FR2684281A1 - System for storing and dispensing tray meals with hot and cold food using a trolley connectable to a fixed refrigerating and heating unit - Google Patents
System for storing and dispensing tray meals with hot and cold food using a trolley connectable to a fixed refrigerating and heating unit Download PDFInfo
- Publication number
- FR2684281A1 FR2684281A1 FR9115109A FR9115109A FR2684281A1 FR 2684281 A1 FR2684281 A1 FR 2684281A1 FR 9115109 A FR9115109 A FR 9115109A FR 9115109 A FR9115109 A FR 9115109A FR 2684281 A1 FR2684281 A1 FR 2684281A1
- Authority
- FR
- France
- Prior art keywords
- hot
- trolley
- cold
- refrigeration
- shuttle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
- A47B31/02—Service or tea tables, trolleys, or wagons with heating, cooling or ventilating means
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J39/00—Heat-insulated warming chambers; Cupboards with heating arrangements for warming kitchen utensils
- A47J39/006—Heat-insulated warming chambers; Cupboards with heating arrangements for warming kitchen utensils for either storing and preparing or for preparing food on serving trays, e.g. heating, thawing, preserving
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
- A47B31/02—Service or tea tables, trolleys, or wagons with heating, cooling or ventilating means
- A47B2031/023—Service or tea tables, trolleys, or wagons with heating, cooling or ventilating means being dockable to a stationary refrigeration and heating unit
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B31/00—Service or tea tables, trolleys, or wagons
- A47B31/02—Service or tea tables, trolleys, or wagons with heating, cooling or ventilating means
- A47B2031/026—Service or tea tables, trolleys, or wagons with heating, cooling or ventilating means having warm and cold compartments
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Devices For Warming Or Keeping Food Or Tableware Hot (AREA)
Abstract
Description
SYSTEME DE STOCKAGE ET DE DISTRIBUTION DE
PLATEAUX-REPAS AVEC METS CHAUDS ET FROIDS, UTILISANT UN
CHARIOT ACCOUPLABLE A UNE UNITE FIXE DE RÉFRIGÉRATION ET
DE CHAUFFAGE
La présente invention a pour objet un système pour le stockage et la distribution de plateaux-repas avec mets chauds et froids, utilisant un chariot accouplable à une unité fixe de réfrigération et de chauffage.STORAGE AND DISTRIBUTION SYSTEM OF
MEAL TRAYS WITH HOT AND COLD DISHES, USING A
TROLLEY COUPLABLE TO A FIXED REFRIGERATION UNIT AND
OF HEATING
The present invention relates to a system for the storage and distribution of meal trays with hot and cold dishes, using a trolley which can be coupled to a fixed refrigeration and heating unit.
Ce système est particulièrement destiné à être employé dans les hôpitaux, cliniques et similaires. This system is particularly intended for use in hospitals, clinics and the like.
I1 existe actuellement deux procédés ae distribution de repas en milieu hospitalier:
1". Le procédé en liaison chaude, dans lequel les repas fraîchement cuisinés sont acheminés et conservés chauds jusquaux lits des patients.There are currently two methods of distributing meals in hospitals:
1 ". The hot bond process, in which freshly cooked meals are routed and kept warm to patient beds.
2". Le procédé en liaison froide, dans lequel les repas sont rapidement refroidis dès leur sortie de cuisson. Ils sont stockés au froid et peuvent être distribués le lendemain ou plusieurs jours après leur confection. Ils sont réchauffés ou plus précisément remis à la température de consommation juste avant leur distribution aux patients. 2 ". The cold link process, in which meals are quickly cooled as soon as they come out of the oven. They are stored cold and can be distributed the next day or several days after their preparation. They are reheated or more precisely brought back to temperature consumption just before distribution to patients.
La technique de la liaison froide, pratiquée dans de nombreux hôpitaux français et étrangers depuis 25 ans environ et appliquée dans la présente invention, met en oeuvre des chariots de transport des repas en général volumineux, lourds et peu maniables car ils sont équipés de systèmes de chauffage d'un poids souvent considérable. The cold link technique, practiced in many French and foreign hospitals for about 25 years and applied in the present invention, implements meal transport trolleys, generally bulky, heavy and not very handy because they are equipped with often considerable weight heating.
