IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0168352
(2011-06-24)
|
등록번호 |
US-8752683
(2014-06-17)
|
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
5 인용 특허 :
3 |
초록
▼
A piece of luggage including at least one section of a stiff shell material is provided. The at least one section of the stiff shell material defines a first face of the piece of luggage and has at least one corner. A portion of the at least one section has been removed to define at least one notch
A piece of luggage including at least one section of a stiff shell material is provided. The at least one section of the stiff shell material defines a first face of the piece of luggage and has at least one corner. A portion of the at least one section has been removed to define at least one notch proximate the at least one corner. First and second edges of the at least one section adjacent the notch are folded inward relative an inner surface of the at least one section forming first and second sides. The first and second sides define second and third faces of the piece of luggage. The piece of luggage further includes at least one rigid corner piece secured to the first and second sides proximate the at least one notch.
대표청구항
▼
1. A piece of luggage, comprising: at least one section of a stiff shell material defining a first face of the piece of luggage and having at least one corner wherein a portion of the at least one section has been removed forming at least one notch proximate the at least one corner, wherein first an
1. A piece of luggage, comprising: at least one section of a stiff shell material defining a first face of the piece of luggage and having at least one corner wherein a portion of the at least one section has been removed forming at least one notch proximate the at least one corner, wherein first and second edges of the at least one section adjacent the notch are folded inward relative an inner surface of the at least one section forming first and second sides, the first and second sides defining second and third faces of the piece of luggage; andat least one rigid corner piece secured to the first and second sides proximate the at least one notch;wherein third and fourth edges of the at least one section of the stiff shell material adjacent a second notch are folded inward relative the inner surface forming third and fourth sides, the third and fourth sides defining fourth and fifth faces of the piece of luggage; andwherein the at least one section of the stiff shell material is further folded to define a sixth face of the piece of luggage. 2. The piece of luggage of claim 1, wherein the at least one section of the stiff shell material comprises a woven polypropylene thermoplastic composite. 3. The piece of luggage of claim 2, wherein the at least one section of the stiff shell material comprises a plurality of layers of a woven polypropylene thermoplastic composite. 4. The piece of luggage of claim 3, wherein the at least one section of the stiff shell material comprises six layers of the woven polypropylene thermoplastic composite. 5. The piece of luggage of claim 1, wherein the at least one section of the stiff shell material is coated with a surface coating. 6. The piece of luggage of claim 5, wherein the surface coating is a polyester film. 7. The piece of luggage of claim 1, wherein the notch includes a V-shaped portion. 8. The piece of luggage of claim 1, wherein the notch includes a U-shaped portion. 9. The piece of luggage of claim 1, wherein the notch includes an arcuate portion. 10. The piece of luggage of claim 1, wherein a portion of the notch has a substantially semicircular portion furthest from the at least one corner. 11. The piece of luggage of claim 1, wherein the first side is secured to the second side by stitching together the first and second sides proximate first and second edges of the notch. 12. The piece of luggage of claim 11, further comprising a reinforcement corner piece of the stiff shell material overlapping the first and second edges of the notch and secured to the first and second sides. 13. The piece of luggage of claim 1, wherein a second section of the stiff shell material defines a seventh face of the piece of luggage, the second section of the stiff shell material having four edges folded inward relative an inner surface of the second section to form four sides, the four sides each being securable to a respective one of the first, second, third, and fourth sides of the at least one section to further define the second, third, fourth, and fifth faces of the piece of luggage, respectively. 14. The piece of luggage of claim 13, wherein one of the four sides of the at least one section is permanently secured to the respective side of the second section and forms a hinge. 15. The piece of luggage of claim 14, wherein the one of the four sides of the at least one section is permanently secured to the respective side of the second section by a gusset. 16. The piece of luggage of claim 13, wherein at least one of the four sides of the at least one section are releasably secured to at least one respective sides of the second section. 17. The piece of luggage of claim 16, wherein the at least one releasably secured side is releasably secured by a zipper. 18. The piece of luggage of claim 1, wherein the at least one rigid corner piece is further secured to the first face. 19. The piece of luggage of claim 1, wherein the at least one rigid corner piece is secured using fasteners. 20. The piece of luggage of claim 1, wherein the at least one rigid corner piece is secured to the inner surface of the at least one section of the stiff shell material. 21. The piece of luggage of claim 1, wherein the at least one rigid corner piece is secured to an outer surface of the at least one section of the stiff shell material. 22. The piece of luggage of claim 1, wherein the at least one rigid corner piece is secured to an inner fastening piece disposed on the inner surface of the at least one section of the stiff shell material, with the at least one section disposed between the inner fastening piece and the at least one rigid corner piece. 23. The piece of luggage of claim 1, wherein the at least one rigid corner piece is connected to a second rigid corner piece by a support structure. 24. The piece of luggage of claim 23, wherein the support structure is secured to the inner surface of the at least one section of the stiff shell material. 25. The piece of luggage of claim 23, wherein the support structure is secured to an outer surface of the at least one section of the stiff shell material. 26. The piece of luggage of claim 23, wherein the support structure is integral with one or more of the at least one corner pieces. 27. The piece of luggage of claim 1, wherein one of the at least one rigid corner pieces comprises an engagement feature to engage a wheel. 28. The piece of luggage of claim 1, wherein the piece of luggage comprises four rigid corner pieces. 29. The piece of luggage of claim 1, wherein the piece of luggage comprises eight rigid corner pieces. 30. The piece of luggage of claim 1, the piece of luggage further comprising a retractable handle. 31. A method of assembling a piece of luggage, comprising: providing a section of a stiff shell material defining a first face of the piece of luggage and having a corner;removing a portion of the section of the stiff shell material proximate the corner to define a notch;folding first and second edges of the section to form first and second sides, the first and second sides defining second and third faces of the piece of luggage;folding third and fourth edges of the section to form third and fourth sides, the third and fourth sides defining fourth and fifth faces of the piece of luggage;folding the section to define a sixth face; andsecuring a rigid corner piece to the first and second sides proximate the notch.
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