handle «be or not to be» by anvar mukhamedjanov from uzbekistan

the handle has a very simple construction.it has two turning moments in two different places. the innovation idea is contained in the second turning moment of this handle. for instance, than somebody don’t want to meet someone, he just need to turn the shaft of this handle , which changes the green color to red color. green color means «open»,red means «locked».main materials which should be used for the construction are metal for handle and colored rubber planes. besides that, there could be used raised letterings on rubber planes, which will be sensible for blind people. metal could be painted in different colors, according to the style of interior.