Ils comportent deux compartiments séparés:
- le premier recevant les plateaux avec les mets froids,
- le second recevant les assiettes, bols, raviers ou barquettes jetables contenant les mets chauds.They have two separate compartments:
- the first receiving the trays with cold dishes,
- the second receiving disposable plates, bowls, bowls or trays containing hot dishes.
Cette disposition des chariots oblige le personnel à séparer les deux composantes des menus lors du chargement des chariots en cuisine, tandis que les serveurs des unités d'hospitalisation doivent reconstituer les plateaux complets après remise en température des plats à consommer chauds. This arrangement of the trolleys forces the staff to separate the two components of the menus when loading the trolleys in the kitchen, while the servers of the hospital units must reconstitute the complete trays after reheating the dishes to be eaten hot.
Cette double manipulation constitue un inconvénient majeur, présentant des risques d'erreurs dans la bonne affectation des régimes diététiques ou des choix individuels des patients. This double manipulation constitutes a major drawback, presenting risks of errors in the correct allocation of dietary regimes or individual choices of patients.
De plus, les chariots de transport, comme tout matériel mobile, sont très malmenés par les utilisateurs. In addition, transport carts, like all mobile equipment, are very badly handled by users.
Ils souffrent considérablement de chocs, de vibrations et de risques d'infiltration d' humidité, lors des opérations de lavage au jet à haute pression.They suffer considerably from shock, vibration and the risk of moisture infiltration during high pressure jet washing operations.
La rapide détérioration des organes électriques et/ou électroniques en est la conséquence. The rapid deterioration of the electrical and / or electronic organs is the consequence.
Le brevet FR 91 09 256, du même inventeur, décrit un système mettant en oeuvre un chariot-navette équipé d'une séparation verticale isolante munie de fentes pour recevoir des plateaux-repas avec mets chauds et froids, séparés par une nervure centrale plane du plateaurepas se glissant dans les susdites fentes en les obturant, les plats chauds étant remis en température au moment des repas grâce à une unité de chauffage fixe dissociée du chariot sur laquelle ce dernier vient s'accoupler. Patent FR 91 09 256, by the same inventor, describes a system using a shuttle trolley equipped with an insulating vertical separation provided with slots for receiving meal trays with hot and cold dishes, separated by a flat central rib from the plateaurepas slipping into the aforesaid slots by sealing them, the hot dishes being reheated at mealtimes thanks to a fixed heating unit separate from the trolley on which the latter comes to mate.
Ce système ne résout que partiellement le problème posé. Le stockage des plateaux-repas doit se faire dans une enceinte supplémentaire capable de les réfrigérer à moins que, comme le suggère le brevet, le chariot lui-même soit équipé d'un groupe frigorifique, ce qui entraîne une augmentation importante de son poids et de son encombrement, ainsi qu'une fiabilité plus faible. This system only partially solves the problem posed. The storage of the meal trays must be done in an additional enclosure capable of refrigerating them unless, as the patent suggests, the trolley itself is equipped with a refrigeration unit, which results in a significant increase in its weight and of its size, as well as lower reliability.
La présente invention a pour objet de résoudre les inconvénients et les contraintes pré-citées en permettant l'utilistion pour le stockage et la distribution des repas, d'un plateau unique avec zone chaude et zone froide, un chariot allégé, peu encombrant, facilement nettoyable au jet d'eau sous pression, assurant les navettes entre la cuisine et les unités d'hospitalisation, une unité de réfrigération et de chauffage, placée à poste fixe dans les offices d'étage des unités d'hospitalisation de manière à éviter les détériorations provoqués par les déplacements, assurant la réfrigération de l'ensemble des mets pour le stockage, puis la remise en température des seuls mets chauds juste avant la distribution. The object of the present invention is to solve the aforementioned drawbacks and constraints by allowing the use for the storage and distribution of meals, of a single tray with hot and cold zone, a lightened trolley, compact, easily cleanable with a pressurized water jet, providing shuttles between the kitchen and the hospital units, a refrigeration and heating unit, placed at a fixed post in the floor offices of the hospital units so as to avoid deterioration caused by movement, ensuring the refrigeration of all the dishes for storage, then the reheating of only the hot dishes just before distribution.
