PISTOL Russian patent published in 1997 - IPC

FIELD: hand firearm, in particular, civil weapon used for shooting with small shots or bullets of different types. SUBSTANCE: the firing pin is made with a blind longitudinal hole and furnished with a rigidly secured hammer pin. Located in the blind hole for longitudinal movement is a stop, whose rear end is engageable with the firing spring, and the front end is furnished with two lugs positioned in the through longitudinal holes of the firing pin. Projection of the lugs relative to the front end of the firing pin at engagement of the stop with the bottom of the blind hole exceeds that of the hammer pin behind the weapon body at engagement of the front end of the firing pin with the body. The spring-loaded sear is made as a double-arm lever, whose upper arm has a bevelled lug for engagement with the firing pin, it is hinge-joined to the trigger. The sear bolt is located above the trigger spring. In the rear position of the trigger the sear lower arm is engageable with the body, the point of contact of the sear and body is below the trigger spring. The contacting bevels of the sear and firing pin make an obtuse angle with the direction of the hammer pin. EFFECT: reduced trigger firing load, mass and weapon dimensions, improved convenience in use. 4 dwg