US1765794A - Tubular container for viscous materials - Google Patents

Description

June 24, 1930. A. HIR'II'H a 1,765,794

- TUBULAR counmnn FOR vIscoUs MATERIALS Filed marcri s, 1928 Patented J ne 24,, 1930 UNITE STATES PATENT OFFICE I ALBERT HIRTH, or NONNENHORNonimmnonnnsnin, GERMANY TUBULAR conTMNER FOR viscous MATERIALS I .iipplieat'ion filed March 8, 1928, Serial No.

and forming part thereof a tubular Icontainer embodying my invention 'is'illustrated diagrammatically by way of example. In the drawing 1 is a glass tube fully. open at one end, and partly closed at the other by a perforated bottom 6.} A stopper 3 which may consist of parafline or some other material closely fitting the inner wall of the tube is inserted inthe open end of the tube andcanbe pushed farther into the tube in order to assist in expelling the contents through the hole in the bottom '6. This hole is covered with a small disc 4 of paper, cardboard or some other suitable material, which may be impregnated with some suitable material to render it resistive against the contents of the tube and, if de sired, to make it adhere to the outer wall of the tube surrounding theho1e2. 5 is a protective layer or coating consisting of a suitable lacquer, such as a collodium solution, this layer or coating being formed by dipping the bottom end of the tube with the 259,996, and in Germany March 11, 1927.

If desired,'the disc l may be dispensed with altogether, the film sole closing means.

Various changes may be made in the. details disclosed in the foregoing specification o thus forming-the without departing from the invention or sacrificing: the advantages thereof.

I claim 1. Tubular'container for dispensing vi's cous and pasty materials comprising a-tube, a bottom atone end of said'tube having a hole, a piston-like plug in the other end of 1 said tube and a coherent film of liquid-- i tight cellulosio material extending across and sealing said hole.

2. Tubular container for dispensing viscous and pasty materials comprising a tube, I

a bottom at one end of said tube. having a ho1e,'apiston-1ike plug in the other 'end 7 i of said tube, a closing disc on the outer side of said" bottom covering said hole'and a 00- herent film of liquid-tight cellulosic material extending across and fixing said disc to said bottom so as to seal said hole. I

In testimony whereof I allix my signature.

ALBERT HIRTI-L- disc 4 placed thereon into the solution. The

protective film 5 which is thus formed is not only airtight but also imperviousto'water,

destroying the protective layer 5, removing the disc at and, if desired, pushing the stopper 3 further into the tube 1.' Y

Preferably the capacity of the tube is so chosen as to hold the quantity of the con-' tents which is required for single :use.

Images