CPC Subgroup
B21D 26/021 Deforming sheet bodies
Full Title
Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces (stamping using resilient pads B21D22/10) > by applying fluid pressure > Deforming sheet bodies
5 direct subcodes
Child Classifications
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- B21D 26/023 including an additional treatment performed by fluid pressure, e.g. perforating
- B21D 26/025 Means for controlling the clamping or opening of the moulds
- B21D 26/027 Means for controlling fluid parameters, e.g. pressure or temperature
- B21D 26/029 Closing or sealing means
- B21D 26/031 Mould construction (B21D26/025 - B21D26/029 take precedence)