Method of apparatus for canning food products

Details Method of apparatus for canning food products Method of apparatus for canning food products

1979-12-26

1981-10-13

Hornsby, Harvey C.

Foods and beverages: apparatus

Cooking

Filled receptacle type

99403, A47J 2708

Patent

active

042941679

ABSTRACT:
A method and apparatus for canning food products in a container whose lid is held on by pressure differential between the interior of the container and the outside atmosphere, in which a pressure cover encloses the upper portion of the container and lid and, with the container, forms an enclosed pressure vessel with internal structure urging the container lid against the upper extremity of the container, and pressure control apparatus for limiting the pressure within the pressure vessel, and a base assembly for engaging the pressure cover and the container.

REFERENCES:
patent: 609856 (1898-08-01), Weck
patent: 676869 (1901-06-01), Bourdeau
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patent: 1174189 (1916-03-01), Smith
patent: 1524623 (1925-01-01), Landrum
patent: 1621132 (1927-03-01), Reinbold
patent: 2457867 (1949-01-01), Chambers
patent: 2555230 (1951-05-01), Ford
patent: 3840686 (1974-10-01), Hurwitz
patent: 3875318 (1975-04-01), Davies
patent: 4051972 (1977-10-01), Botkin

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