L'invention est constituée par la combinaison, d'une part d'un chariot-navette de stockage et de distribution de repas, équipé d'une séparation verticale isolante munie de fentes pour recevoir des plateaux-repas à deux zones, l'une pour les mets chauds, l'autre pour les mets froids, séparées par une nervure centrale plane du plateau-repas se glissant dans les susdites fentes en les obturant et, d'autre part, d'une unité dissociée du chariot équipée d'une section de réfrigération et d'une section de réfrigération et de chauffage et restant fixe et à demeure dans les offices des unités d'hospitalisation, le chariot-navette étant accouplé à ladite unité durant les périodes de stockage et de remise en température des mets chauds. The invention consists of the combination, on the one hand of a meal storage and distribution trolley, equipped with an insulating vertical separation provided with slots for receiving meal trays with two zones, one for hot food, the other for cold food, separated by a flat central rib of the meal tray sliding in the above slots by closing them and, on the other hand, a unit dissociated from the trolley equipped with a refrigeration section and a refrigeration and heating section and remaining fixed and permanently in the offices of hospital units, the shuttle trolley being coupled to said unit during the periods of storage and reheating of hot food .
Sur les dessins annexés, donnés à titre d'exemple non limitatif d'une des formes de réalisation de l'objet de l'invention:
la figure 1 représente en perspective le chariot-navette vu de l'arrIère,
la figure 2 représente dans les mêmes conditions l'unité fixe de mise en température,
et la figure 3 est une coupe horizontale schématique montrant, à une échelle différente, le chariot accouplé à l'unité de mise en température.In the accompanying drawings, given by way of nonlimiting example of one of the embodiments of the subject of the invention:
FIG. 1 represents in perspective the shuttle-carriage seen from the rear,
FIG. 2 shows, under the same conditions, the fixed temperature setting unit,
and Figure 3 is a schematic horizontal section showing, on a different scale, the carriage coupled to the temperature setting unit.
Le dispositif, figures 1 à 3, est constitué d'un chariot-navette 1 transportant des plateaux-repas 2, associés à une unité fixe 3 de réfrigération et de chauffage fixe. The device, Figures 1 to 3, consists of a shuttle trolley 1 transporting meal trays 2, associated with a fixed unit 3 of fixed refrigeration and heating.
Le plateau-repas 2 est réalisé dans une matière plastique pouvant supporter des chocs thermiques et des écarts de température importants. Sa configuration permet, grâce à deux zones 4, 5 inégales, de loger un menu complet, partie froide et partie chaude, sans avoir à les dissocier. Les deux zones sont séparées par une nervure centrale plane 6 du plateau-repas. The meal tray 2 is made of a plastic material which can withstand thermal shocks and large temperature differences. Its configuration allows, thanks to two uneven zones 4, 5, to accommodate a complete menu, cold part and hot part, without having to dissociate them. The two zones are separated by a flat central rib 6 of the meal tray.
Lors de la confection des plateaux-repas en cuisine centrale, ceux-ci sont complets et conditionnés conformément aux choix des patients ou aux regimes prescrits. When making meal trays in the central kitchen, they are complete and packaged in accordance with the patients' choices or the prescribed diets.
Le chariot-navette 1 est réalisé à partir d'une structure tubulaire légère, recevant des panneaux isolants 7 sur les faces sans portes. I1 est équipé d'une porte avant 8 et d'une porte arrière 9, isolantes également, permettant toutes deux le chargement et le déchargement des plateaux-repas 2. La porte arrière obture l'ouverture faisant communiquer le chariot avec l'unité fixe 3 de mise en température. The shuttle trolley 1 is made from a light tubular structure, receiving insulating panels 7 on the faces without doors. I1 is equipped with a front door 8 and a rear door 9, also insulating, both allowing the loading and unloading of the meal trays 2. The rear door closes the opening making the trolley communicate with the fixed unit 3 temperature setting.
Les portes 8, 9 se replient avantageusement sur les parois contiguës, en position ouverte, pour la distribution des plateaux-repas 2 aux patients. The doors 8, 9 advantageously fold over the adjoining walls, in the open position, for the distribution of meal trays 2 to patients.
Le chariot-navette est divisé en deux compartiments par une cloison isolante 10 verticale réalisée dans une matière spéciale pour résister, elle aussi, aux écarts importants de temmpérature. The shuttle trolley is divided into two compartments by a vertical insulating partition 10 made of a special material to also resist large differences in temperature.
