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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0520961 (1974-11-05) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 181 인용 특허 : 0 |
Disclosed is a portable structure, a principal utility for which is a tent or the like. The support for the structure typically comprises a continuous loop of a flexible coilable resilient material such as flat spring steel stock. The support is secured to the fabric of the structure at a plurality
A tent comprising a body of flexible, sheet-like material, a closed loop of a flexible, coilable, springy material as a frame member therefor, said frame member being secured to the periphery of said body in a generally saddle-shaped configuration including two opposed smoothly curved upper ends and
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