A - Human Necessities – 47 – J
Patent
A - Human Necessities
47
J
A47J 39/00 (2006.01) F25B 17/08 (2006.01)
Patent
CA 2296299
The invention concerns a meal tray trolley (2) wherein the cooling devices comprise each a first container (7, 11) of a gas and a first salt capable of reacting on the gas and a second container (10, 12) of a second reagent capable of reacting on the gas and, if a first solid reagent is provided, with greater avidity to react on the gas than the first solid reagent, communicating with each other through a conduit (8, 13) provided with a valve (9, 14), the first cooling device first container (7) being located in the first zone (4), while the first cooling device second container (10) is located outside both zones, the second cooling device first container (11) being located in the second zone (5), while the second cooling device second container (12) is located outside both zones.
Dans ce chariot à plateaux (2) les dispositifs de refroidissement comprennent chacun un premier récipient (7, 11) d'un gaz et d'un premier sel apte à réagir sur le gaz et un second récipient (10, 12) d'un second réactif solide apte à réagir sur le gaz et, s'il est prévu un premier réactif solide, plus avide à réagir sur le gaz que le premier réactif solide, communiquant entre eux par un conduit (8, 13) muni d'une vanne (9, 14), le premier récipient (7) du premier dispositif de refroidissement étant placé dans la première zone (4), tandis que le second récipient (10) du premier dispositif de refroidissement est placé en dehors des deux zones, le premier récipient (11) du second dispositif de refroidissement étant placé dans la seconde zone (5), tandis que le second récipient (12) du second dispositif de refroidissement est placé en dehors des deux zones.
Kirby Eades Gale Baker
Societe de Constructions de Materiel Metallique Et Electrique -
LandOfFree
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