EP1044637B1 - Lit à flux d'air - Google Patents
Lit à flux d'air Download PDFInfo
- Publication number
- EP1044637B1 EP1044637B1 EP00107768A EP00107768A EP1044637B1 EP 1044637 B1 EP1044637 B1 EP 1044637B1 EP 00107768 A EP00107768 A EP 00107768A EP 00107768 A EP00107768 A EP 00107768A EP 1044637 B1 EP1044637 B1 EP 1044637B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- air
- mattress
- holes
- central
- intermediate space
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
- A47C21/04—Devices for ventilating, cooling or heating
- A47C21/042—Devices for ventilating, cooling or heating for ventilating or cooling
- A47C21/044—Devices for ventilating, cooling or heating for ventilating or cooling with active means, e.g. by using air blowers or liquid pumps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
- A61G7/05—Parts, details or accessories of beds
- A61G7/057—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor
- A61G7/05784—Arrangements for preventing bed-sores or for supporting patients with burns, e.g. mattresses specially adapted therefor with ventilating means, e.g. mattress or cushion with ventilating holes or ventilators
Definitions
- the invention relates to a bed in which an air flow is carried out in a closed circuit. to improve the well-being of the extended body.
- the bed plan takes flexibility that allows it to deform in anatomical movement, conforming to the profile of the extended body, so as to ensure the functions which, normally are provided by the mattress.
- the mattress is reduced to a mat of a few centimeters, therefore facilitating the innovative application which achieves the object of the present invention, which is to further increase the well-being of rest by eliminating the discomfort caused by variations in the microclimate, such as excessively high or low temperatures, the excessive or too low humidity level, which is established between the cover and the mattress.
- Aim of the invention is to improve the characteristics of the above bed to guarantee the user even better comfort.
- the first bedroom placed in the region of the central part of the bed plan, is provided a vacuum cleaner with low suction height, which ensures the suction of the air surrounding the body at rest, while the second chamber, placed along the two edges longitudinal of the mattress, provides backflow of previously sucked air in the intermediate space.
- the central chamber and the two side chambers are advantageously interposed with filters, humidifiers and thermoregulators which improve the characteristics of recirculating air by adapting to external ambient conditions or to the requirements of the person rests.
- Said chambers will be put in communication, via a plurality of central 5 and lateral 6 'and 6 "holes, with the intermediate space 7 delimited by the cover 8 which covers the body 9 and which is bordered on the sides of the mattress 1.
- a vacuum cleaner 10 which sucks through the plurality of holes 5 made in the central part of the mattress 1, the air which occupies the central part of the intermediate space, practically that which is in contact with the body 9 at rest.
- the sucked air is sent, through the ducts 11 'and 11' ', to the two lateral chambers 4 'and 4 "and from there it returns to the intermediate space 7 through the plurality of holes side 6 'and 6 ".
- the air flow conditions the bed surface even when the blanket is fully applied to the mattress, so that, even in the absence of the intermediate space 7, one can have the same air recirculation or the same air flow.
- microchannels 14 formed on the upper surface of the mattress 1, which connect lateral holes 6 to central holes 5, said microchannels being open at the top so that the air flow is spread between the cover and the mattress or between sheets (see Figure 2).
- the mattress which is an integral part of the air recirculation in a closed circuit, either perforated in the vertical direction in two or more than two separate areas from each other to ensure continuity of flow with separate underlying chambers, and be of minimal thickness to avoid that said air passage holes become blocked with the deformation of the mattress, and also to make the most of the elasticity of the slats.
Landscapes
- Health & Medical Sciences (AREA)
- Nursing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Invalid Beds And Related Equipment (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
- Finger-Pressure Massage (AREA)
- Air-Flow Control Members (AREA)
Description
Claims (7)
- Lit à flux d'air, comprenant des moyens de circulation d'air entre les parties latérales et la zone centrale de la chambre à air ou de l'espace intermédiaire défini par le matelas (1) et par une couverture (8), de manière qu'un flux d'air tempéré puisse atteindre le corps d'un utilisateur,
caractérisé en ce que des trous (5) sont pratiqués en position centrale dans le matelas, de sorte que l'air contenu dans la partie centrale de l'espace intermédiaire (7) délimité par la couverture (8) bordée sur le matelas, située dans la zone du corps étendu, est tout d'abord aspiré vers l'extérieur, et en ce que des trous supplémentaires (6', 6") sont pratiqués dans les parties latérales du matelas, de sorte que l'air est ensuite renvoyé à l'intérieur dudit espace intermédiaire. - Lit à flux d'aire selon la revendication 1, caractérisé par le fait de prévoir au moins deux chambres intercommunicantes disposées au-dessous du matelas perforé, la première chambre (3), placée dans la région de la partie centrale du plan du lit, étant munie d'un moyen d'aspiration (10), qui assure l'aspiration de l'air qui entoure le corps au repos, tandis que la deuxième chambre (4', 4"), placée le long des deux bords longitudinaux du matelas, assure le refoulement en retour de l'air précédemment aspiré dans ledit espace intermédiaire.
- Lit à flux d'air selon une ou plusieurs des revendications précédentes, caractérisé par le fait de prévoir, dans le conduit de liaison entre les chambres, la chambre centrale (3) et les deux chambres latérales (4', 4"), des filtres, des humidificateurs et des thermorégulateurs (13) qui améliorent les caractéristiques de l'air en recirculation, en les adaptant aux conditions ambiantes extérieures ou aux exigences de la personne qui repose.
