A cylindrical-battery beading device according to the present disclosure may include: a device body capable of moving forward or backward; a beading tool unit including a beading knife and a knife support block to which the beading knife is coupled, and co...

A method of manufacturing a support body for run flat, wherein in a case where the circumferential wall of a tubular blank B is pressingly held between inner and outer molding rollers 1 and 2 and where the molding rollers 1 and 2 are rotated to form at lea...

A vehicle door panel (28) and method for roll forming the vehicle door panel (28) is provided according to the present invention. The vehicle door panel (28) has an exterior side (31) and an interior side (30) including a number of longitudinal protrusions...