Beverage container with vertically adjustable base

Details Beverage container with vertically adjustable base Beverage container with vertically adjustable base

1995-10-20

1997-07-01

Shoap, Allan N.

Receptacles

Sectional

Telescoping

220 403, 220435, 220469, 220629, 2207105, B65D 806, B65D 2524

Patent

active

056428316

ABSTRACT:
A drinking container is provided having a liquid containing portion and a slidably displaceable sleeve member. The slidably displaceable sleeve member is located adjacent the liquid containing portion. The liquid containing portion has a bottom surface. The sleeve member has a sidewall and a bottom surface. The sleeve member in a first position has its bottom surface spaced apart from the bottom surface of the liquid containing portion a first distance, while the sleeve member in a second position has its bottom surface spaced apart from the bottom surface of the liquid containing portion a second distance. The drinking container preferably has an upwardly projecting wall having at least one engaging member. Additionally, the sleeve member has a plurality of channels formed in its sidewall. The drinking container is formed having a first wall member and a second wall member, such that the sleeve member is retained between the first and second wall members. The liquid containing portion of the drinking container is configured to hold a maximum predetermined volume of liquid, which volume does not change when the sleeve member is displaced from its first position to its second position. The plurality of channels associated with the sleeve member include a first vertical channel, a second vertical channel, an intermediate horizontal channel connecting the two, and a plurality of horizontal retention channels, each of the horizontal retention channels being connected to the second vertical channel.

REFERENCES:
patent: 750632 (1904-01-01), Fisher
patent: 1296742 (1919-03-01), Bevington
patent: 4784112 (1988-11-01), Hayashi
patent: 4928848 (1990-05-01), Ballway
patent: 5044515 (1991-09-01), Straub
patent: 5531353 (1996-07-01), Ward et al.

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