US1077677A - Spout-closure for receptacles. - Google Patents

Description

AQ H. ommss; SPOUT CLOSURE FOR RECEPTAGLES.

APPLICATION FILED APR. 12, 1913.

Patented Nov. 4, 1913.

314mm AZZen/HC'urZiSS, 1 a, 6

' I {1km iiiiiimmmmmr s'rATEs IATENT OFFICE.

SIOUT-CLOSUKE FOR RECEPTACLES.

vided with lateral lugs 14 adapted to snap PatentedNov. 4, 1913.

2. In combination with a receptacle, a

Specification of Letters Patent. 4 Application flied April 12, 1913. Serial No. 760,751. To all whom it may concern: under the edge of said flange, the flat rim Be it known that I, ALLEN H. CURTISS, 15 of said seal restin on the top of ridge a citizen of the United States, residing at 11 and the inclined ace 16 of the down- Conneaut, in the county of Ashtabula and wardly extending conoidal body of said seal 60 State of Ohio, have invented certain new aiiordingspace between it and the inner and useful Improvements in Spout-Closures face of said flange to receive a acking for Receptacles,'of which the following is gasket 17 of rubber or other suitab e coma ifi ti n, v pressible material. When the said plug cap This invention relates to the spouts and is screwed home in the said spout the cush- 65 closures of fluid receptacles, which use reion in the lower end of the former will bear movable plug caps titted into the spout. evenly on the flat top of the rim of said There is usually in such devices a certain seal, holding the latter tightly down on amount of risk that the plug may work loose the ridge 12 of the can top and spreading during the shipment or handling and allow and deforming the said gasket, which is 70 15 the contents to leak from the can. To guard preferably normally of circular cross-secagainst this I combine with the plug cap a tion and of sufiicient diameter to spread as spring seal arranged below the same and arshown in Fig. 1 between the proximate surranged to have the said plug cap bear on it faces of the seal and can top and effectually when screwed home: also a gasket arranged guard against leakage. 75 between the spring seal disk and the top of When some part of the fluid in the can the can and adapted to be compressed and is to be poured out the screw cap is unspread by the action of said cap on said seal, screwed and removed and the seal may then thereby more perfectly closing against leak-- be cut away. Also a removal of the plug age the joint between said seal and said can. may be effected at any time, for permitting 30 In the accompanying drawings: Figure l inspection of said seal. But no removal or represents a vertical section through a spout loosening of the plug, whether intentional and closure embodying my invention, inor unintentional, will dislodge the seal or eluding a part of the top of the can; and have any injurious effect beyond making the Figs. 2, 3 4 and 5 represent detail views of joint of the seal less perfectly and less cer- 35 a part of the can top, the seal, the spout tainly air-tight and liquid-tight, owing to and the plug cap respectively, the withdrawal of compression from the The spout 1 may be of the well-known gasket. After the required amount of liquid coal-hod form shown, having 'a screwhas been poured out of the receptacle, the threaded tubular stem 2. The cylindrical plug cap is reinserted in the spout and will 90 tubular plug cap 3 is also screw-threaded prevent further escape of liquid. at 4, to turn into the screw-threads of said Of course the spout, plug and seal may stem and holds in its lower end a cushion be used as above described, with any recep- 5 of cork or other suitable soft material, t'acle, although for convenience the word which is prevented from moving up too far can has hereinbefore generally been used. 5 40 in said plug cap by a stop consisting pref- Having thus described my invention, what crably of an internal annular bead 6 I claim as new and desire to secure by Letstamped or turned or otherwise pressed inters Patent is: ward above said screw-threads 4. The can 1. In combination with a receptacle, a top 7 has an opening 8 under said spout and spout attached thereto and receiving within 100 the material of said top surrounding said it at the bottom an annular part of the top opening is bent up and down as shown in of said receptacle having an upwardly pre- Figs. 1 and 2, forming an annular soldersented face, a plug cap fitting said spout, a groove 9, which receives the lower edge of spring seal adapted'to close the passage to the spout, permitting it to be soldered theresaid spout and arranged to receive the pres- 105 to; also a raised annular ridge 11, nearer the sure of said plug cap and having a flat anopening 8 than is said groove, and a longer nular part extending over said annular part inwardly inclined and convex annular flange of the receptacle top and a gasket arranged 12, which extends at its lower edge below the between said annular parts of said seal and level of said can-top. A circular metallic said receptacle and adapted to be spread by 110 spring seal 13 of a well known type is prosaid pressure for preventing leakage.

spout attached thereto, a seal closing the 4. In combination with a receptacle, a passage to said spout and engaging said spout therefor having a screw-threaded tureceptacle, a removable tubular plug. bular lower part, a plug cap screw threaded cap within said spout and a cushion of to engage therewith, a spring seal arranged 4 5 soft material fitted into the lower end of to be pressed by said lug cap and packlng 25 said plug cap, the latter being provided with material between said seal and receptacle an internal annular integral shoulder arranged above an upwardly presented face formed in its side wall and serving as a of one of these parts and below a downstop to prevent said cushion from being wardly presented face of the other, in order 10 pressed upward too far within said cap. that it may be expanded radially by screw 30 In combination with a receptacle having home said cap, for ti htening the joint ing a spout, a plug fitting into said spout between said seal and .sai receptacle. to close the same, a spring seal en aging said In testimony whereof, I have signed my receptacle to close said s out an arranged name to this specification in the presence of 15 to receive the pressure 0% said plug and an two subscribing witnesses. I ex ansible gasket arranged under said seal and on the top of a part of said receptacle, ALLEN CURTISS in order that such pressure ma spread said jWitnesses: gasket between said part and te bottom of H. A. TRUESDALE, 20 said seal to make a water proof joint. K. W. CowDEN.

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