US2375430A - Dispensing container - Google Patents

Description

y 4 .J. G. MASON ETAL ,4

DISPENSING CONTAINER Filed April 9, 1942 INVENTORS JAMES G. MASON BUR'ION L. (:Rolfi AC C. GA l ATTORNEYS I Patented May 8, 1945 (-fl],.; f2,375,430f,1.

' J inseam O N R James G. MasonfBurtcnL. Craiggand 2 -.Garvin, Bellevue; Pa.

Application sp ite, 194.2, Serial No. 438,230 1 4 Claims. 4 (01.222-386) IThis inventionrel'ates to dispensing containers, pin 5|, whose head has a convex nether face and consists .in refinements of shape thatafiord, fit in the dished face of the plug;

in a container for such substancesastoilet ream, The paste-receiving space 14 within" the" bowl ready flow of the contained material and free is"shaped to an incomplete annulus, centeredin dom from fouling in consequence of escape o f the the 'axis of the bowl. As here showniFig. ,the

containedv ,materialthrough the seams v qfthe "radius of the are that definesthe inner, margin of closed containenf It isapplicable to containers the annulus is substantially one third the ratiius for dispensing viscous material of any sort. of. the arc of the outer margin; and the" arcv A container of the'invention is shownin the shaped cavity falls short of acompletejannulus 1 accompanying drawing. Fi fwI isfa a vieyv, Ofl'O by an interval of substantially 50. The cover the container in side elevation; Fig. II is a view member 2,whose nether face is, in the imain, in section, on the plane-of meeting of the two plane and in the assembly comes to face -to-fa'ce abody parts; Fig. III is aview in section on the me t'i iwit the u per f c of the wl e ber,

brokenplane indicated bythe line I II- -I;II, Fig. is fprovi'ded with'a downward extendingblock' 2s II;-. Fig. IV is an exploded view of theparts seen"' th n" t e assembly extends v'vithid'and fits inlsection and on the same plane as that of Fig. snugly Within the ah Sp e 4' inthe bowl III; FigwVis a fragmentaryviewin section, on the member. This block 24 is of correspondingflhplane indicated at V-.V, Fig. IV; Fig. vIgi's-a l shap and, as here shown, is of circumferview that, corresponding to .Fig.".V,.i1lustrates, 'a., ential extent corresponding e ihtrvaliifiat modification; and Fig. VIIis a-fragmentary view which he p in h mb f l fi on the'same plane'of section withzFig. III,.and n a c p te mums-that is to'say; 0f illustratesamodification in detail. 1.1; e e t t ofsub tan a e oc 'f-The container of the in'ventiontis of general is q d i nttg w h f en t cylindrical shape and includes a bowl member vI diregtion tummgof the cover 'I- I and-'a 'cover member 2. The bowl member may 25 indicatedby an arrow, Fig. II) -immediatelyFtov beprovided withapedestal II. It is also provided rearward of the Orifice The t g;

with acentral upward extending cylindrical stem cross Section of rounded Outline (there areno i2. The. cover member is centrally perforate with. v a circular orifice 2|; and in the assembly the central stem l2, rising from the bowl member,- extends through the orifice in the cover member. A cap 3 secured to the projecting upper end of the stem l2, securing the cover member in place, permits free rotation of the cover upon the bowl. The union of the cap 3 to the stem I2 is advantageously such that, once made, it can be broken These m atters of shape and proportion are not the destrucpon of the article and thus without purpose. The problem in the construcrefinmg of the contamer may be prevented Such tion of such a container is how to provide forthe istic, it will beremarked (Figs; III" and IV) 'that the-space is of maximum depth at the inner side be placed toward the centre or toward the periphmay even be formed in the bowl member.

