Foods and beverages: apparatus – Beverage – Infusors
Patent
1979-10-15
1981-10-06
Bartis, A.
Foods and beverages: apparatus
Beverage
Infusors
99281, 99288, 219296, 219306, 219437, 219441, 417208, H05B 102, A47J 31053, F04B 1924
Patent
active
042928885
ABSTRACT:
A coffee brewing device of the percolator type. Fundamentally, the invention comprises a pot for receiving liquid therein and having positioned at the bottom thereof a cylindrical pump member characterized by an essentially flat top and by a tubular pump chamber of greater radial length than the vertical depth of the pump chamber at the top of the pump member. Six to ten uniform holes or orifices of a total area of between about 0.0258 and 0.043 square inches are provided in uniformly spaced relationship about the bottom of the pump assembly. Received within the pump is a dual element fat-topped heater consisting of a core having two heating element wires wrapped thereabout in a parallel spiraling fashion. The flat top of the pump member is spaced from between 1/16" and 1/8" from the flat top of the heater.
REFERENCES:
patent: 1778926 (1930-10-01), Wiegand
patent: 1782958 (1930-11-01), Dym
patent: 1943386 (1934-01-01), Johnson
patent: 1974676 (1934-09-01), Hubbard
patent: 1976196 (1934-10-01), Sawyer
patent: 2151966 (1939-03-01), Harper
patent: 2515385 (1950-07-01), Wales
patent: 2702337 (1955-02-01), Drumm
patent: 2843720 (1958-07-01), Young
patent: 3129318 (1964-04-01), Morrison
Heir James L.
Wells Alton R.
Wells Robert M.
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