La cloison verticale est dotée de fentes 11 d'une profondeur et d'une épaisseur correspondant à la nervure centrale 6 des plateaux-repas. Ces derniers, lors du chargement des chariots-navettes, sont glissés dans les fentes de telle sorte que la zone froide 5 soit dans le compartiment froid 12 et la zone chaude 4 dans le compartiment chaud 13 du chariot-navette 1. L'épaisseur des plateaux-repas obturant totalement les fentes lorsque le chariot est chargé. The vertical partition is provided with slots 11 with a depth and a thickness corresponding to the central rib 6 of the meal trays. These, when loading the shuttle carts, are slid into the slots so that the cold zone 5 is in the cold compartment 12 and the hot zone 4 in the hot compartment 13 of the shuttle car 1. The thickness of the meal trays completely closing the slots when the trolley is loaded.
Le nombre de fentes 11 pratiquées dans la paroi de séparation correspond à ia capacité du chariotnavette. Des fentes sont pratiquées de part et d'autre puisque le chariot a une porte d'accès à l'avant et à l'arrière. Cet aménagement permet une distribution des plateaux de chaque côté, ce qui est fort apprécié dans les couloirs d'hôpitaux. The number of slots 11 made in the partition wall corresponds to the capacity of the trolley. Slots are provided on both sides since the carriage has an access door at the front and at the rear. This arrangement allows distribution of trays on each side, which is highly appreciated in hospital corridors.
Parvenu dans l'unité d'hospitalisation, le chariot-navette 1 est accouplé à l'unité fixe de réfrigération et de chauffage située à demeure dans l'office d'étage. When it reaches the hospital unit, the shuttle trolley 1 is coupled to the fixed refrigeration and heating unit permanently located in the floor office.
Il suffit pour cela d'ouvrir et de rabattre la porte arriere 9, de présenter le chariot face à l'unité fixe 3 et de le plaquer contre celle-ci. Un verrouillage automatique maintient le chariot dans cette position durant tout le temps de stockage et de remise en température. For this, it suffices to open and fold the rear door 9, to present the carriage facing the fixed unit 3 and to press it against the latter. An automatic lock keeps the truck in this position during the entire storage and reheating time.
L'unité de réfrigération et de chauffage est pourvue d'un joint s'adaptant à l'encadrement de la porte arrière 9 du chariot-navette, de manière à assurer l'étanchéité entre les deux éléments. The refrigeration and heating unit is provided with a seal which adapts to the frame of the rear door 9 of the shuttle trolley, so as to seal between the two elements.
L'unité fixe 3 est divisée en deux sections par une séparation verticale 14. Elles correspondent aux deux compartiments du chariot-navette 1:
- La section dite chaude 15 est équipée de plusieurs ventilateurs 15 et de résistances électriques 17 chauffantes, ainsi que d'un évaporateur frigorifique 18.The fixed unit 3 is divided into two sections by a vertical partition 14. They correspond to the two compartments of the shuttle trolley 1:
- The so-called hot section 15 is equipped with several fans 15 and electric heating resistors 17, as well as a refrigeration evaporator 18.
- La section froide 19 comporte plusieurs ventilateurs 16' et un évaporateur frigorifique 18'. - The cold section 19 has several fans 16 'and a refrigeration evaporator 18'.
Les organes électriques et électroniques, le groupe moto-compresseur 20 et son condenseur sont logés à la partie supérieure 21 de l'unIté fixe sous un capot de protection. The electrical and electronic components, the motor-compressor unit 20 and its condenser are housed at the upper part 21 of the fixed unit under a protective cover.
Pour accoupler le chariot-navette, il surfit d'ouvrir la porte arrière 9 qui fait correspondre et respectivement les compartiments du chariot 1 et les sections de l'unité fixe 3. Le chariot-navette est maintenu verrouillé dès qu'il est plaqué contre l'unité fixe. To couple the shuttle trolley, it opens the rear door 9 which corresponds respectively to the compartments of the trolley 1 and the sections of the fixed unit 3. The shuttle trolley is kept locked as soon as it is pressed against fixed unit.
