By Use Of Roller Or Roller-like Tool-element Patents (Class 72/199)
- With replacement of tool (Class 72/238)
- With variation of bite of roller-couple during deformation (Class 72/240)
- Including back-up for roller (Class 72/241.2)
- With interposer (e.g., wedge or gag) between tool and pressure applier (Class 72/244)
- Including fluent-driven tool support (Class 72/245)
- Including resiliently urged tool support (Class 72/246)
- Including means to position tool along axis (Class 72/247)
- With "screw-down" to adjust bite of tool-couple (Class 72/248)
- With means to drive tool (Class 72/249)