
ALL ABOUT PENDULUMS - NAWCC Forums
Jul 9, 2013 · A basic pendulum consists of a weighted bob, and a stick, hanging from some suspension point. The pendulum is the whole thing, because when we talk about "the mass (weight) of a …
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 …
Pendulum stops swinging after 1 minute (Brand: Seth Thomas)
Feb 17, 2026 · Its pendulum seems to be triple component one, hinged 1st at the top hook and again at the bob rod connector. A slight but distinct wobble is visible at the top 'hinge' and possibly a smaller …
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.
ABOUT CONICAL PENDULUMS conical pendulum isnʼt a pendulum shaped like a cone. Itʼs a weight on the end of a string thatʼs swung in a circle from a suspension point so the string describes a conical …
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) …
Need pendulum design help. Bob size & weight? - NAWCC Forums
Feb 4, 2011 · The pendulum rod and bob center of gravity. That and the relation to your driving gears that will interact with the pendulum. A slow moving pendulum will probably be most easily …
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 …
Needing info on how to rehang a pendulum | NAWCC Forums
Feb 15, 2013 · Hello! I inherited my grandmother's grandfather clock several years ago. It has had to be moved 3 times and the last time the pendulum fell off and I can't figure out how to hang it again. I can …
pendulum bob weight differences + thick head = (more) ?s
Mar 31, 2016 · For a pendulum, the farther the bob from the suspension spring, the more rotational inertia it has and the more force required to get it to move (or stop moving). Think about when you …