Claims
- 1. An element for positioning between, on the one hand, a housing for a water reservoir having a mouth portion and, on the other hand, an inverted replaceable water container with said element serving the functions of mounting, sealing and venting, said element being annular and having a base portion, a first relatively heavy sealing and mounting portion extending downwardly from said base portion for entering and snugly engaging an inner wall portion of said mouth portion to provide not only a firm support for the water container but also as a seal, a second relatively thin, flexible and tapered sealing ring portion on said base portion positioned outwardly of said first portion and extending upwardly from said base portion and being the sole means to engage said container, said second portion having a vent apertured portion extending therethrough, a third portion near the periphery of said base portion and extending downwardly therefrom for sealingly contacting a flat surface of said housing for said reservoir, (to engage a portion of the housing in which said reservoir is mounted), said second portion being located between said first portion and said third portion and being joined to said first portion by a relatively thin circular portion, (rigidly supported by said first and said third portion when said water container is positioned to said mouth portion).
Parent Case Info
The present application is a division of our U.S. patent application Ser. No. 494,464, filed Aug. 5, 1974.
US Referenced Citations (4)
Divisions (1)
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Number |
Date |
Country |
Parent |
494464 |
Aug 1974 |
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