GLOSSARY OF TERMS U

TERM MEANING
UNION
(CLOSING)

Assembly

Part of the closure coincides with theside seam of the body.. It is also called assembly at the joint.
SIDE JOINT

Side seam

See side seam
UTIL

Tool

Instrument complex, formed by several pieces, designed to perform a specific task or work (cutting, drawing, bending, marking…). It is usually mounted on a specific machine.