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-0909474 (1978-05-25) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 34 인용 특허 : 4 |
A valve apparatus is integrally molded from an elastomeric material so as to form a valve seating portion including a valve opening, a valve member and connective strands extending from the valve seating portion to the valve member. The valve member is initially molded on one side of the valve openi
A method of making a valve apparatus comprising a valve seating portion including a valve opening, a valve member and a connective means extending from said valve seating portion to said valve member, said method comprising the following steps: integrally molding an elastomeric material to form said
※ AI-Helper는 부적절한 답변을 할 수 있습니다.