Spindles

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Spinning or twisting arrangements > for imparting permanent twist > Spindles

CPC:

Spinning or twisting arrangements (for open-end spinning D01H4/00) > for imparting permanent twist > Spindles

Of 10 combined children, 6 exist in both systems.

4 codes are CPC-only extensions.

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D01H 7/041 CPC only CPC only
D01H 7/042 CPC only CPC only
D01H 7/044 CPC only CPC only
D01H 7/045 +2 CPC CPC only CPC only
D01H 7/06 Stationary spindles with package-holding sleeves IPC+CPC Available in IPC and CPC
D01H 7/08 Mounting arrangements IPC+CPC Available in IPC and CPC
D01H 7/16 Arrangements for coupling bobbins or like to spindles IPC+CPC Available in IPC and CPC
D01H 7/18 Arrangements on spindles for suppressing yarn balloons IPC+CPC Available in IPC and CPC
D01H 7/20 Lubricating arrangements IPC+CPC Available in IPC and CPC
D01H 7/22 Braking arrangements +4 CPC IPC+CPC Available in IPC and CPC

Class D01,2013–2023, worldwide · Source: EPO PATSTAT

Class D01,2013–2023, worldwide · Source: EPO PATSTAT