Nov. 12, 1946. J. c. ROCKWELL 2,411,058 COLLAPSIBLE TUBE CLOSURE Filed Jan. 1'7, 1944 I“MI/ffX. . 9/09 \3.: ,é. .H. M Inventor r/o/m/ 67,474 w/v, Foam/EL L By Mm ear/paws; 159M352”: Patented Nov. 12, 1946 2,411,058 UNITED STATES PATENT OFFICE‘ 2,411,058 COLLAPSIBLE TUBE CLOSURE John Calvin Rockwell, Mobile, Ala. Application January 17, 1944, Serial No. 518,605 1 Claim. 1 This invention relates to new and useful im ' provements in closures for collapsible tubes, the (01. 220—'32) 2 packing disk I8 is provided in a pocket IQ of the cap 15 and into this projects a beveled nipple 20 located at the upper end of- the upstanding por principal object being to provide a device which can be readily applied to any conventional col tion [0. ‘ ‘ lapsible tube, to the end that a closure will be A hollow plug 2| is threadedly disposed into provided that will always keep the contents of the depending portion of the cap l5 and contains the tube substantially air-tight and a closure a spring 22 which serves to urge a ball 23 into a which will not have to be disconnected from the recess in the front side l2 of the upstanding por tube in order to permit dispensing of the contents tion ID, thus holding the cap in closed position. of the tube. 10 While the foregoing speci?cation sets forth the Other objects and advantages of the invention invention in speci?c terms, it is to be understood will become apparent to the reader of the follow that numerous changes in the shape, size and ing description. ' materials may be resorted to without departing In the drawing: from the spirit and scope of the invention as Figure 1 represents a fragmentary side eleva 15 claimed hereinafter. tional View of a tube showing the closure. Having described the invention, what is claimed Figure 2 is a fragmentary side elevational View as new is: showing the improved closure in vertical section. A closure adapter comprising a body having a Figure 3 is a cross section taken substantially threaded socket for receiving the threaded neck on the line 3—3 of Figure 4. 20 of a collapsible tube and having a discharge open Figure 4 is a fragmentary sectional view taken ing, a closure for said discharge opening, a hinge substantially on the line 4—4 of Figure 1. pivoting said closure to said body, detent means Referring to the drawing wherein like nu for securing said closure in closed position, said merals designate like parts, it can be seen that discharge opening consisting of an vupstanding numeral 5 denotes a collapsible tube having a 25 porton of said body and de?ning a nipple, and threaded neck 6. Numeral 1 generally refers to recess means in said closure for receiving, seating the improved closure. and closing said nipple, said closure having an’ The improved closure consists of a body 8 hav upper portion entirely surrounding the upper 'ing a threaded socket 9. The body 8 has an periphery of said nipple and a lower portion, U. upstanding portion Ill provided with flat side 30 shaped in cross section, which is cut away on the portions H, II and a rounded front portion l2. hinged side of the closure to embrace the lower The back portion of the upstanding portion III portion of said nipple and said base on three has a vertically extending channel [3 and across sides thereof, said base being cut away within the this is disposed a pin [4 which extends into the cut away portion of said closure, said hinge means side portions of a channeled cap [5. A spring I‘! 35 engaging said closure and said base and posi is located on the pin 14 and serves to normally maintain the cap I5 urged upwardly to an opened position, as shown in dotted lines in Figure 4. A tioned in said cut away portions. JOHN CALVIN ROCKWELL.