- Lit à flux d'air selon une ou plusieurs des revendications précédentes, caractérisé par le fait qu'au-dessous du matelas (1), de faible épaisseur et supporté par les lattes (2), sont ménagées une chambre centrale (3) et deux chambres latérales (4', 4") qui s'étendent longitudinalement sur toute la longueur du matelas, sauf dans la zone d'appui de l'oreiller, lesdites chambres étant mises en communication, par l'intermédiaire d'une pluralité de trous centraux (5) et latéraux (6', 6"), avec l'espace intermédiaire (7) délimité par la couverture (8) qui recouvre le corps (9) et qui est bordée sur les côtés du matelas, cependant que, sur la chambre centrale (3), est monté au moins un moyen d' aspiration (10) qui aspire, à travers la pluralité de trous (5) pratiqués dans la partie centrale du matelas, l'air qui occupe la partie centrale de l'espace intermédiaire, pratiquement celle qui est en contact avec le corps (9) au repos, l'air ainsi aspiré étant envoyé, par des conduits (11', 11'') dans lesquels sont intercalés des appareils conditionneurs (13), aux deux chambres latérales (4', 4") et revenant ensuite dans ledit espace intermédiaire à travers la pluralité de trous latéraux (6', 6"), en engendrant de cette façon un flux d'air continu (12) qui atteint le corps d'un utilisateur.
- Lit à flux d'air selon une ou plusieurs des revendications précédentes, caractérisé par le fait que le flux d'air (12) est aussi présent lorsque la couverture (8) est entièrement appuyée sur le matelas (1), c'est-à-dire en l'absence de l'espace intermédiaire (7), des microcanaux ouverts (14) qui relient des trous latéraux (6) à des trous centraux (5) étant prévus sur la surface du matelas.
- Lit à flux d'air selon une ou plusieurs des revendications précédentes, caractérisé par le fait que le flux d'air (12) peut circuler dans les deux sens opposés.
- Lit à flux d'air selon une ou plusieurs des revendications précédentes, caractérisé par le fait que le matelas (1), constituant une partie intégrante du système de recirculation de l'air en circuit fermé, est perforé dans la direction verticale dans deux ou plus de deux zones distinctes (5, 6) pour assurer la continuité du flux avec les chambres sous-jacentes (3, 4), et est d'une épaisseur minime, afin d'éviter que lesdits trous de passage de l'air se bouchent avec la déformation du matelas, et afin de profiter au maximum de l'élasticité des lattes (2) de soutien.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1999VI000070A IT1307083B1 (it) | 1999-04-14 | 1999-04-14 | Letto con flusso d'aria. |
ITVI990070 | 1999-04-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1044637A1 EP1044637A1 (fr) | 2000-10-18 |
EP1044637B1 true EP1044637B1 (fr) | 2004-01-07 |
Family
ID=11427008
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00107768A Expired - Lifetime EP1044637B1 (fr) | 1999-04-14 | 2000-04-11 | Lit à flux d'air |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1044637B1 (fr) |
AT (1) | ATE257349T1 (fr) |
DE (1) | DE60007582T2 (fr) |
IT (1) | IT1307083B1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2384671B1 (fr) * | 2010-05-04 | 2013-11-06 | Yos Soetanto Theosabrata | Assemblage de cadre de lit |
US20150074905A1 (en) | 2012-04-17 | 2015-03-19 | Climazleeper Holding Aps | Means of transport with battery driven cooling of a sleeping driver |
DE102022132769A1 (de) | 2022-12-09 | 2024-06-20 | Miele & Cie. Kg | Matratzensystem |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4847933A (en) * | 1987-11-19 | 1989-07-18 | Bedford Peter H | Support pad for nonambulatory persons |
US4939804A (en) * | 1989-07-24 | 1990-07-10 | Grant William N | Bed ventilating apparatus and method |
US5882349A (en) * | 1995-12-26 | 1999-03-16 | Geomarine Systems, Inc. | Patient moisture control support surface coverlet |
IT1302469B1 (it) | 1998-12-03 | 2000-09-05 | Claudio Crestani | Rete a doghe per il supporto del materasso |
IT1308131B1 (it) | 1999-02-19 | 2001-11-29 | Claudio Crestani | Supporto elastico bilanciato da applicare su reti a doghe per letti. |
-
1999
- 1999-04-14 IT IT1999VI000070A patent/IT1307083B1/it active
-
2000
- 2000-04-11 EP EP00107768A patent/EP1044637B1/fr not_active Expired - Lifetime
- 2000-04-11 DE DE60007582T patent/DE60007582T2/de not_active Expired - Fee Related
- 2000-04-11 AT AT00107768T patent/ATE257349T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ITVI990070A0 (it) | 1999-04-14 |
DE60007582D1 (de) | 2004-02-12 |
DE60007582T2 (de) | 2004-12-16 |
IT1307083B1 (it) | 2001-10-23 |
EP1044637A1 (fr) | 2000-10-18 |
ATE257349T1 (de) | 2004-01-15 |
ITVI990070A1 (it) | 2000-10-14 |
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