초록 ▼

Designs and methods are provided for an exemplary sleeping bag system comprising an outer sleeping bag having a first opening including a first zipper closure, a first integral hood including a first face opening, and a foot receiving region opposite said first face opening. The sleeping bag may fur

Designs and methods are provided for an exemplary sleeping bag system comprising an outer sleeping bag having a first opening including a first zipper closure, a first integral hood including a first face opening, and a foot receiving region opposite said first face opening. The sleeping bag may further comprise an inner sleeping bag having a second opening including a second zipper closure, a second integral hood including a second face opening, and a foot receiving region opposite the second face opening. The inner sleeping bag may be connected to the outer sleeping bag by at least two connectors, one of which is proximate the foot receiving region.

대표청구항 ▼

1. A sleeping, bag system comprising: an outer sleeping bag having a first opening including a first zipper closure, a first integral hood including a first face opening, and a foot receiving region opposite said first face opening; andan inner sleeping bag having a second opening including a second

1. A sleeping, bag system comprising: an outer sleeping bag having a first opening including a first zipper closure, a first integral hood including a first face opening, and a foot receiving region opposite said first face opening; andan inner sleeping bag having a second opening including a second zipper closure, a second integral hood including a second face opening, and, a foot receiving region opposite the second face opening, wherein the inner sleeping bag is connected to the outer sleeping bag by at least two connectors, one of which is proximate the foot receiving region, and wherein the first integral hood includes a first drawstring closure, and the second integral hood includes a second drawstring closure, and wherein the respective drawstring closures are rotationally offset from one another about the respective face openings. 2. The sleeping bag system in accordance with claim 1 wherein the connectors are non-metallic. 3. The sleeping bag system in accordance with claim 1, wherein the connectors are selected from the group comprising: fabric straps with snaps; lengths of lace or cord that can be tied together; and fabric straps with buttons. 4. The sleeping bag system in accordance with claim 1, wherein the at least two connectors further comprise connectors proximate the shoulders and top of the head. 5. The sleeping bag system in accordance with claim 1 wherein the outer sleeping bag comprises at least one layer having a first quilting seam, the inner sleeping bag comprises at least one layer having a second quilting seam, and wherein the first and second quilting seams are not in alignment with each other. 6. The sleeping bag system in accordance with claim 1 wherein at least one of the inner bag or the outer bag includes an inner layer having a first quilting seam and an outer layer having a second quilting seam, and the at least one of the inner bag or outer bag is configured so that the first and second quilting seams are not in alignment with each other. 7. The sleeping bag system in accordance with claim 1 wherein one of the first drawstring closure or the second drawstring closure is positioned at one side of the first respective face opening, and the other of the first drawstring closure or the second drawstring closure is positioned at the top of the respective face opening. 8. The sleeping bag system in accordance with claim 1 wherein the first drawstring closure includes a first toggle, and the second drawstring closure includes a second toggle, and wherein at least one of the first or second toggles is tethered to its respective integral hood. 9. The sleeping bag system in accordance with claim 1 wherein least one of the first or second drawstrings closures is formed of an elastic material. 10. The sleeping bag system in accordance with claim 1 wherein insulation in at least one of the inner and outer sleeping bags is distributed non-uniformly based upon heat loss characteristics of a user to provide greater and lesser insulation effectiveness where needed more and less by various portions of the users body. 11. The sleeping bag system in accordance with claim 1, wherein the distribution of insulation in at least one of the inner and outer sleeping bags is optimized for survivability to provide more insulation for the core of the body and less for the legs. 12. The sleeping bag system in accordance with claim 1, wherein each of the first and second zipper closures originates at a respective closed first end and terminates at a respective openable end near the respective first and second face openings, and wherein the first zipper closure at the first closed end extends a length L beyond the second zipper closure at the second closed end. 13. The sleeping bag system in accordance with claim 1, wherein an inner lining of one or both of the inner and outer sleeping bags is made from a reflective fabric. 14. The sleeping bag system in accordance with claim 13, wherein the reflective fabric is breathable. 15. The sleeping bag system in accordance with claim 1, further comprising a sleeping pad made of a plurality of flat sections of foam having sides connected to with a flexible material allowing the pad to fold and unfold in accordion fashion. 16. The sleeping bag system in accordance with claim 15, wherein the sleeping pad further comprises one or more straps or elastic loops to hold it in the folded condition. 17. A sleeping bag, system comprising: an outer sleeping bag having a first opening including a first closure, a first integral hood, and a foot receiving region opposite the first integral hood; andan inner sleeping bag having a second opening including a second closure, a second integral hood, and a foot receiving region opposite the second integral hood;a plurality of quilting seams disposed about layers of the inner and outer sleeping bags, wherein adjacent quilting seams are substantially non-aligned, and wherein the first integral hood includes a first drawstring closure, and the second integral hood includes a second drawstring closure, and wherein the respective drawstring closures are rotationally offset from one another about the respective face opening. 18. The sleeping bag system of claim 17, wherein the adjacent quilting seams comprise a first quilting seam in a first layer of one of the inner or outer sleeping bag, and a second quilting seam in a second layer of the same one of the inner or outer sleeping bags. 19. The sleeping bag system of claim 17, wherein the adjacent quilting seams comprise a first quilting seam in a layer of the inner sleeping bag, and a second quilting seam in a layer of the outer sleeping bag. 20. The sleeping bag system of claim 17 wherein at least one of the adjacent quilting seams is non-linear. 21. The sleeping bag system of claim 17, wherein the quilting seams comprise curved seams, angled seams, and seams in geometric patterns. 22. The sleeping bag system of claim 17, wherein the quilting seams comprise a chevron pattern. 23. A sleeping bag system comprising: an outer sleeping bag having a first opening with a first integral hood, the first integral hood including a first face opening and a first drawstring closure; andan inner sleeping bag having a second opening with a second integral hood, the second integral hood including a second face opening and a second drawstring closure, and wherein the respective drawstring closures are rotationally offset from one another about the respective face openings. 24. The sleeping bag system of claim 23, wherein one of it drawstring closure or the second drawstring closure is positioned at one side of the first respective face opening, and the other of the first drawstring closure or the second drawstring closure is positioned at the top of the respective face opening. 25. The sleeping bag system of claim 23, wherein the first integral, hood includes a first drawstring closure including a first toggle, and the second integral hood includes a second drawstring closure including a second toggle, and wherein at least one of the first or second toggles is tethered to its respective integral hood.