About 586,000 results
Open links in new tab
  1. 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.

  2. 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 internal moving parts …

  3. 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 winding holes on …

  4. 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 make that happen, …

  5. 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 have the term correct) …

  6. 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 thought about …

  7. 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 references. It will …

  8. 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 bob, and where the …

  9. 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 maximum …

  10. 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 right, it will …