Abstract: A self-cooling packaging comprises a cavity forming a heat exchanger (20) and containing a refrigerant liquid and the vapour thereof and a cavity forming an adsorption chamber (30) for pumping of said vapour. The packaging also includes connection means (40) provided in a common wall (25) of said cavities (20, 30), said connection means comprising a check valve (42), and actuating means (45) disposed on the side of the adsorption chamber cavity (30) and adapted to open the check valve (42) to an initial position inside the heat exchanger cavity (20). The packaging further comprise spring means (43), the check valve (42) being adapted to progressively reach a fully open position under the action of said spring means (43). The invention makes it possible to realise a progressive opening of the check valve inside the heat exchanger cavity.

Abstract: The invention concerns a portable cooling device for personal care products comprising a thermoelectric element (1) and means for thermally contacting (2) a dose of product to be cooled with the thermoelectric element. The inventive device is adapted to be used for applying a personal care product, such as cosmetic products, requiring to be rapidly and greatly cooled immediately before being applied to the skin.

Abstract: The invention relates to a liquid/gas state separating device capable of separating the molecules of vapour (V) of a liquid evaporating under the effect of a partial vacuum (31) maintained by pumping means from drops (L) of said liquid carried along by the flow of vapour (V), characterised in that it comprises a vapour deflector (50) and a drop collector (60), the vapour deflector (50) imposing at least one sudden change of direction on the flow of vapour (V).

Abstract: Devices and methods are set forth for providing a product dispenser comprising a refrigerating cavity designed to receive the product to be distributed in order to cool it down before its expulsion for use by a consumer.

Abstract: A self-refrigerating packaging item comprising a glass bottle (1), forming a first cavity (10) containing a product that is to be refrigerated, a second cavity (20) forming an evaporator and containing a refrigerating liquid and the vapor thereof, and a third cavity (30) containing means for absorption pumping of the vapor; and means (40) enabling communication between the second and third cavities (20, 30). The first and second cavities (10, 20) have a common metal wall (15) forming a heat exchanger and the bottom of the bottle (1). The self-refrigerating bottle has a tight, simple design and can be produced at low cost.

Abstract: A self-cooling package comprises a first cavity (10) containing a product to be cooled, a second cavity (20) forming a heat exchanger and containing a coolant liquid suitable for evaporating under the effect of a depression and a third cavity (30) containing an adsorbent (31) suitable for trapping the coolant liquid vapours. The package also comprises a container (40) suitable for receiving at least the third cavity (30), at least a part of the walls (41) of the container (40) having a thickness of less than 0.15 mm. The package uses a container having a thin wall thickness to receive the adsorbent, which is inexpensive and easy to manufacture. The manufacture of the package is thus simplified and reduced. The container wall thinness also ensures limited heat leakage towards to cooled product.

Abstract: A self-cooling beverage package having a first cavity (10) containing a beverage for consumption, a second cavity (20) forming a heat exchanger and containing a refrigerant liquid and its vapor, a third cavity (30) containing means of pumping by adsorption of said vapor and means (50) of putting said second cavity into communication with said third cavity, characterised in that the third cavity (30) has an external thermal insulation layer (35).

Abstract: A heat exchanger for cooling a liquid comprising a cavity (2) containing a refrigerating liquid capable of evaporation under the effect of a depression maintained by a pump. The cavity includes at least a first wall (21) in contact with the liquid to be cooled, the first wall (21) being substantially conical such that its cross-sectional surface tapers from the base towards the top, and at least a second wall (22) forming the base of the conical shape and incorporating communication (30) between the cavity (2) of the exchanger and the pump.

Abstract: The invention relates to self-refrigerating beverage packaging comprising: a first cavity (10) which contains a beverage; a second cavity (20) which forms a heat exchanger and which contains a refrigerating liquid and the vapour thereof; a third cavity (30) which contains means for the adsorption pumping of said vapour and means of connecting (40) the second cavity with the third cavity. The inventive packaging is characterised in that the second and third cavities are provided with a common wall (25) comprising the built-in connection means, and in that said connection means (40) comprise a check valve (42) which can withstand pressure exerted on the side of the second cavity and which opens under the effect of a force exerted on the side of the third cavity.

