with mainspring

Introduced: September 1968

Full Title

Driving mechanisms > with mainspring

Of 6 combined children, 5 exist in both systems.

1 codes are CPC-only extensions.

4 shared codes have differing titles between IPC and CPC.

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G04B 1/105 CPC only CPC only
G04B 1/12 with several mainsprings IPC+CPC Available in IPC and CPC
G04B 1/14 Mainsprings; Bridles therefor (mainsprings with bridles G04B1/18; alloys C22C; springs in general F16F ) +1 CPC IPC+CPC Available in IPC and CPC
G04B 1/16 Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14) +1 CPC IPC+CPC Available in IPC and CPC
G04B 1/18 Constructions for connecting the ends of the mainsprings with the barrel or the arbor +1 CPC IPC+CPC Available in IPC and CPC
G04B 1/22 Compensation of changes in the motive power of the mainspring (by mechanical shaping of the mainspring G04B1/14 ) +1 CPC IPC+CPC Available in IPC and CPC