Composite insulation material

An insulating composite interlining sheet material comprising:

• a substantially continuous internal layer of porous material having a low heat conductivity and high resiliency, said internal layer being of a substantially uniform thickness and consistency and having a composition and thickness such that it is supple and drapable, and said internal layer having first and second surfaces;
• a flexible sheet of liquid impermeable material having a first surface and a second surface, said flexible sheet having a plurality of capillary openings extending therethrough, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character so as to inhibit the flow of fluids through said openings;
• and
• said flexible sheet being adhered to said internal layer at at least spaced intervals so that said first surface of said flexible sheet faces said first surface of said internal layer and said second surface of said flexible sheet faces away from said internal layer so that said apexes of said openings are remote from said first surface of said internal layer.

A heat insulating composite sheet material for garments and the like, said composite sheet material comprising:

• a substantially continuous internal layer of porous material having a low heat conductivity and high resiliency, said internal layer being of a substantially uniform thickness and consistency and having a composition and thickness such that it is supple and drapable, and said internal layer having first and second surfaces;
• a flexible sheet of liquid impermeable material having a first surface and a second surface, said flexible sheet having a plurality of capillary openings extending therethrough, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character so as to inhibit the flow of fluids through said openings;
• and
• said flexible sheet being adhered to said internal layer so that said first surface of said flexible sheet faces said first surface of said internal layer and said second surface of said flexible sheet faces away from said internal layer so that said apexes of said openings are remote from said first surface of said internal layer.

A heat insulating garment and the like for heat retention, comprising:

• an outer fabric shell adapted to be disposed to cover a portion of the body of a wearer:
• a composite interlining sheet material for said fabric shell, said composite interlining sheet material including (i) a substantially continuous internal layer of porous material having a low heat conductivity and high resiliency, said internal layer being of a substantially uniform thickness and consistency and having a composition and thickness such that it is supple and drapable, and said internal layer having first and second surfaces, and (ii) a flexible sheet of liquid impermeable material having a first surface and a second surface, said second surface of said flexible sheet being substantially continuously reflective in a direction facing away from said first surface of said sheet, said flexible sheet having a plurality of capillary openings extending therethrough, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character so as to inhibit the flow of fluids through said openings, and said flexible sheet being adhered to said internal layer so that said first surface of said flexible sheet faces said first surface of said internal layer and said second surface of said flexible sheet faces away from said internal layer so that said apexes of said openings are remote from said first surface of said internal layer;
• and
• said composite interlining sheet material being disposed in fixed relation to said outer fabric shell.

A reversible garment and the like for maximizing heat retention when the garment and the like is disposed in a first orientation relative to the body of the wearer and for minimizing heat retention when the garment and the like is disposed in a second reversible orientation relative to the body of a wearer, said reversible garment comprising:

• an outer fabric shell adapted to be disposed in a first orientation to cover the portion of the body of a wearer and in a second reversible orientation to cover the portion of the body of a wearer;
• a composite interlining sheet material for said fabric shell, said composite interlining sheet material including (i) a substantially continuous internal layer of porous material having a low heat conductivity and high resiliency, said internal layer being of a substantially uniform thickness and consistency and having a composition and thickness such that it is supple and drapable, and said internal layer having first and second surfaces, (ii) a flexible sheet of liquid impermeable material having a first surface and a second surface, said second surface of said flexible sheet being substantially continuously reflective in a direction facing away from said first surface of said sheet, said flexible sheet having a plurality of capillary openings extending therethrough, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character so as to inhibit the flow of fluids through said openings, and said flexible sheet being adhered to said internal layer so that said first surface of said flexible sheet faces said first surface of said internal layer and said second surface of said flexible sheet faces away from said internal layer so that said apexes of said openings are remote from said first surface of said internal layer and so that said second reflective surface of said flexible sheet serves to decrease the emissivity of said composite sheet material and reduce the conduction of heat in a direction away from said second surface of said internal layer twoard said first surface of said internal layer;
• and (iii) the surface of said composite interlining sheet material which faces away from said flexible sheet of liquid impermeable material b3eing nonreflective;
• and
• said composite interlining sheet material being disposed in fixed relation relative to said outer fabric shell so that said second surface of said flexible sheet is disposed so as to face away from the body of the wearer when said outer fabric shell is disposed in said first orientation to thereby maximize heat retention and so that said second surface of said flexible sheet faces toward the body of the wearer when said outer fabric shell is disposed in said second reversible orientation to thereby minimize heat retention.

An insulating composite interlining sheet material comprising:

• a substantially continuous internal layer of porous material having a low heat conductivity and high resilience, said internal layer being of a substantially uniform thickness and consistency and having a composition and thickness such that it is supple and drapable, and said internal layer having first and second surfaces;
• a flexible sheet of liquid impermeable material having a first surface and a second surface, said second surface of said flexible sheet being substantially continuously reflective in a direction facing away from said first surface of said sheet, said flexible sheet having a plurality of capillary openings extending therethrough, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character so as to inhibit the flow of fluids through said openings;
• said flexible sheet being adhered to said internal layer at at least spaced intervals so that said first surface of said flexible sheet faces said first surface of said internal layer and said second surface of said flexible sheet faces away from said internal layer so that said apexes of said openings are remote from said first surface of said internal layer.

A garment and the like comprising:

• a fabric shell adapted to be disposed to cover a portion of the body of the wearer;
• an insulation layer of porous material having a low heat conductivity and a composition and thickness such that it is supple and drapable, said insulation layer being disposed in fixed relationship to said fabric shell;
• a flexible sheet of liquid impermeable material having a first surface and a second surface, said flexible sheet having a plurality of capillary openings extending therethrough, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character to inhibit the flow of fluids through said openings;
• and
• said flexible sheet being disposed in fixed relationship with respect to said fabric shell and said insulation layer so that said insulation layer is disposed intermediate said flexible sheet and the body of the wearer when said fabric shell is disposed to cover a portion of the body of a wearer, and said flexible sheet being oriented so that said first surface of said flexible sheet faces toward said insulation layer and said second surface of said flexible sheet faces away from said insulation layer so that said apexes of said openings are remote from the body of the wearer when said fabric shell is disposed to cover a portion of the body of the wearer.

A composite sheet material for garments and the like, said composite sheet material comprising:

• an insulation layer of porous material having a low heat conductivity and a composition and thickness such that it is supple and drapable;
• a flexible sheet of liquid impermeable material having a first surface and a second surface, said flexible sheet having a plurality of capillary openings extending therethorugh, each of said openings having a base open to said first surface of said flexible sheet and lying substantially in the plane of said flexible sheet, and an apex extending away from said second surface of said flexible sheet and remote from the plane of said flexible sheet, said openings being of a character so as to inhibit the flow of fluids through said openings;
• and
• said flexible sheet being adhered to said insulation layer so that said first surface of said flexible sheet faces said insulation layer and said second surface of said flexible sheet faces away from said insulation layer so that said apexes of said openings are remote from said insulation layer.