engaging three or more parts, e.g. sleeves, movable relatively to one another for connecting two or more wings to another member

Full Title

Hinges with pins > with one pin > engaging three or more parts, e.g. sleeves, movable relatively to one another for connecting two or more wings to another member

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES

Subclass:

HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS