Patent ID: 9261200
Filing Date: 2016-02-16
CPC Classification: A62C,F16K,Y10T

Claim Text:
1. A valve mechanism comprising: a valve body having an inlet port and an outlet port and a passageway extending therebetween; and a frangible plug held within the valve body the plug blocking said passageway; wherein said plug comprises a predefined fracture plane and wherein said plug is configured to fracture across said predefined fracture plane upon application of an impact force: wherein the plug includes a first end and an opposing second end and a cylindrical sidewall having an outer surface extending therebetween; wherein the first end has a first surface that is in flow communication with the outlet port and the second end has a second surface that is in flow communication with the inlet port; wherein the predefined fracture plane intersects the side wall of the plug to provide a predefined fracture line that extends around the outer circumference of the sidewall of the frangible plug; and wherein the second surface comprises: