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WO2018033567A1 - Couette et literie - Google Patents

Couette et literie Download PDF

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Publication number
WO2018033567A1
WO2018033567A1 PCT/EP2017/070750 EP2017070750W WO2018033567A1 WO 2018033567 A1 WO2018033567 A1 WO 2018033567A1 EP 2017070750 W EP2017070750 W EP 2017070750W WO 2018033567 A1 WO2018033567 A1 WO 2018033567A1
Authority
WO
WIPO (PCT)
Prior art keywords
duvet
bedding
main sheet
chamber
volume
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.)
Ceased
Application number
PCT/EP2017/070750
Other languages
English (en)
Inventor
Ahmet Ersal Mehmet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2018033567A1 publication Critical patent/WO2018033567A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
    • A47G9/02—Bed linen; Blankets; Counterpanes
    • A47G9/0207—Blankets; Duvets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/18—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by an internal layer formed of separate pieces of material which are juxtaposed side-by-side
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/06—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer mechanically connected, e.g. by needling to another layer, e.g. of fibres, of paper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
    • A47G2009/003—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows with inflatable members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/44—Number of layers variable across the laminate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/20—Inorganic coating
    • B32B2255/205—Metallic coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/416—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/546—Flexural strength; Flexion stiffness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2601/00—Upholstery

Definitions

  • the present invention relates to a duvet and bedding.
  • duvets and bedding exist. However, the present inventor has devised improved duvets and bedding.
  • the present invention provides a duvet comprising an outer envelope which includes first and second main sheet sections, and an insulating material which is disposed between the main sheet sections, wherein one and only one of the main sheet sections includes a thermally- reflective membrane.
  • the outer envelope is formed of a flexible sheet material.
  • the insulating material is sandwiched between the main sheet sections, optionally being stitched thereto.
  • main sheet sections are joined at the peripheral edges thereof by pleats, which allow for separation of the main sheet sections at the peripheral edges thereof.
  • the outer envelope is formed of spunbond olefin sheet.
  • the insulating materia! comprises at least one sheet of a compressible multi-foil insulation material, which comprises layers of foil and insulation, wherein the one or more layers of foil are dis-continuous so as to be air permeable.
  • the one or more layers of foil include apertures, optionally the one or more layers of foil are perforated.
  • the thermally-reflective membrane is substantially impermeable to air.
  • the thermally-reflective membrane is substantially continuous.
  • the thermally-reflective membrane comprises a film.
  • the film is a metallized film, optionally a metallized polymeric film.
  • the outer envelope defines at least one enclosed, airtight chamber.
  • the duvet further comprises a pump unit for adjusting the volume of the at least one chamber so as to regulate a thermal resistance of the duvet.
  • the pump unit comprises a pump which draws air into the at least one chamber so as to increase the volume of the at least one chamber and cause expansion of the insulating material, providing increased thermal resistance, and draws air from the at least one chamber so as to reduce the volume of the at least one chamber and cause the compression of the insulating material, providing reduced thermal resistance.
  • the outer envelope defines a plurality of airtight chambers
  • the pump unit includes a plurality of temperature sensors, each associated with a respective one of the chambers, whereby the volume of the chambers can be separately adjusted.
  • the present invention provides a method of using the above-described duvet comprising arranging the duvet in a first orientation so that the one main sheet section of the outer envelope is a lower surface of the duvet when a user requires a lower thermal resistance and arranging the duvet in a second orientation so that the one main sheet section of the outer envelope is an upper surface of the duvet when a user requires a higher thermal resistance.
  • the present invention provides a duvet comprising an outer envelope which defines at least one enclosed, airtight chamber, an insulating material within the outer envelope, and a pump unit for adjusting the volume of the at least one chamber so as to regulate a thermal resistance of the duvet.
  • the outer envelope is formed of a flexible sheet material.
  • the outer envelope comprises first and second main sheet sections, between which the insulating material is sandwiched.
  • main sheet sections are joined at the peripheral edges thereof by pleats, which allow for separation of the main sheet sections at the peripheral edges thereof.
  • main sheet sections are bonded together at the peripheral edges thereof.
  • the outer envelope is formed of spunbond olefin sheet.
  • the insulating material comprises at least one sheet of a compressible insulation material.
  • the pump unit comprises a pump which draws air into the at least one chamber so as to increase the volume of the at least one chamber and cause expansion of the insulating material, providing increased thermal resistance, and draws air from the at least one chamber so as to reduce the volume of the at least one chamber and cause the compression of the insulating material, providing reduced thermal resistance.
  • the pump is manually operated by a user to provide a desired thermal resistance.
  • the pump unit includes at least one temperature sensor which senses a temperature of one or both of an external environment at an upper surface of the duvet and an internal environment at a lower surface of the duvet, and a controller which controls the pump to adjust the volume of the at least one chamber in response to the one or more sensed temperatures.
  • the controller is set to control the pump to regulate the volume of the at least one chamber to maintain the lower surface of the duvet at a desired temperature.
  • the pump unit is integrated within the duvet.
  • the outer envelope defines a plurality of airtight chambers
  • the pump unit includes a plurality of temperature sensors, each associated with a respective one of the chambers, whereby the volume of the chambers can be separately adjusted.
  • the present invention provides bedding formed of a spunbond olefin.
  • the bedding is a bed sheet. In one embodiment the bedding is a pillow case.
  • the present invention provides bedding comprising a main sheet section and at least one draw string attached to a peripheral edge of the main sheet section, which allows for the main sheet section to be fitted to a mattress by drawing the at least one drawstring beneath a lower surface of the main sheet section and to be drawn closed, providing an enclosed volume, by drawing the at least one drawstring above an upper surface of the main sheet section.
  • the main sheet section is formed of a spunbond olefin sheet.
  • the at least one drawstring extends through at least one channel at peripheral edges of the main sheet section.
  • the at least one channel is formed by an enclosed fold in the main sheet section.
  • the bedding includes a plurality of channels at respective peripheral edges of the main sheet section.
  • the bedding includes a plurality of drawstrings.
  • the bedding is a bed sheet.
  • the bedding is a pillow case.
  • Figure 1 illustrates a duvet in accordance with a first embodiment of the present invention
  • Figure 3 illustrates a fragmentary vertical sectional view through the duvet of Figure 1 in an expanded state
  • Figure 4 illustrates a fragmentary vertical sectional view through the duvet of Figure 1 in a compressed state
  • Figure 5 illustrates a duvet in accordance with a second embodiment of the present invention
  • Figure 6 illustrates bedding in accordance with a first embodiment of the present invention
  • Figure 7 illustrates the underside of a mattress having the bedding of Figure 6 fitted thereto;
  • Figure 8 illustrates the bedding of Figure 6 when tied up using the draw strings
  • Figure 9 illustrates bedding in accordance with a second embodiment of the present invention.
  • Figure 1 illustrates a duvet in accordance with a first embodiment of the present invention.
  • the duvet comprises an outer envelope 2 which is formed so as to define at least one enclosed, airtight chamber 7, an insulating material 9 within the outer envelope 2, and a pump unit 10 which regulates the volume of the chamber 7, as will be described in more detail hereinbelow.
  • the outer envelope 2 comprises upper and lower sheets 15, 17, defining first and second main sheet sections, between which the insulating material 9 is sandwiched.
