4375184 Apparatus for heating foods, such as french fried potatoes

New Patents

Joseph A. Ciarlei; William Jennings; Curtis Tobin; assigned to Carrier Corporation 4O ~0

.~

75

21 23 ,~ t " "

"/

19 211

! ~ k - . ZO 22

./"

A multiple position leg assembly for a heat exchange unit is disclosed. A support surface has a pair of slots which coact with a leg such that the leg has a shipping position wherein it does not extend beyond the bottom of the unit and has a support position wherein it is securely fastened in the slots of the support surface to maintain the unit a plreselected distance from a mounting structure. The leg is designed such that internal forces act to secure narrowed portions of the leg in the slots to provide a secure support for the unit.

4375184

365

Apparatus for heating food, such as a serving of partially or fully precooked french fried potatoes supplied in a refrigerated or frozen state and requiring heating for being eaten, comprising a blower for blowing air, a heater for heating the air, a support for holding a receptacle containing the food in position for heating of the food by the heated air, and a system for causing the air to sweep through the receptacle and blow over and around the food in the receptacle for rapidly heating the food solely by the air. And a method of heating the food involving maintaining a receptacle holding it in a stream of high-velocity heated air and constraining the air to sweep through the receptacle and over and around the food in heat exchange contact with the exposed surfaces of the food.

4375154 AIR HEATING SYSTEM John J. Primeau

! fN

-

APPARATUS FOR HEATING FOODS, SUCH AS FRENCH FRIED POTATOES John Gilliom; assigned to UMC Industries Inc.

.sJ

tt

$

.'J

t:

!1.4

"r

'

A self-starting,, fuel-fired, air heating system including a vapor generator, a turbine, and a condenser connected in a closed circuit such that the vapor output