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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0608194 (1990-10-31) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 15 인용 특허 : 0 |
An oil change apparatus for use in changing the motor oil in a motor vehicle includes a key-operated drain valve removably mounted within a lockable protective housing and a flexible line connecting the drain valve with the engine oil pan of the motor vehicle. An oil filter relocation flange and bra
Power assisted oil change apparatus for use in changing the motor oil in a motor vehicle, the apparatus comprising: electrical pump means coupled to an engine oil pan of said motor vehicle for pumping used motor oil from the engine oil pan, said electrical pump means including integral motor driving
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