Side View of the Interior: The "Ghost Support" Mechanism

Here, the internal front "ghost" retracts
The rear "ghost" is sufficient to hook onto the dragon head

Within the wooden frame, the mechanism is angled and linked by a hook. Use the ring finger of the right hand to pull it. This action causes the head of the "ghost" gui A period term for a hidden mechanical latch or sear to retract into the leather casing. The "dragon head" longtou The hammer or cocking piece of the weapon, which held the match or flint then drops, and the fire is discharged original: "huofa," referring to the ignition of the gunpowder.

Side View of the External Form

Where the force is great, it operates in this manner. This "ghost" emerges.
This refers to the ability to rotate the dragon head.
The core of the "ghost" mechanism.
This "ghost" emerges.

This "ghost" is coiled within the dragon head. Use the ring finger of the right hand to pull backward. This moves the "ghost" head outward. The "ghost" naturally enters the dragon head. As it drops, the weapon fires with great force.

The terminology used here—"ghost" and "dragon head"—reflects the zoomorphic and metaphorical language of Ming-era engineering, where moving parts were often likened to spirits or mythical creatures.