French Flint Lock ca. 1760 Reconstruction as a Study for Engravings on the Lock Plate Copyright 04-2011, Peter H. Kunz, CH-8200 Schaffhausen Content 1 Components of the Flint Lock 2 Important Premises for Flint Locks 3 Important Premises for Flint Lock 4 Important Premises for Flint Lock (Continuation) 5 Firing Animation Title 6 - 13 Animation 14 Drawings of Flint Lock, ca. 1760 15 French Flint Lock, ca 1760, Front View, Photo 16 French Flint Lock, ca 1760, Rear View, Photo 17 French Flint Lock, ca 1760, Front View, Drawing 18 French Flint Lock, ca 1760, Rear View, Drawing 19 Replica Lock Plate, Rear Side, Drawing 20 Replica Cock, Drawing 21 Replica Cock Screw, Upper Lipp, Drawing 22 Replica Battery, Battery Spring, Drawing 23 Replica Flash Pan, Drawing 24 Replica Inside Bearing, Tumbler, Trigger Bar, Drawing 25 Replica Main Spring, Drawing 26 Reconstructed Flint lock 27 Replica Front View, Photo 28 Replica Rear View, Photo 29 Replica, Details, Photo 30 Typical Dimensions of Flint Locks 31 Cock Dimensions of various Firarms 32 Typical Dimensions for Flint Locks 33 Typical Dimensions of Army Flint Lock Cocks 34 Typical Dimensions of Private Flint Lock Cocks Components of the Flint Lock Cock Screw Upper Cock Lipp Flint Steel Cock Flash Pan Battery Lock Plate Main Spring Trigger Bar Spring Battery Spring Trigger Bar 1 Important Premises for Flint Locks 2 Important Premises for Flint Lock In the security catch the flint should not touch the closed The angle of impact Y of the flint should be larger than 120° battery steel to prevent a shattering of the flint Y The lenght of the flint must be such, that the upper cock Llpp It is preferable that, even with a brocken flint, the cock screw never hits the steel of the battery will not be damaged by an impact on the steel 3 Important Premises for Flint Lock It is preferable, that a large enough distance F exists between After the firing the battery should remain in its fully open the flint and the burning black powder to prevent a damage condition of the flint by the heat F The surface S of the battery steel must be at least surface hardened. No spark are being generated on a soft steel S 4 Firing Animation 5 Firing Animation 1 Funktions-Ablauf 6 Firing Animation 2 7 Firing Animation 3 Funktions-Ablauf 8 Firing Animation 4 9 Firing Animation 5 10 Firing Animation 6 11 Firing Animation 7 12 Firing Animation 8 13 Drawings of Flint Lock, ca. 1760 14 French Flint Lock, ca 1760, Front View 15 French Flint Lock, ca 1760, Rear View 16 177 French Flint Lock, ca. 1760 Front View Scale 1 : 1 17 Cock Screw Upper Cock Lipp Battery Steel Cock Lock Plate Flash Pan Tumbler Inner Cock Bearing Battery Spring Trigger Bar 177 Main Spring French Flint Lock, ca. 1760 Rear View Scale 1 : 1 18 177 112 82 2.5mm hole to be drilled 77 61 based om Position of positioning pin of main 22 45 spring 36 34.5 19 11 11 11 7 3/16" 5 x 1, depth 1mm 3/16" 3/16" 5/16" 9 12 75 French Flint Lock, ca. 1760 Replica Lock Plate, Rear Side 19 Scale 1 : 1 5 20 