최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0012068 (1993-02-01) |
우선권정보 | JP-0002113 (1992-01-31); JP-0002114 (1992-01-31) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 41 인용 특허 : 0 |
In a state in which the engine is unloaded and the number of engine rotation is low, an overlap period of time during which the intake valve and the exhaust valve are both open is extended during the cold time, as compared with during the warm time. The extension of the overlap period of time causes
A warming-up system for warming up an exhaust system for an automotive vehicle, comprising: means for adjusting an amount of intake air to be inhaled into the engine; means for changing an overlap period of time during which an intake valve and an exhaust valve of the engine are both open; a first d
※ AI-Helper는 부적절한 답변을 할 수 있습니다.