公开(公告)号：US3590924A

公开(公告)日：1971-07-06

申请号：US3590924D

申请日：1968-12-24

Applicant: FACTORY MUTUAL RES CORP

Inventor： EMMONS HOWARD W ,  YAO CHENG ,  SMITH JAMES B

IPC: A62C37/08 ,  A62C37/12

CPC classification number: A62C37/08

Abstract: Method and apparatus for dispersing a fire extinguishant in which dual nozzles are employed in each sprinkler head to form separately a fine mist for cooling and a spray of coarse droplets to penetrate a fire plume and reach fuel surfaces to extinguish a fire.

公开(公告)号：US3494639A

公开(公告)日：1970-02-10

申请号：US3494639D

申请日：1968-06-21

Applicant: FACTORY MUTUAL RES CORP

Inventor： SMITH JAMES B

IPC: A62C35/60 ,  F16L37/092 ,  F16L17/02

CPC classification number: A62C35/605 ,  F16L37/092 ,  Y10S277/933 ,  Y10T403/5793 ,  Y10T403/7052

公开(公告)号：US3355728A

公开(公告)日：1967-11-28

申请号：US37725264

申请日：1964-06-23

Applicant: FACTORY MUTUAL RES CORP

Inventor： SMITH JAMES B

IPC: F16K37/00

CPC classification number: F16K37/0041 ,  A62C35/68 ,  F16K1/22 ,  Y10T137/8242