Patent ID: 7854347

Claim:
A manual gas inflator comprising: a body having a front surface and a back surface, the front surface defining a window and having a body opening extending from said front surface to said back surface, said body having an internal passageway beginning at a top end and terminating at the body opening such that the internal passageway is in communication with the body opening; an activation assembly movably secured to said body, said activation assembly having a contact arm, a lanyard and a handle, said lanyard secured at a first end to said contact arm and at a second end to said handle; an indicator internally disposed within said body, said indicator having a front surface, said indicator front surface having a first color area and a second color area, said second color area being different in color from said first color area, said indicator having a post member, said first color area indicating a full gas cylinder is properly attached to said body and said second color area indicating that a detonated or empty gas cylinder is attached to said body; a positioning assembly internally disposed within said body and physically contacting said indicator, said contact arm positioned within said body proximate to said positioning assembly; a piercing assembly having a piercing end, said piercing assembly secured to said indicator; and a blocking member having a body with an extended arm, said arm defining an internal area and having a protrusion extending within the internal area; said blocking member adapted for attachment to the gas cylinder, the gas cylinder having a threaded end which is sealed prior to detonation; wherein prior to detonation of an attached gas cylinder, said post member of said indicator contacts said protrusion of said blocking member such that said first color area of said indicator is viewable through the window of said body; wherein upon detonation of an attached gas cylinder said post member breaks said protrusion such that said second color area of said indicator is viewable through the window.