Deep-drawing (special deep-drawing arrangements in, or in connection with, presses B21D24/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Deep-drawing

CPC: Deep-drawing (special deep-drawing arrangements in, or in connection with, presses B21D24/00)

Full Title

Full titles differ between systems:

IPC:

Shaping without cutting, by stamping, spinning, or deep-drawing > Deep-drawing

CPC:

Shaping without cutting, by stamping, spinning, or deep-drawing (otherwise than using rigid devices or tools or yieldable or resilient pads B21D26/00) > Deep-drawing (special deep-drawing arrangements in, or in connection with, presses B21D24/00)

Of 11 combined children, 6 exist in both systems.

5 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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B21D 22/201 CPC only CPC only
B21D 22/203 CPC only CPC only
B21D 22/205 CPC only CPC only
B21D 22/206 CPC only CPC only
B21D 22/208 CPC only CPC only
B21D 22/21 without fixing the border of the blank since 1974 IPC+CPC Available in IPC and CPC
B21D 22/22 with devices for holding the edge of the blanks (B21D22/24 - B21D22/30 take precedence; shaping over a die without external former B21D11/02) +1 CPC IPC+CPC Available in IPC and CPC
B21D 22/24 involving two drawing operations having effects in opposite directions with respect to the blank IPC+CPC Available in IPC and CPC
B21D 22/26 for making peculiarly, e.g. irregularly, shaped articles IPC+CPC Available in IPC and CPC
B21D 22/28 of cylindrical articles using consecutive dies +2 CPC IPC+CPC Available in IPC and CPC
B21D 22/30 to finish articles formed by deep-drawing IPC+CPC Available in IPC and CPC