square corners), and, subject to that characterof the annulus to which the space is shaped and diminishes in depth to a minimum adjacent the outer-side. of the annulus. The orifice 22 may 85 ery, as is found most suitable for service. It

a union is indicated in the drawing The stem 40 delivery under pressure of the contained material pr?vided with a notch and the and to prevent leakage under pressure of thefconteriorly 1s grooved, as at 3|, and when asse h tained material at the seams, with consequent 15 made of self'ha'rdenmg cement 15 5 fouling of the outer surfaces of the container;

t l s d, and S y 011 hardening effects "In operation, as will be observed on considertegml union of cap and stem" The cover Part 2 ation of Fig. II, the cover member advances in is provided with a delivery orifice 22, and forthis dockwis turning upon t m member; t Orifice removable closure is Pmvided- In V annular body of paste within space M is confined the orifice is shown to extend through a boss that above by t nether face of t cover member rises from the surface of the cover, and the 010- z d t rw rd b t forward face f t sure takes the form of a cap 5 that at its rim block 24. As the cover member turns, block 24 f es the boss; in Fig. VI a p advances, puts pressure upon the contained bodyforate plug 23 is set in an opening formed for of paste, and causes the paste to emerge in a it in the cover; the orifice opens. through the strand through orifice 22, as indicated at P, dished outer face of the plug, and in this plug Fig. I. The cover member 2 meets the bowl is set the closure, in the form of the removable member I over extended surfacesv of contact;

that the pressure of the'block 24 upon the column of material within the space tends to be greatest at the inner margin of the annulus, v and that the displacementfof material under the movement of the block is greatest at the outer margin; and it ,will be perceived: that, in

the space I! ingfdirection outwardlyffromi the innerto the outer margin of the"annulus,-"com pensation is afforded, so that the forceunder inner.,edge toits outer edge. We have iound has viewedinplan, adequate toiinsurefgthe good through a'grea'teri angular range than necessary is disadvantageous, in thatj .it,fcorrespondingly names the angular .extentof thef'spacei Accordingly we definejas 1a ffeaturebf ,"(lllrll l lvel limeeting, of the edge of the e I cover member 1th? (land-the;appliedcap]3 ;}andf.bey rid :Jiheatongueand\groovef25, l 5, at.1 the'.'. 1 iri rence. the ed e of. save ;a d-' b w be ied, asi d a e at 2 a 1. 1v g,

- ,cacenta n rwm it P ris e Yb smaQ suitable materiale f metaliasla t rul an ta-ip consequence of the diminution in the depth of tionsuch'a'block of an angular ext'entoff'suba n the block 24 meets the walls of the space l4 over extended surfaces of contact. It is manifest to interposein the seam between them a facing of friction-enduring material-such, for ex-e ample, as a sheet ofyuIcanite or resin, Such I 1 that a block' 24 with an angular extent 'of 4599 501, v I

effect desired. Manifestlyuto exte'nd thefbIQek formed of glass it will be found'advantageous a facing is indicated at 6, Fig. VII.

We claim. as our invention: 6

-l. Ina dispensing container, for viscous ma-.

terial. comprising a bowl member and a cover 'member assembled for relative rotation and including-in said bowl mlember a space in the form of an incomplete annulus concentric with the axis on which said members are relatively which the paste is ejected is evenlyidistribute'du rotatable, and an outlet for contained material overthe face of the block, and there is, nosu'chconcentration of pressure at any point in the" extent of the edge of the-block 24 asxtolbring about leakage; but rather there is distribution 7 of stress, such as to preventthe occurrence of 1 leakage. As shown in Fig. II, the block 24 increases in circumferential extent from its radially opening f rom the annular space through the body of the so-assembled container; the inven- .tion described herein that comprises a block on said cover member extending into said annular space, said block increasing in circumferential extent from its radially inner edge to its outer edger; whereby as said members are relatively rotated and the block advanced in said annular space to eject contained material f om 's'aidout' let leakage between the meeting surfaces of said block and "said annular space" is leifectively' inhibited. 1 a 2. .A dispensing container for viscous mate'- rial including a bowl member and acover mem- 1 bar; 'the' space within thebowl' -member-being shaped *tothe fraction of "an annulus 'whose radius-at the inner margin is substantially one thirdof that'at'the outer margin,"andth'e coverxmember carrying-a 'block in the form of a: fraction'of an annulus of equal size-and proportions .with -thatjof the space in the bowl member and the inner margin oithe annulus toa point adjacent the outer margin. l I

adapted in the assemblyto extend within 'th'e space in tth'e bowl member, the assembled mem'-- bers being relatively rotatable uponthe common axis of the said annular' parts the :angular extent of thecover-borne' block being substantially minimum.

being of'diminishing depthfrom a point adjacent 1 JAMES Mason 7 'JACKL-C anvm;

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