Patent ID: 7584803

Claim:
A sprinkler for a piping network of a fire suppression system, said sprinkler comprising: a body having an inlet connectable to said piping network and an outlet in fluid communication with said inlet; a compression member mounted on said body and positioned in facing relation with said outlet, said compression member having a first line of action extending toward said outlet; a sealing member for closing said outlet; a strut extending lengthwise between said compression member and said sealing member, said strut having a second line of action offset from said first line of action; a lever having a first portion positioned between said strut and said compression member and a second portion spaced from said first portion, said body having an abutment surface, said second portion of said lever being engageable with said abutment surface when said first portion of said lever is positioned between said strut and said compression member for limiting motion of said lever so as to maintain said offset between said first and second lines of action; and a link attaching said lever to said strut, said link being frangible when heated to a predetermined temperature and releasing said lever from said strut, said strut thereby disengaging from said sealing member, said sealing member opening said outlet to permit fluid flow therefrom.