Caplock mechanism
Encyclopedia : C : CA : CAP : Caplock mechanism
The caplock mechanism was the successor of the flintlock mechanism in firearm technology, and used a percussion cap struck by the hammer to set off the main charge, rather than using a piece of flint to strike a steel frizzen.
Terminology
The following photographs show both sides of the caplock mechanism, along with descriptions of the annotated parts.
External side of the lock.
- A- Mainspring retainer stud
- B- Lockplate
- C- Hammer nose recess
- D- Hammer head
- E- Hammer spur
- F- Hammer
- G- Tumbler screw
- H- Sear spring screw tip
Internal side of the lock.
- A- Upper limb of mainspring
- B- Lower limb of mainspring
- C- Claw of mainspring
- D- Lower pivot stud of stirrup
- E- Stirrup
- F- Upper pivot stud of stirrup
- G- Tumbler axle/pivot
- H- Tumbler
- I- Pawl of sear (sear nose)
- J- Sear pivot screw
- K- Body of the sear
- L- Arm of the sear
- M- Sear spring
- N- Sear spring screw
- O- Bridle
- P- Bridle screws
- Q- Hammer
- R- Hammer spur
- S- Hammer head
- T- Stirrup arm of tumbler
- U- Bolster
- V- Lockplate
Internal side of the lock, with bridle removed.
- A- Upper limb of mainspring
- B- Lower limb of mainspring
- C- Stirrup
- D- Claw of mainspring
- E- Lower pivot stud of stirrup
- F- Tumbler
- G- Tumbler axle/pivot
- H- Fly
- I- Half-cock notch of tumbler
- J- Pawl of sear (sear nose)
- K- Sear pivot screw
- L- Body of the sear
- M- Arm of sear
- N- Sear spring
- O- Sear spring screw
- P- Bridle screw holes
- Q- Hammer
- R- Stirrup arm of tumbler
- S- Upper pivot stud of stirrup
- T- Bolster
- U- Retainer stud of mainspring
See Also
From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.