Firearm having trigger blocking mechanism

Claim 2

A firearm, comprising a housing, a gun barrel mounted on said housing, a magazine opening in said housing adjacent said gun barrel, a trigger pivotally mounted on said housing adjacent said magazine opening, a slider movable on said housing adjacent the magazine opening and said trigger and having a magazine contact portion positionable in the magazine opening and a trigger blocking portion positionable at a location to block the movement of the trigger when said magazine contact portion is in the magazine opening, said slider being displaceable upon insertion of a magazine into the opening to contact said magazine contact portion to shift said contact portion and said slider out of the opening and to position said trigger blocking portion in a position away from said trigger, so that said trigger can be moved, and biasing means for biasing said slider in a direction toward the magazine opening, said magazine contact portion including two spaced apart arms having a roller therebetween engageable with the magazine.

Claim 3

A firearm, according to claim 1, wherein said trigger blocking portion comprises a widened portion forming a shoulder which is engageable behind said trigger.

Claim 4

A firearm, according to claim 1, wherein said trigger blocking portion comprises a widened portion of said slider having an internal bore, said biasing means comprising a spring in said bore having one end engaged on said slider and an opposite end engaged against said housing.

Claim 5

A firearm, according to claim 3, wherein said spring comprises a helical spring.

Claim 6

A hand repeater firearm, comprising a housing having a magazine chamber with a magazine insertion opening, a barrel mounted on said housing in front of said magazine chamber, a slideway in said housing extending from the said magazine chamber rearwardly, said housing having a fixed portion alongside one end of said slideway which is opposite to said magazine chamber, a trigger pivoted in said housing and having a portion in said slideway, a slider in said slideway having a widened rear portion forming a trigger blocking member and having an axial bore therein opening rearwardly, a coil spring in said bore and engaged against said housing fixed portion and biasing said slider toward said magazine chamber and said trigger blocking member into engagement with a portion of said trigger to block movement of said trigger, said slider being bifurcated and having leg portions on each side of said trigger which extend forwardly of said trigger and project into said magazine chamber, roller means on said leg portions adjacent the ends thereof which project into said magazine chamber, a magazine insertable in said magazine chamber having an engagement edge adjacent said slider and engageable with said slider to move it against said biasing means to move said trigger blocking member away from said trigger to permit operation thereof.

Claim 7

A hand repeater firearm, comprising a housing having a magazine chamber with a magazine insertion opening, a barrel mounted on said housing in front of said magazine chamber, a slideway in said housing extending from the said magazine chamber rearwardly, said housing having a fixed portion alongside one end of said slideway which is opposite to said magazine chamber, a trigger pivoted in said housing and having a portion in said slideway, a slider in said slideway having a widened rear portion forming a trigger blocking member and having an axial bore therein opening rearwardly, a coil spring in said bore and engaged against said housing fixed portion and biasing said slider toward said magazine chamber and said trigger blocking member into engagement with a portion of said trigger to block movement of said trigger, said slider being bifurcated and having leg portions on each side of said trigger which extend forwardly of said trigger and project into said magazine chamber, roller means on said leg portions adjacent the ends thereof which project into said magazine chamber, a magazine insertable in said magazine chamber having an engagement edge adjacent said slider and engageable with said slider to move it against said biasing means to move said trigger blocking member away from said trigger to permit operation thereof.