Durant la pérIode de stockage avant l'heure du repas, l'unité 3 maintiendra les deux compartiments 12, 13 du chariot, donc l'ensemble des plateaux-repas 2, à une température basse de l'ordre de 3"C. During the storage period before meal time, the unit 3 will maintain the two compartments 12, 13 of the trolley, therefore all of the meal trays 2, at a low temperature of the order of 3 "C.
Environ 30 minutes avant l'heure du repas, la production de froid ventilé cessera automatiquement dans la section chaude 15. Un dispositif d'électrovanne et de clapet anti-retour permet d'évacuer tout l'agent frigogène dans le circuit de la section froide 19 qui continue à fonctionner. About 30 minutes before meal time, the production of ventilated cold will automatically stop in the hot section 15. A solenoid valve and non-return valve allows all the refrigerant to be evacuated in the cold section circuit 19 which continues to operate.
Dès que le circuit frigorifique de la section chaude est vidé, les résistances électriques 17 sont mises sous tension et les ventilateurs 16 distribuent alors de l'air chaud dans le compartiment chaud 12 du chariot. Les aliments situés dans la zone correspondante 4 des plateaux-repas sont ainsi portés à leur température de consommation, tandis que les préparations froides situées dans le compartiment 12 sont maintenues à basse température par le système de réfrigération. As soon as the refrigeration circuit of the hot section is emptied, the electric resistors 17 are energized and the fans 16 then distribute hot air in the hot compartment 12 of the carriage. The foods located in the corresponding zone 4 of the meal trays are thus brought to their consumption temperature, while the cold preparations located in the compartment 12 are kept at low temperature by the refrigeration system.
Au terme de la remise en température, le chariot-navette est désaccouplé, ce qui provoque l'arrêt général de l'unité de réfrigération et de chauffage. At the end of the reheating, the shuttle carriage is uncoupled, which causes the general shutdown of the refrigeration and heating unit.
Il est possible d'utiliser deux ou plusieurs chariots-navettes 1 pour une unité fixe 3 de réfrigération et de chauffage 3, afin d'accroître la capacité tout en réduisant les coûts, un chariot se remettant en température pendant le temps de distribution du ou des autre(s) préalablement chauffé(s). It is possible to use two or more shuttle trolleys 1 for a fixed refrigeration and heating unit 3, in order to increase the capacity while reducing costs, a trolley reheating during the distribution time of the or other (s) previously heated.
Le positionnement des divers éléments constitutifs donne à l'objet de l'invention un maximum d'effets utiles qui n'avaient pas été, à ce jour, obtenus par des dispositifs similaires. The positioning of the various constituent elements gives the object of the invention a maximum of useful effects which had not, to date, been obtained by similar devices.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9115109A FR2684281A1 (en) | 1991-11-29 | 1991-11-29 | System for storing and dispensing tray meals with hot and cold food using a trolley connectable to a fixed refrigerating and heating unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9115109A FR2684281A1 (en) | 1991-11-29 | 1991-11-29 | System for storing and dispensing tray meals with hot and cold food using a trolley connectable to a fixed refrigerating and heating unit |
Publications (1)
Publication Number | Publication Date |
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FR2684281A1 true FR2684281A1 (en) | 1993-06-04 |
Family
ID=9419727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9115109A Pending FR2684281A1 (en) | 1991-11-29 | 1991-11-29 | System for storing and dispensing tray meals with hot and cold food using a trolley connectable to a fixed refrigerating and heating unit |
Country Status (1)
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FR (1) | FR2684281A1 (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996035361A1 (en) * | 1995-05-09 | 1996-11-14 | Grandi Rene | Mobile device for preservation and reheating with movable thermal barriers and constant level distribution of hot and cold meal-trays |
WO1997009575A1 (en) * | 1995-09-08 | 1997-03-13 | Grandi Rene | Mobile trolley for distributing hot and cold meal trays having warming-up and refrigeration capacities with self-contained reserve and ... |
