Rubber sealed metal vacuum bottle and stopper caps therefor

Details Rubber sealed metal vacuum bottle and stopper caps therefor Rubber sealed metal vacuum bottle and stopper caps therefor

1979-11-06

1982-09-28

Hall, George T.

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

215 13R, 220288, A47J 4102, B65D 2514, B65D 2518

Patent

active

043514510

ABSTRACT:
The invention is directed to a rubber sealed metal vacuum bottle comprising an inner shell and an outer shell; a U-shaped, circular rubber seal positioned between the throat portion of the inner shell and the upper end portion of the outer shell, said rubber seal having a U-shaped, circular metal reinforcing plate fitting therein, which reinforcing plate has two or more evenly spaced holes therethrough; and a circular supporting member fixed vertically between two inclined portions of the bottoms of the inner and outer shells. The invention is also directed to stopper caps for a metal vacuum bottle.

REFERENCES:
patent: 1423463 (1922-07-01), Shaw
patent: 3115981 (1963-12-01), Darmstadt et al.
patent: 4121730 (1978-10-01), Dammer

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