IPC Definitions - January 01, 2012
B21D 26/02 - Definition
This group covers:
Devices and methods for deforming sheet metal blanks in the form of sheets or thin plates, tubes with or without bottom, or profiles, by applying fluid pressure.
Attention is drawn to the following places, which may be of interest for search:
Making other parts for vehicles, e.g. cowlings, mudguards | B21D 53/88 |
Special rules of classification
Multi-aspect classification is applied to technical subjects under this subgroup with respect to the features of the deformation process or device according to subgroups B21D 26/021-B21D 26/051 and with respect to the particular material features of the bodies to be deformed according to subgroups B21D 26/053-B21D 26/059.
In this group, the following terms or expressions are used with the meaning indicated:
Fluid | Comprises gas, liquids, fluent particulate materials (e.g. sand) and materials which easily show plastic flow (e.g. soft metals such as lead). |