US5655595A (en) * | 1996-09-05 | 1997-08-12 | Standex International Corporation | Convection rethermalization system |
WO1997033130A1 (en) * | 1996-03-08 | 1997-09-12 | Grandi Rene | Trolleys for serving hot and cold meal trays |
WO1999003387A1 (en) | 1997-07-16 | 1999-01-28 | Societe De Constructions De Materiel Metallique Et Electrique - Socamel | Trolley comprising a cooling device capable of being used at will by the user and method for providing a hot meal |
FR2766343A1 (en) * | 1997-07-28 | 1999-01-29 | Production De L Aube Soc Ind D | Distribution of meals from trolley in hospitals |
JP2002539412A (en) * | 1999-03-18 | 2002-11-19 | エナシスト、ディヴェラップマント、センタ、エル、エル、シー | Reheating / frozen food delivery system |
EP1817993A1 (en) * | 2006-01-12 | 2007-08-15 | Hubert Goseling | Method for operating a food distribution system and precooling device |
FR2954062A1 (en) * | 2009-12-18 | 2011-06-24 | Equip Restauration Soc Gen | Trolley for dispensing meal trays in e.g. hospital, has circulation unit assuring circulation of air generated by onboard ventilated cold air generating assembly in closed circuit inside closed chamber |
CN107838930A (en) * | 2017-11-09 | 2018-03-27 | 重庆市臻憬科技开发有限公司 | A kind of meal delivery robot |
US11730263B2 (en) | 2021-07-02 | 2023-08-22 | Regethermic Canada Inc. | System for storing and delivering food trays |
DE202022103937U1 (en) | 2022-07-13 | 2023-10-16 | MenüMobil Food Service Systems GmbH | Support device, system and heat generating device for temperature control or heating of food |
EP4306882A1 (en) | 2022-07-13 | 2024-01-17 | MenüMobil Food Service Systems GmbH | Support device for tempering or heating food |
EP4306881A1 (en) | 2022-07-13 | 2024-01-17 | MenüMobil Food Service Systems GmbH | System, method and heat generating device for tempering or heating food |
EP4306880A1 (en) | 2022-07-13 | 2024-01-17 | MenüMobil Food Service Systems GmbH | System and heat generating device for tempering or heating food |
DE102023101910A1 (en) | 2022-07-13 | 2024-01-18 | MenüMobil Food Service Systems GmbH | System, method and heat generating device for temperature control or heating of food |
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US4126775A (en) * | 1975-08-04 | 1978-11-21 | Aladdin Industries, Incorporated | Heated food service system |
FR2386291A1 (en) * | 1977-04-07 | 1978-11-03 | Grandi Rene | Partitioned trays for immediate food consumption - carry hot and cold dishes on large trolley with multiple shelves thermally controlled |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996035361A1 (en) * | 1995-05-09 | 1996-11-14 | Grandi Rene | Mobile device for preservation and reheating with movable thermal barriers and constant level distribution of hot and cold meal-trays |
FR2733890A1 (en) * | 1995-05-09 | 1996-11-15 | Grandi Rene Vincent | MOBILE STORAGE AND RECOVERY DEVICE WITH MOBILE THERMAL BARRIERS AND CONSTANT DISTRIBUTION OF HOT AND COLD MEAL TRAYS |
US5895104A (en) * | 1995-05-09 | 1999-04-20 | Grandi; Rene | Mobile device for preservation and reheating with movable thermal barriers and constant level distribution of hot and cold meal-trays |
WO1997009575A1 (en) * | 1995-09-08 | 1997-03-13 | Grandi Rene | Mobile trolley for distributing hot and cold meal trays having warming-up and refrigeration capacities with self-contained reserve and ... |
US5975202A (en) * | 1995-09-08 | 1999-11-02 | Grandi; Rene | Mobile trolley for distributing hot and cold meal trays having warming-up and refrigeration capacities |
WO1997033130A1 (en) * | 1996-03-08 | 1997-09-12 | Grandi Rene | Trolleys for serving hot and cold meal trays |
US5655595A (en) * | 1996-09-05 | 1997-08-12 | Standex International Corporation | Convection rethermalization system |
WO1999003387A1 (en) | 1997-07-16 | 1999-01-28 | Societe De Constructions De Materiel Metallique Et Electrique - Socamel | Trolley comprising a cooling device capable of being used at will by the user and method for providing a hot meal |
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DE202022103937U1 (en) | 2022-07-13 | 2023-10-16 | MenüMobil Food Service Systems GmbH | Support device, system and heat generating device for temperature control or heating of food |
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DE102023101910A1 (en) | 2022-07-13 | 2024-01-18 | MenüMobil Food Service Systems GmbH | System, method and heat generating device for temperature control or heating of food |
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