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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0031210 (1993-03-12) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 26 인용 특허 : 0 |
A plug for a threaded opening in an oil pan or other fluid container. The plug has a cylindrical midportion and upper and lower threaded portions at each end of the midportion. The midportion has a side orifice that is connected to another orifice at the end of the upper threaded portion. The end of
A plug for a container, said container having an inside, an outside, and a threaded opening therebetween, comprising: a substantially cylindrical shank having upper and lower threaded portions for mating with said threaded opening, and a midportion between said threaded portions, said upper threaded
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