|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||137/489 ; 137/492|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 15 인용 특허 : 0|
A pilot operated safety relief valve assembly including a main safety relief valve (14) and a pilot valve (36) connected directly to the relief valve (14) is disclosed. Main safety relief valve (14) has a planar mounting face (76) in contact relation with opposed mating mounting face (78) of the pilot valve (36). Dome ports (72 and 84) in contacting planar faces (76, 78) are in alignment with each other without any tubing therebetween. Exhaust ports (74 and 86) in contacting planar faces (76, 78) are in alignment with each other without any tubing thereb...
[ What is claimed is:] [1.] A pilot operated safety relief valve assembly comprising:a main relief valve including a main valve body having a main valve chamber an inlet flow passage extending axially from an inner end of said valve body to said main valve chamber and defining an annular valve seat about said inlet flow passage, and an outlet flow passage extending axially from one side of said valve body to said main valve chamber at right angles to said inlet flow passage;said valve body having a generally planar outer end face in opposed relation to s...