This allows the mainspring to be attached to a fixed point such as a barrel hook.
Old regulator wall clock mainspring.
The other end hooks onto either the inside of a drum or on the corner post of the clock movement.
The only way to truly overwind a clock spring is to turn it so tightly that the spring actually breaks.
Classic antique mini pendulum wall clock wood simulated vintage bronze texture non ticking silent sweep quartz movement width 11 4 length 18 5 retro rustic country style.
Used on kern 400 day midget clocks.
Antique regulator wall clock carved oak large face wm l gilbert admiral 8 day.
Antique french regulator clock in brass and glass case.
It does the same job as the let down with all the chucks.
They are on average 7 to 8 feet long.
On smaller loop end mainsprings the loop end can be open.
One of this company s regulator clocks is the number 6 which has an extremely long pendulum.
As a lubricant ages it s viscosity slowly rises it gets thicker.
This clock has a 12 inch dial and a 34 to 36 5 inch wood case.
The most likely problem that ellicits that customer comment is that the lubrication on the mainspring has failed due to age.
The loop end has either an oval or round closed end to allow a post or other fixed movement stem to be used as the anchor of the mainspring.
Rxm silent wall clock wooden pendulum clock wooden regulator battery quartz decorative living room kitchen home 18 9x11 8in.
This regulator clock company is known for its number 2 which they made from 1860 to 1950.
Dealing with clock mainsprings is very dangerous.
A clock mainspring is made of spring steel and is about the width of a ruler but not quite as thick.
Key goes into the chuck and the chuck goes into the handle so you can let down the power of the spring.
29 75mm tooth plate diameter.
38 antique large waterbury regulator 8 day striking wall clock.
One end of the mainspring hooks on a winding arbor the thing your key goes onto when you wind it.
If someone were to take a spring driven clock apart without letting down the mainsprings bad things may happen.
16 tooth ratchet wheel x 11 35mm diameter.
Used to release the power in a wound up mainspring.