
|
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 |

|
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 |

|
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 |
Copyright © 1997 B. E. Spencer