'ecu'red; by

which :means .the :j base with the coverfplate 5.

rigidly connected.y

"Ay piston 7 slides v inthe rcylinder 9,'fand' has its'piston rod 18 secured thereto, profjectin'g .upwardly throughthe cover 5. This" vl` cover hasa dome portion-l9fprovided with i ashort guide sleeve-20, adaptedtof receive` asleevev 21 connected with the ypiston rod.l

sleeve22 is securedlto'the dome19 and exftendsdownwardly from the cover, V)with a smallfopening'in thebottom 23 of this `-"sleeve', through which the pistonrod 18,

.rounds t h`e"piston rod inside of the sleeve' 22, with" its lower "endl engaging the bottom 23: This springitwilrbe seein extends upvv vardly into thesleeve 2 1, andengages atop;

wall'` 25 injthis upper sleeveLf' The tension' parallel .spacedapertured jaws. 3A lever 28 vis pivoted in 'these jaws, and its 'lower end is hingedfto a vlink29 that isz hinged on 'I when .the handle Ais swung #downward the y and .move ja piston 17 down Vthrough the..

inder `will beforced .through the-pipe compressedf-coilspring 24v willraise the pistonrod( and handle, and the piston will 7L When the handle is. released, vthe now :lease tlleeol spring l.wmild return .the-pieten rod and piston to former position lVhen it is desired to clean the pump, the bettoulfliek 1.1 .le eulplyuueereued .tem the ,base frame :15, earrying the valve i3 with it, and l these ,members can be `readily eleansed,

andthe .bottom replaced. lt willbe further seen that rthe piston d8 is solid :and v.Contains lnovalve, Jandthe only valve employed is :the

. .one in .the lieulovalolev .bottom .Where ldevee of .this .character `is used .Eer a ,beverage .that twill lseparate readily,

:Such .es-.milk Containing e .proportion .of ,creaim it is necessary .to .oause agitation .of ,the beverage to .produce a uniform .n nxture, l.especially in ,the lower .part .ofthe `container where the fluid enters the pump. And .it is further .advisable to Cause tl1 e1uX.u-g.fpror .to euv .moverueutef :the pump pieton.` Eer -tlue purpose .ll provide .e mixer arranged @operate between the pump `Cylinder .and

;.the cover, and which can he manipulated from above the cover gelate., .enflfridepeudent ,of the piton rod movement. I show a 4mixer Eiuthe form .et a -dekl tvthfan blades 32. This mixer has a central opening through which the ,piston rod 1 8 pro-jects, `and is iiurthe;` shown las having reeesses, B, where- ,by ,the opposite `blades .are guided by .the Vupright supporting `I nemb'ers 6 and .7. As .Shown I ,provide a threaded Ilauged Sleeve .3.5 that surrounds the pieton roel 18 aud re- ,eeives the apertnred ,disk 31. A f tl'ireaded washer 3.6 .engages the `sleeve .to Vseetme .the

V@liek .thereonarm 37 has a'riug por- Y .filon 40 .that engages L elle Sleeve 35, yand is held gthereon :bythe threaded kwasher or lnut 36. A ,rod 38,A having `a yhead 39 at its .upper ,end7 slides opening in ,the oever 5, and at its lower .end is Seeured to the Aarm .37 .by lool( nuts 4l. It will be readily understood .that moving the rod 38 up and down by :its head 39 will move the mixer up and .down .above .the pump @vlinder this means the beverage will be very Astrongly agitated, and the cream that would rise to the top ean he forced downwardly, and a uniform mixture produced. lt will he further .eeen that :the operating lever being supported lov a hinged link as 29., will .give au easv movement .of the `pistou rod ,sleeve 2.1 iu the guide Sleeve .of lthe `-Cover plate, and will not eause a binding movement .therein- :lt will be .furtluer understood that the mixer .een be @Belated entirely independent Iof the Y QSOIl .O f the pllmmSO that at each .use of .the Pump to'vvthdraw .the beverage the .fluid eau be first thoroughly ruXed.

W hat claim is 1. ln Combination with a dispensing pump Comprising .a .oo ver plate, Va lpump-eylinder,

pai-r of Cylindrical members rigidly supporting the cover elevated some distance hbove xthe vpump cylinder, a piston workingr "in the pump cylinder, a piston rod for the .-.piston..proj eeting upward through the hover, a Amixer guided -to `slide upon the piston rod up and down and independent of the piston rod movemenhandabar s lidableithrough the @over and fast to saidmixer at dts lower end, whereby `to move Xthe .mixer up. .and .down independent .of ,themovement of l.the piston and pistonl rod, said mixer being gudedby said supporting members.

2. In combination with adispensing pump comprising a cover plate, a .puIn-pylinder, a pair of eylindrioal members,rigid-lT Supporting ,the cover elevated some distaneeahove the pump V`Cylinder', .a piston working .in `the pump cylinder, a piston rod for the piston Projecting upward .through `fthe rover, a mixer ,having ian blades and `a `central .opening, a threaded sleeve in .the mixer opening vand slidable freely on Athe piston rod, .an .arm having an :apertured .end .portion engaging .said sleeve., ia threaded washer .on ,the .threaded sleeve to' clamp the arm on lthe vslee-ve, and ,a bar slidable in ,the ,cover plate `rwith its .lower end. Aseeured to said arm., Awhereby the mixer Can be operated from above the .cover plate and mdependent of :the piston'movement. Y v

Tn combination with a dispensing pump @omprising a .Cover fplate, a pump Cylinder, a

pair 4of Cylindrical members rigidly .supmn'ting the cover .elevated ,some Adistance .above the Dunno A.c-,vlinden a piston working .the pump cylinder, ,a piston 4rod for vthe piston projecting upward through `the ,covero a "mixer having fan blades and a ,oentral .opening. a threaded sleeve in ,the mixer .opening `and yslid able freely `on the .piston rod, Iarm having an apertured `end ,portion engaging said sleeve. a .threaded wash-@ron the ith-readed sleeve to ,clamp the .arm on the sleeve, and ia `bar sljdable in the .oever plate with its lower ,end secured to said arm. where- Ylay .the mixer `can be .operated from `above the cover plate and independent of the piston movement. said .disk bein-9, guided b v said cylindrical supporting members. l

u, 4, The ,combination of a @over plate 'hav- 1 ng a central opening and a guide sleeve pro- -ieotlng upwardly therefrom, a pump eylinder, a pair .of o vlindrieal members supportthe cover plate elevated from the eylinder, a ,piston working in ,the .c vlinder, a piston rod projecting lup from the. piston ,through l.the guide sleeve, a sleeve .extend- `lng.downward from the guide sleeve ,and having a small opening in its bottom through which the piston rod travels, ,a coil-spring around the .piston rod seated in the lsaid V1,34e43 y ci? c y, y. y as sleeve bottom and projecting upwardlyf through both said sleeves, e sleeve member freely slidable in the said guide sleeve and having a top portion With a reduced opening surrounding the piston rod,V said coil y spring having its upper end seated in saidy latter sleeve top tending to orcevsaidsleeve upwardly, said piston rod havingits upper f i i end.fseeuredfirzoksaid slidable sleeve, where-yy j .by depression of the rod` andsleeve will eoln-A *'10 f PFGSS; thecoil springvk and depress the piston*y in the pump cylinder. Signed at New Yo 28th, 1919. i

EDWARD M. ADAMS` l i *rk-City, NY.v on, April f I

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