MOVABLE BARRIER Russian patent published in 2011 - IPC E06B11/08 

FIELD: construction.

SUBSTANCE: movable barrier comprises beam fixed on stationary bearing structure with the possibility of turn, where at least one door is fixed with the possibility of turn, as well as synchronising mechanism, comprising single gear, which is not movably fixed in respect to bearing structure, geads, which are fixed relative to appropriate doors, and gears fixed on beam between gear, which is fixed relative to fixed bearing structure and appropriate gear, fixed relative to door.

EFFECT: improved structure.

4 cl, 8 dwg