11 8 22 24 5 1/4" R3 R15 45° 18 4 French Flint Lock, ca. 1760 Replica Cock 20 Scale 1 : 1 Cock Screw Upper Cock Lipp 9 66 55 5 10 6 22 34 24 1/4" Cock Fastenin Screw 12 6.5 M5 French Flint Lock, ca. 1760 Replica Cock Screw, Upper Lipp 21 Scale 1 : 1 Steel Battery Spring 5.2 2.8 12 24 49 3.2 21 13 33 3 40 5.2 19 French Flint Lock, ca. 1760 Replica Battery, Battery Spring 22 Scale 1 : 1 Flash Pan 11 11 9 5/16" 8 12 12 5.1 5.1 38 21 66 French Flint Lock, ca. 1760 20 16 Replica Flash Pan 64 23 Scale 1 : 1 Inside Bearing 9 Fully Tensioned Catch 5.3 5.3 5.3 Safety Catch Rest for Main Spring Cam shape, rest for main spring 7.7 and catches must be determand when installed in lock plate together with cock, trigger bar and main spring 11 19 8.5 Trigger Bar Spring 27 7 5.2 Trigger Bar 5.2 11.8 20 4 10 6 26 French Flint Lock, ca. 1760 5 Replica Inside Bearing, Tumbler, Trigger Bar 36 24 Scale 1 : 1 8 95 78 2.8 12 French Flint Lock, ca. 1760 Replica Main Spring 25 Scale 1 : 1 Reconstructed Flint Lock 26 Reconstructed Flint Lock, Front View 27 Reconstructed Flint Lock, Rear View 28 Reconstructed Flint Lock, Details 29 Typical Dimensions of Flint Locks 30 Cock Dimensions of various Firearms I The list belows shows actual dimensions A G measured on various firearms D C 90° K E < Cock > < Platte > < Battery > < Diverse > ABRKLCDGHMEFI Private Pistol 18 32 37 33 10 8 8 12 20 313534mm 49 86 100 89 27 22 22 32 54 84 8 14 92 % 55 97 112 100 30 24 24 36 61 94 9 15 103 % Army Rifles 28 48 56 50 10 14 10 20 34 50 +2 10 34 mm 50 86 100 89 18 25 18 36 61 89 +4 18 61 % 56 96 112 100 20 28 20 40 68 100 +4 20 68 % Stutzer, CH 29 35 46 38 13 9 7 12 32 39 -2 3 34 mm 63 76 100 83 28 20 15 26 70 85 -4 7 74 % 76 92 121 100 34 24 18 32 84 103 -5 8 89 % 31 Typical Dimensions for Flint Locks E G I Resting Condition Impact Condition Tensioned M C H F L D K Pistolen A B C D E F G H I K L M R Pistol, ca. 1740 18 32 8 8.5 +3 5 12.5 22 36.5 33 10 30 37 Pistol, ca. 1760 19 32 8 8.5 +4 5 11 18 33 33 10 32 37 Pistol Ottoman 1800 24 43 8 6 -1 11.5 10 24 52 47 12 47 49 Pistol Kentuky 1800 22 33 7.5 7.5 -3 18 18.5 25 38 30 10 30 40 Pistole Mod. 1763 21 38 9 8.5 -2 7 12.5 22 41 40 12 40 43 Horsemen Pistol 25309 7.5-1 5 10234136103844 Army Rifles A B C D E F G H I K L M R Rifle An IX, CH 28 48 14 10.5 0 11 19.5 35 56 43 15 42 56 Brown Bess, GB 29 49 15 10 +1 10 19 34 59 49 13 58 57 Rifle, Austria 1754 27 48 11 10 0 9 20 34 56 52 10 51 55 Carabine 1740, F 28 49 11 10 +2 10 21 31 55 49 15 45 56 Musket, Goetz CH 36 42 11 10 +4 11 14 35 32 41 13 44 55 Private Rifles A B C D E F G H I K L M R Stutzer, 1720, CH 29 35 9 7 -2 3 12 32 29 38 13 39 46 32 Typical Dimensions of Army Flint Lock Cocks The shown values are typical dimensions for flint lock rifles as for example the French Pattern M1777 or the English Brown Bess 34 28 20 10 14 90° 50 +2 33 Typical Dimensions of Private Flint Lock Cocks The shown values are typical dimensions for private hunting or target flint lock rifles 34 18 12 8 8 90° 33 +3 34 End 35.