  • the sheets 15, 17 are joined at the peripheral edges thereof by pleats 19, which allow for movement of the sheets 15, 17 in a generally parallel manner at the peripheral edges thereof.
  • the sheets 15, 17 could be bonded together at the peripheral edges thereof.
  • the outer envelope 2 is formed of spunbond olefin sheet. This material advantageously is very light and allows for the transfer of moisture, but prevents the transfer of liquids which could contaminate the inner insulating material 9.
  • one and only one of the sheets 15, 17, here the first sheet 15, includes a thermally-reflective membrane 20.
  • thermally-reflective membrane 20 is substantially impermeable to air, here air impermeable.
  • the thermally-reflective membrane 20 comprises a film.
  • the film is a metallized film, optionally a metallized polymeric film.
  • the duvet can be orientated to provide for two different levels of thermal insulation.
  • the duvet When the duvet is arranged in a first orientation so that the one sheet 15 of the outer envelope 2 is a lower surface of the duvet, the duvet provides a lower thermal resistance, as heat is not contained within the insulating material 9 thereabove.
  • the duvet When the duvet is arranged in a second orientation so that the one sheet 15 of the outer envelope 2 is an upper surface of the duvet, the duvet provides a higher thermal resistance, as heat is contained within the insulating material 9 thereabove.
  • the outer envelope 2 includes at least one port 23 through which air can pass into and out of the at least one chamber 7 as defined by the outer envelope 2.
  • the one or more layers of foil 9b of the insulating material 9 are dis-continuous so as to be air permeable.
  • the insulating material 9 could comprise at least one sheet of a compressible insulation material, such as Actis Hybrid (RTM).
  • RTM Actis Hybrid
  • Figure 3 illustrates a first, expanded configuration, in which the at least one chamber 7 is inflated, so as to have a larger spacing d l between the sheets 15, 17, which allows the insulation material 9 to expand to fill the available volume, and by virtue of the greater trapped volume of air provides a greater thermal resistance.
  • Figure 4 illustrates a second, compressed configuration, in which the at least one chamber 7 is deflated, so as to have a smaller spacing d2 between the sheets 15, 17, which causes the insulation material 9 to be compressed, and by virtue of the greater trapped volume of air provides a greater thermal resistance.
  • operation of the pump 31 to deflate the at least one chamber 7 acts to vent moisture, which passes into the at least one chamber 7 from the user through the lower sheet 17, to atmosphere.
  • the pump 31 can be manually operated by the user to provide a desired TOG value.
  • the pump unit 10 includes at least one temperature sensor 33 which senses a temperature of one or both of the external environment at an upper surface of the duvet and the internal environment at the lower surface of the duvet, which represents the temperature of the user, and a controller 35 which controls the pump 31 to regulate the volume of the at least one chamber 7, and so the TOG value of the duvet, in accordance with a predetermined protocol, based on the one or more sensed temperatures.
  • controller 35 can be set to control the pump 31 to regulate the volume of the at least one chamber 7, and so the TOG value of the duvet, to maintain the internal environment at the lower surface of the duvet at a desired temperature.
  • the controller 35 can provide for operation of the pump 31 to re-fresh the volume of air in the at least one chamber 7, by a deflation and inflation cycle, so as to expel moisture-laden air from the at least one chamber 7 and re-fill the at least one chamber 7 with fresh ambient air.
  • this operation can be manually triggered by a user. In another embodiment this operation can occur automatically at periodic intervals.
  • the pump unit 31 is powered by a battery 37.
  • the pump unit 10 is integrated within the duvet.
  • pump unit 10 could be remote from the duvet.
  • Figure 5 illustrates a duvet in accordance with another embodiment of the present invention.
  • duvet of this embodiment is very similar to the duvet of the above- described embodiment, and, in the interests of expediency, only the differences will be described in detail, with like parts being designated by like reference signs.
  • the duvet of this embodiment differs from that of the above-described embodiment in that the outer envelope 2 defines a plurality of separate airtight chambers 7a -f, each having an associated port 23a-f, and in that the pump 31 of the pump unit 10 includes a plurality of temperature sensors 33a- f, each associated with a respective one of the chambers 7a -f, whereby the volume of the chambers 7a-f can be separately controlled.
  • desired temperature distributions can be achieved, such as providing for the region adjacent the feet of a user at a lower temperature, or for regions to opposite sides, corresponding to separate users, at different temperatures.
  • Figure 6 illustrates bedding in accordance with a first embodiment of the present invention.
  • the bedding of this embodiment has particular use in hospital or care applications.
  • the bedding is a bed sheet.
  • the bedding could be a pillow case.
  • the bedding comprises a main sheet section 101 and at least one draw string 103 attached to a peripheral edge of the main sheet section 101, which allows for the main sheet section 101 to be fixed to a mattress 105 by drawing the at least one draw string 103 beneath the mattress 105, as illustrated in Figure 7, and to be drawn closed, providing an enclosed volume 106, by drawing the at least one draw string 103 tight above the mattress 105, as illustrated in Figure 8.
  • the at least one draw string 103 can be drawn tight above the mattress 105 and encloses the personal waste, allowing an operative to dispose of the contaminated bedding without any risk of spilling the waste.
  • the main sheet section 101 is formed of spunbond olefin sheet. This material advantageously is very light, but prevents the transfer of liquids which could contaminate the mattress 105.
  • the at least one draw string 103 extends through at least one channel 107 at peripheral edges of the main sheet section 101.
  • the at least one channel 107 is formed by an enclosed fold in the main sheet section 101.
  • the bedding includes a plurality of channels 107, here four channels 107, at respective peripheral edges of the main sheet section 101.
  • the bedding includes a plurality of drawstrings 103, here two drawstrings 103.
  • Figure 9 illustrates a bedding in accordance with a second embodiment of the present invention.
  • the bedding of this embodiment is very similar to the bedding of the above- described embodiment, and thus, in order to avoid unnecessary duplication of description, only the differences will be described in detail, with like parts being designated by like reference signs.
  • the bedding of this embodiment differs from that of the above-described embodiment in that the at least one channel 107 is formed by a plurality of loops 109.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

