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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0286796 (1981-07-27) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 8 인용 특허 : 2 |
A cover plate is provided for an access opening in a plate structure that forms part of a housing. The cover plate has a rod at one end thereof that has opposite ends bent toward the plate structure and engaging the internal surface of the plate structure. The plate structure also has lips thereon t
In combination, a plate structure forming part of a housing and having an access opening therein; a cover plate positioned in said opening having an enlarged portion closing the main part of the opening and a small portion contiguous with and extending from the enlarged portion closing a matching pa
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