Safety-means for the half-cock notch of exposed hammer firearms

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  机译： 裸露的锤子枪支的拇指安全

• 4. Trigger safety catch for hand firearm - has lug on rear of trigger blocked by notched spring loaded slider [P] . 瑞士专利： CH586885A5 . 1977-04-15

  机译： 手动枪械的扳机安全钩-扳机后部的凸耳被带槽口的弹簧加载滑块阻塞

• 5. Compact hammer with recessed face and notched claw [P] . 美国专利： US4240478A . 1980-12-23

  机译： 紧凑型锤头，带凹面和带缺口的爪

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