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특허 상세정보

Easy shield

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) E04H-015/40   
미국특허분류(USC) 135/127 ; 135/905 ; 135/128
출원번호 US-0966444 (1992-10-26)
발명자 / 주소
인용정보 피인용 횟수 : 35  인용 특허 : 0

A collapsible shield including flat spring frame and flexible sheet material. The frame substantially supporting the sheet material to form a shield. During the folding process for storage, the frames can be formed to a loop configuration by bending and having the ends of each frame held together by any suitable means such as coupling, retaining clip. The loop frames are collapsed by twisting and folding to form a plurality of concentric loop rings and layers of fabric to substantially reduce the size of the shield.


A method of collapsing a shield of the type comprising a fabric cover supported by a frame having at least two flexible coilable flat spring poles; said fabric cover including a plurality of side panels, a floor panel and a plurality of corners, first and second criss-crossing sleeves for receiving said poles, each sleeve defining a passage having at least one open end for continuous insertion of a pole into the respective sleeve; each of said poles having opposed ends positioned at said corners; said method of collapsing comprising the following steps: ...

이 특허를 인용한 특허 피인용횟수: 35

  1. Danaher,Thomas C.. Bed-tent. USP2007027174584.
  2. Thomas R. Swetish. Canopy structure. USP2002046371143.
  3. Zheng, Yu. Collapsible baby play station. USP2014038667626.
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  5. Richins Russell D.. Collapsible frame for light modifying flag. USP1999075924669.
  6. Zheng, Yu. Collapsible sleeping structures. USP2005026848460.
  7. Chu, Wan Sing; Wu, Lai Ha. Collapsible structure. USP2009067552739.
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  10. Zheng Yu. Collapsible structures. USP2001046209557.
  11. Zheng Yu. Collapsible structures. USP1998105816954.
  12. Zheng Yu. Collapsible structures. USP1998075778915.
  13. Zheng Yu. Collapsible structures. USP2000026030300.
  14. Zheng, Yu. Collapsible structures. USP2010047703228.
  15. Zheng, Yu. Collapsible structures. USP2010037682268.
  16. Zheng, Yu. Collapsible structures. USP2004056736740.
  17. Zheng, Yu. Collapsible structures. USP2003086604537.
  18. Zheng,Yu. Collapsible structures. USP2007097267625.
  19. Zheng,Yu. Collapsible structures. USP2006057048654.
  20. Zheng Yu. Collapsible structures basketball goal. USP2001076264573.
  21. Yu Zheng. Collapsible structures having enhancements. USP2002096449147.
  22. Zheng, Yu. Collapsible structures having enhancements. USP2004036714407.
  23. Zheng, Yu. Collapsible structures having enhancements. USP2003056560095.
  24. Zheng, Yu. Collapsible structures having enhancements. USP2005026856504.
  25. Zheng,Yu. Collapsible structures having enhancements. USP2008047365967.
  26. Zheng,Yu. Collapsible structures having enhancements. USP2006047031147.
  27. Zheng Yu. Collapsible structures having overlapping support loops. USP1999085941265.
  28. Zheng, Yu. Collapsible sunshade. USP2013018342226.
  29. Zheng,Yu. Floating assemblies. USP2007047207857.
  30. Lore, Renan; Zhang, Huaimian. Folding sport net with ball return system. USP2014118894511.
  31. Anticoli,Jennifer Cobb; Chandler,LaVonda Lynn. Portable baby tent. USP2007047201177.
  32. Lozano,Juan Jose Campdera. Portable sauna. USP200903D588275.
  33. Trickett,James R.. Spring-loaded folding grill cover device. USP2006127152733.
  34. Zemitis, Martin S.. Tent assembly. USP2013128602044.
  35. Bayerle, Jess J.; Carlson, Edward J.. Vehicle canopy. USP2003056565139.