|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||137/4542 ; 251/148|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 4 인용 특허 : 5|
An annular shoulder on a valve body is clamped between opposite end portions of adjacent pipes locked together by a single clamp. Sealing is provided by O-rings positioned on the valve body on opposite sides of the annular shoulder between the valve body and the pipe sections.
A valve and pipe coupling assembly comprising, a pair of pipe sections having end portions in end to end relationship, a valve having a valve body including an annular shoulder between oppositely extending valve body portions, said annular shoulder being disposed between said pair of pipe section end portions, said annular shoulder including oppositely disposed surfaces engaged by the end portions of said pair of pipe sections, seal means including first and second annular seals disposed on said valve body portions on opposite sides of said annular shoul...