Patent ID: 7637398

Claim:
A pneumatic dispensing gun comprising: a receptacle including a conduit formed therein for receiving a pressurized gas, a cartridge supported on said receptacle and including one end portion, an end cap attached to said one end portion of said cartridge, and including a path formed therein for communicating with said conduit of said receptacle and for communicating with said one end portion of said cartridge and for supplying the pressurized gas into said cartridge, a regulating device attached to said end cap for regulating the pressurized gas, said regulating device including a valve device resiliently engaged with said end cap and for selectively blocking said path of said end cap, said valve device including a spring biasing means for biasing said valve device to resiliently engage with said end cap, a coupler attached to said valve device, and said spring biasing means including a spring member engaged with said coupler for biasing said valve device to resiliently engage with said end cap, a control ferrule attached to said end cap and including a chamber formed in said control ferrule, and an anchor disposed in said chamber of said control ferrule and engaged with said spring member.