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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0733107 (1976-10-18) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 30 인용 특허 : 0 |
A vacuum bag is established by affixing a raised ribbing inside the boundaries of a solid surface. The raised ribbing forms a closed configuration such as a rectangle or circle. A stretchable material is pulled tautly over the surface and across the raised ribbing. At points along the surface outsid
A vacuum bag like assembly used in making laminated products in which laminates are adhesively secured together, comprising: (a) an air tight base plate on which laminations with their applied adhesives are placed; (b) an air tight upstanding ribbing structure continuously affixed to the air tight b
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