Siler

A Study in Lock Timing

Flintlock photo from JHAT article

I’d like to thank Gary Brumfield for his encouragement and advice during the data collecting and writing of this article. The Siler below is the lock used in the ’80s for the JHAT article. It has been fired probably thousands of times, but never was mounted on a gun. The article below listed all the modifications that were done when the lock was made. It has served as a test bed for ... Read More »

Filled Vent Test – Is it Slower?

Test fixture with pistol ready for trial

Filling a flintlock touch hole with priming powder causes a slower ignition. The pan fire has to burn through instead of flash through the vent. Is this “fuse effect” true? Can the difference be measured? Are the “hang fires” experienced by black powder shooters caused by something else? Reporting the answers to these questions is the purpose in this article. The purpose of this test was to see if there was a ... Read More »

Flintlock Timing Part 3, MuzzleBlasts December 1992

Siler lock stopped about .0140 sec after sear

Most of us, at one time or another, have wondered what factors cause locks to produce good results. Obviously, there are considerations which we have not been able to measure and maybe can never isolate. In this article, I would like to look at some factors Photo 1: The flint is just about to begin contact with the frizzen. Two thirds of the mechanical time is complete. which have not yet been ... Read More »

Jim Chambers Discusses Gun Making and the Lock Business

Jim and Mike problem solving

Jim Chambers has been a friend of mine for many years. I stopped in his booth and enjoyed a chat with him. Jim told me about his start in muzzleloading and his work with John Bivins. You’ll enjoy Jim’s story of his interview with John. He also tells about acquiring the Siler lock-making business from Bud Siler. Jim tells how the kit business actually began with ideas as far back as the ... Read More »