
HOW A PENDULUM CLOCK WORKS - NAWCC Forums
Jan 21, 2015 · The pendulum hangs from a flat suspension spring, and swings freely. But the rod or leader of the pendulum passes loosely through a loop in the end of the crutch.
Pendulum does not keep swinging - NAWCC Forums
Jan 28, 2018 · Remember the clock movement powers the pendulum, the pendulum does not power the clock. The fact that the clock runs with the pendulum off indicates that all the …
Pendulum fails to keep swinging - NAWCC Forums
Jul 30, 2024 · Hi, I have a Kienzle Grandmother clock circa 1920. The problem I have is that once I start the pendulum swinging it will only work for around 5 minutes. Also there are three …
Hermle movement stopped ticking | NAWCC Forums
Nov 10, 2024 · That would take a downward force on the pendulum and this accident usually makes an upwards force to the pendulum. But, severe jarring of the movement could surely …
Junghans mantel clock: pendulum suspension (?) spring replacement
Jul 16, 2009 · One of my educational clocks is an early 20th century Junghans. This is a pendulum clock with a five tone strike mechanism. The pendulum suspension (assuming I …
Problems with pendulum suspension and rotation - NAWCC Forums
Feb 11, 2025 · Hello I'm new to fixing clocks. I have this clock, Reguladora, apparently it looks good, I lubricated it but without the pendulum it doesn't rotate, I have others and they rotate, I …
Catalog of 400 Day Torsion Clock Pendulums - NAWCC Forums
Sep 6, 2021 · Latest update: Nov 3, 2025 This article is intended to provide a catalog of 400 day clock pendulums to fill in some of the omissions in the Horolovar Repair Guide and other …
Pendulum weight | NAWCC Forums
Mar 10, 2005 · The equation giving the period of a rod pendulum is different from that of a theoretical pendulum. So, the period differs depending on the relative weights of the rod and …
Westminster chime and pendulum - NAWCC Forums
Nov 17, 2024 · I interpreted your word "stem" equating to 'pendulum hanger post', 'suspension spring post', 'suspension cock', etc. Shorten it about 1", or whatever it takes to give you the …
Pendulum stops after 10-15 minutes - NAWCC Forums
Feb 20, 2019 · However, the pendulum does swing in a diagonal back to front motion rather than just side to side. If you’re looking at the clock face and start the pendulum by moving it to the …