Title: Rechargeable battery heating unit

Abstract: An improved warming container which may comprise either a cup, pot, bowl or the like, and which includes an electric heating element built into its bottom and side walls, the heating element being connected to a rechargeable battery, thermostat and switch located on its underside and which are completely enclosed so to allow the vessel being fully submerged during washing without damage to the electric system.

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Inventors: Fisher, Barbara
Spector, George

Application Number: 564094
Filing Date: 1975-04-01
Publication_date: 1976-01-06
Assignee:
Primary Class(es): 219/441 219/386, 219/435, 219/521
Other Classes:
US Patent Ref:

2277605	Mar, 1942	Palitzsch	219/439.
2516637	Jul, 1950	McCollum	219/433.
2915614	Dec, 1959	Loomis	219/441.
3226528	Dec, 1965	Martin	219/441.
3247360	Apr, 1966	Ponder	219/436.
3277271	Oct, 1966	Hunt	219/268.
3290484	Dec, 1966	Day	219/441.
3432641	Mar, 1969	Welke	219/433.
3482078	Dec, 1969	Milne	219/387.
3549861	Dec, 1970	Trachtenberg et al.	219/441.

Other Refs:
Primary Examiner: Mayewsky, Volodymyr Y.
Assistant Examiner:
Attorney: