G04B1/20 - CPC Classification Index

ClassID:

178908 ⎘

G04B1/20 - CPC Classification

Classification description:

Driving mechanisms with mainspring; Constructions for connecting the ends of the mainsprings with the barrel or the arbor Protecting arrangements against rupture or overwinding of the mainspring located in the barrel or attached to the barrel

Sub-classes:

G04B1/205 » {Stop-mechanisms} 0

Recent Application in this class:

20240176294

2024-05-30

WINDING DEVICE, IN PARTICULAR FOR A CLOCK BARREL, PROVIDED WITH DISCONNECTION MEANS

20240176293

2024-05-30

WINDING DEVICE, PARTICULARLY OF A HOROLOGICAL BARREL, FITTED WITH A DISCONNECTABLE RATCHET

20170269550

2017-09-21

Watch transmission device

20160274540

2016-09-22

Barrel with substantially constant torque

20150138932

2015-05-21

Barrel

20150124569

2015-05-07

Timepiece wheel set with a unidirectional wheel

20050249045

2005-11-10

Spring-barrel arrangement for a timepiece