HINGE OF COVER OF ELECTRONIC DEVICE BUTTONS (VERSIONS) Russian patent published in 1998 - IPC

FIELD: portable bee-line telephones. SUBSTANCE: hinge includes a couple of modules adjoining each other in respective receiving spaces of body. Each module includes hinge body, hinge axle having axle on its first end and projection on its second end. Axle is located in hinge body so that said first end has cam provided with recess and projection on the same end. Projection is engageable with recess. Hinge cap has detent connected with hinge body and spiral spring installed between cam and cap of hinge. Axle is connected with cover of buttons so that cover is opened and closed with the help of action of module couple. EFFECT: simplified process of disassembly and assembly, prevented cracks on locking cover, reduced friction and higher operating characteristics and reliability of device. 15 cl, 9 dwg