Constructions For Connecting The Ends Of The Mainsprings With The Barrel Or The Arbor (mainsprings And Bridles Therefor Subclass 10; Clamping The Hairspring On The Regulator Subclass 121; Clamping The Hairspring On The Arbor Subclass 135) [g04b 1/18] Patents (Class 968/14)

Cross-Reference Art Collections

Friction clutch between spring and spring cylinder (friction transmission between spring cylinder and gearing subclass 13; other arrangements for protection against rupture or overwinding subclass 16) [g04b 1/18b] (Class 968/15)
Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel (see note attached to this subclass) (Class 968/16)

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