CONNECTING HINGE LOOP FOR EYEGLASS FRAMES AND ARMS Russian patent published in 2022 - IPC G02C5/22 

FIELD: medical technology.

SUBSTANCE: invention relates to eyeglass optics, namely to the hinged joints of the eyeglass arms and frames with the possibility of combining the lock function for the lens. The claimed connecting hinge loop for the eyeglass frame and arms includes an end element of the frame made of two detachable parts, each of which has at least one hole, which is a mounting hole for the bracket of the frame, an end element of the arm with at least one hole, which is a mounting hole for the bracket of the arm. In this case, the bracket of the arm has at least one protrusion, which is a rotary retainer, and a rounded end element with a round hole, the bracket of the frame has at least one protrusion, which is a rotary retainer, and a rounded end element with a round hole, and an axial connecting element placed in the round holes of the bracket the arm and brackets of the frame.

EFFECT: production of an easy-to-assemble and disassemble structure, implemented in compact dimensions, providing the use of materials with a high coefficient of friction, such as titanium and its alloys, for the manufacture of frames and arms.

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