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Wednesday, December 4, 2024

#BRIANTHOMPSON--Crime Scene Evidence--PISTOL REENGAGEMENT

 WHITELIGHTNING//DIVAIRESEARCH/12/04/24/1100PST




#BrianThompson Crime Scene 12/04/24/1045PST: AI investigates the need for killer to reengage murder weapon each time it's fired- "for pistols with manual safeties, such as some SA or DA/SA models, you must ensure the safety is disengaged before firing"

(Begin Perplexity-AI)

pistol needs reengaged to fire


In the context of pistols, particularly those with specific safety mechanisms, here’s what you need to know about reengaging safeties to fire:

Glock SAFE ACTION® System

For Glock pistols, the SAFE ACTION® System is fully automatic and does not require manual disengagement or reengagement of safeties. The system consists of three passive, independently operating mechanical safeties:
  • Trigger Safety
  • Firing Pin Safety
  • Drop Safety
These safeties automatically disengage as the trigger is pulled and reengage when the trigger is released. Therefore, you do not need to manually reengage any safeties to fire a Glock pistol; the system is designed to be safe and ready to fire with each trigger pull
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Single Action and Double Action Triggers

For pistols with single action (SA) or double action/single action (DA/SA) triggers, the process is different:
  • Single Action (SA): The hammer or striker must be cocked before firing the first shot. Once the first shot is fired, the slide's reciprocating action cocks the hammer or striker for subsequent shots. There is no need to reengage a safety for each shot, but you must disengage any manual safety before firing
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  • Double Action/Single Action (DA/SA): For the first shot, the trigger pull both cocks and fires the gun. For subsequent shots, the action reverts to single action, where the slide's reciprocating action cocks the hammer or striker. You do not need to reengage any safeties for each shot, but you may need to disengage a manual safety before the first shot
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In summary, most modern pistols, especially those like Glocks with automatic safety systems, do not require manual reengagement of safeties to fire each shot. However, for pistols with manual safeties, such as some SA or DA/SA models, you must ensure the safety is disengaged before firing



safe action pistol needs to be reengaged after firing


To understand how various pistol safety mechanisms work and when they can be engaged or disengaged, here are some key points from different types of pistols:

Glock SAFE ACTION® System

  • The Glock SAFE ACTION® System is a fully automatic, passive safety system consisting of three mechanical safeties: the trigger safety, firing pin safety, and drop safety. These safeties disengage sequentially as the trigger is pulled and automatically re-engage when the trigger is released. This system ensures the pistol is safe if dropped and does not require manual engagement or disengagement of safeties
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Manual Safeties on Other Pistols

  • Some pistols, like the SIG P365, may have manual safety levers that can only be engaged or disengaged under specific conditions. For example, on the P365, the manual safety lever can only be engaged if the striker is charged, and it cannot be moved if the gun is empty and the striker is not charged
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  • In contrast, other pistols like the SIG M18 allow the manual safety lever to be engaged or disengaged in any state of the gun
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Decocking Mechanisms

  • For hammer-fired pistols, such as traditional DA/SA (Double Action/Single Action) pistols, decocking is necessary to return the hammer to a safe state. This is typically done by holding the hammer spur, carefully pulling the trigger, and then slowly lowering the hammer on the firing pin. This process ensures the pistol is safe and prevents accidental discharge
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Safety Engagement and Disengagement

  • On 1911-style pistols, the safety can only be engaged when the hammer is cocked. If the hammer is down (uncocked), the pistol is already in a safe state and does not require the safety to be engaged. For rimfire versions, it is advisable to manually lower the hammer with the thumb to avoid damaging the firing pin by dry firing
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Drop Safety in Revolvers

  • Modern DA/SA revolvers are designed to be drop safe, even when the hammer is cocked, thanks to mechanisms like the transfer bar. The transfer bar ensures that the hammer does not strike the firing pin unless the trigger is pulled to the rear. However, it is still recommended to handle cocked revolvers with caution and not to drop them
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In summary, the ability to engage or disengage safeties and the mechanisms involved vary significantly between different types of pistols and revolvers, each with its own specific safety features and operational requirements.

(End Perplexity-AI)