: The balance cock also holds the "stud" (the fixed end of the hairspring). Ensuring the hairspring is flat and centered under the cock is essential for accurate timekeeping. Types of Cocks in Watchmaking
: Mounted on the balance cock, this lever allows an amateur or professional to adjust the active length of the hairspring, making the watch run faster or slower.
Amateur watchmakers often encounter specific issues when assembling or repairing this component:
: The most delicate step is ensuring the upper pivot of the balance staff perfectly enters the jewel hole in the cock. If the screw is tightened while the pivot is misaligned, the staff will break.
: In modern watches, the balance cock often houses a shock-absorbing setting (like Incabloc) for the jewel, protecting the delicate pivots from damage if the watch is dropped. Common Challenges for Amateurs
Beyond the balance wheel, other parts may use "cocks" rather than full bridges: : Supports the escape wheel. Pallet Cock : Supports the pallet fork.
: The balance cock also holds the "stud" (the fixed end of the hairspring). Ensuring the hairspring is flat and centered under the cock is essential for accurate timekeeping. Types of Cocks in Watchmaking
: Mounted on the balance cock, this lever allows an amateur or professional to adjust the active length of the hairspring, making the watch run faster or slower.
Amateur watchmakers often encounter specific issues when assembling or repairing this component:
: The most delicate step is ensuring the upper pivot of the balance staff perfectly enters the jewel hole in the cock. If the screw is tightened while the pivot is misaligned, the staff will break.
: In modern watches, the balance cock often houses a shock-absorbing setting (like Incabloc) for the jewel, protecting the delicate pivots from damage if the watch is dropped. Common Challenges for Amateurs
Beyond the balance wheel, other parts may use "cocks" rather than full bridges: : Supports the escape wheel. Pallet Cock : Supports the pallet fork.
