APPARATUS FOR BENDING GLASS HEMISPHERES Russian patent published in 2016 - IPC C03B23/25 

FIELD: optics.

SUBSTANCE: invention relates to making curved articles with parabolic or spherical curvature of surface. Apparatus for bending glass hemispheres comprises heating chamber, vertically displaced hearth with counterweights, mechanism for raising and lowering hearth by rod connected thereto, vacuum system, connected to heating chamber. In lower part of stock rocker is installed, connected with two support posts. Posts are connected with bracket to move it vertically by flywheels, located in their top parts and connected with flywheels pins-links arranged in columns.

EFFECT: technical result consists in reduction of time bending and reduced power consumption.

1 cl, 2dwg