GLASS HEMISPHERE BENDING UNIT Russian patent published in 2015 - IPC C03B23/25 

FIELD: process engineering.

SUBSTANCE: invention relates to production of glass bent articles with parabolic or spherical curvature of surfaces. Proposed unit comprises metal carcass, heating chamber, bottom with counterweights, bottom lifting/lowering drive coupled therewith by rod and bending die. It is provided with bending die drive comprising monorail fitted at said metal carcass and pivoting bar. Carriage with rollers sits on monorail and is provided with pivot levers and coupling assemblies for bending die to suspend therefrom while table is fitted on metal carcass under said carriage.

EFFECT: higher accuracy of the glass preset curvature.

1 ex, 3 dwg