Abstract: The invention relates to a cooking appliance (1) comprising a condenser (23) for water vapour (V) generated by cooking and a water evaporator (24) for cooling said condenser. In such a way, the inventive appliance is provided with a device for condensing cooking vapours by cooling a condensation surface by means of water vaporisation. Said invention can be used for deep fryers.

Abstract: An adsorption refrigeration device comprising an evaporator chamber containing a refrigerant liquid that evaporates under the effect of a depression, a connecting device and an adsorption chamber containing an adsorbent capable of fixing the vapors of the refrigerant liquid, wherein the adsorbent is constituted by one or more rigid blocks comprising a plurality of cavities, at least one part of said cavities being feeder cavities capable of diffusing vapors of refrigerant liquid on the adsorbent.

Abstract: The invention relates to self-refrigerating beverage packaging comprising: a first cavity (10) which contains a beverage; a second cavity (20) which forms a heat exchanger and which contains a refrigerating liquid and the vapour thereof; a third cavity (30) which contains means for the adsorption pumping of said vapour and means of connecting (40) the second cavity with the third cavity. The inventive packaging is characterised in that the second and third cavities are provided with a common wall (25) comprising the built-in connection means, and in that said connection means (40) comprise a check valve (42) which can withstand pressure exerted on the side of the second cavity and which opens under the effect of a force exerted on the side of the third cavity.

Abstract: The invention relates to a method of producing packaging, comprising a step involving the assembly of at least two metallic parts. The inventive method is characterised in that said two parts are assembled by means of brazing.

Abstract: An adsorption refrigeration device having an evaporator containing a refrigerant liquid that evaporates under the effect of a depression and an adsorbent capable of fixing the vapors (V) of the refrigerant liquid. The adsorbent is in contact with a heat exchanger containing a cooling liquid that evaporates when the adsorbent (205) is heated, and the heat exchanger includes at least one aperture to the outside atmosphere constituted by at least one hole that limits the flow rate of the vapor of the cooling liquid.

Abstract: A self-cooling beverage package having a first cavity (10) containing a beverage for consumption, a second cavity (20) forming a heat exchanger and containing a refrigerant liquid and its vapour, a third cavity (30) containing means of pumping by adsorption of said vapour and means (50) of putting said second cavity into communication with said third cavity, characterised in that the third cavity (30) has an external thermal insulation layer (35).

Abstract: A heat exchanger for cooling a liquid comprising a cavity (2) containing a refrigerating liquid capable of evaporation under the effect of a depression maintained by a pump. The cavity includes at least a first wall (21) in contact with the liquid to be cooled, the first wall (21) being substantially conical such that its cross-sectional surface tapers from the base towards the top, and at least a second wall (22) forming the base of the conical shape and incorporating communication (30) between the cavity (2) of the exchanger and the pump.

Abstract: The invention relates to a method for manufacturing a self-refrigerating drinks package, characterised in that it includes a step consisting in assembling refrigeration means inside the package, said refrigeration means being composed of a cavity containing a refrigerating liquid able to evaporate under the effect of a negative pressure, means of connecting said cavity to external pumping means by adsorption being provided in the package, partial pressure of the non-adsorbable gases in the internal cavity being maintained below 3 millibar.

Abstract: The invention relates to a liquid/gas state separating device capable of separating the molecules of vapour (V) of a liquid evaporating under the effect of a partial vacuum (31) maintained by pumping means from drops (L) of said liquid carried along by the flow of vapour (V), characterised in that it comprises a vapour deflector (50) and a drop collector (60), the vapour deflector (50) imposing at least one sudden change of direction on the flow of vapour (V).

Abstract: A self-cooling package for beverages that includes a cooling device internal to the package and a connection to a pumping device external to the package. The internal cooling device is formed by a cavity filled with a coolant that evaporates under the effect of a depression.

Abstract: The invention relates to an adsorption refrigeration device comprising an evaporator (2) containing a refrigerant liquid (L) that evaporates under the effect of a depression and an adsorbent (205) capable of fixing the vapors (V) of the refrigerant liquid (L), characterized in that the adsorbent (205) is in contact with a heat exchanger (220) containing a cooling liquid (L′) that evaporates when the adsorbent (205) is heated, said heat exchanger (220) comprising at least one aperture (275) to the outside atmosphere constituted by at least one hole that limits the flow rate (V′) of the vapor of the cooling liquid (L′).