L'invention concerne une couette comprenant une enveloppe externe qui comporte des première et deuxième parties drap principal, ainsi qu'un matériau isolant disposé entre les parties drap principal, une seule des parties drap principal comprenant une membrane thermo-réfléchissante.
PCT/EP2017/070750 2016-08-19 2017-08-16 Couette et literie Ceased WO2018033567A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1614240.8 2016-08-19
GB1614240.8A GB2556325A (en) 2016-08-19 2016-08-19 Duvet and bedding

Publications (1)

Publication Number Publication Date
WO2018033567A1 true WO2018033567A1 (fr) 2018-02-22

Family

ID=57045667

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/070750 Ceased WO2018033567A1 (fr) 2016-08-19 2017-08-16 Couette et literie

Country Status (2)

Country Link
GB (1) GB2556325A (fr)
WO (1) WO2018033567A1 (fr)

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GB1035490A (en) * 1962-12-04 1966-07-06 Ernest William Sidebottom Thermal insulation material
WO2001084989A1 (fr) * 2000-05-11 2001-11-15 Empa Eidgenoessische Materialpruefungs- Und Forschungsanstalt Dispositif d"isolation thermique en surface, en particulier pour le corps humain
WO2002103107A1 (fr) * 2001-06-16 2002-12-27 Kimberly-Clark Worldwide, Inc. Non-tisses traites
JP3168278U (ja) * 2011-03-25 2011-06-02 株式会社稲心 寝具
WO2012111723A1 (fr) * 2011-02-15 2012-08-23 三井化学株式会社 Tissu non tissé filé-lié
KR200462583Y1 (ko) * 2011-09-09 2012-09-17 권수향 단열 이불

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GB1535316A (en) * 1975-02-12 1978-12-13 Ca Minister Nat Defence Heat-insulating material and inflatable sleeping bag including same
GB2281031A (en) * 1993-04-07 1995-02-22 David Trevor Till Survival blanket
GB2346581B (en) * 1999-01-25 2003-09-10 Secr Defence A material with variable insulation properties
US6910235B2 (en) * 2002-08-29 2005-06-28 Core Enterprise Holdings, Inc. Adjustably insulative construct

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