bottom bending, bottoming bending
painutamine paindestantsi templi ja matriitsi põhja vahelise kontaktiga survepingete tekitamisega elastse järelmõju vähendamiseks (vt kontaktpaindestants; vrd kontaktivaba painutus), press-brake bending process in which the upper die (punch) enters the lower die and coins or sets the material to eliminate springback (see: bottom die; compare: air bending)
