Evolution Door reinvented with folding mechanism by Klemens Torggler

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Door reinvented with folding mechanism by Klemens Torggler

This radical redesign of a door by Austrian artist Klemens Torggler uses a folding and pivoting system to collapse and roll to one side.

Evolution Door by Klemens Torggler

Instead of a single panel attached to a frame by two hinges, Torggler's Evolution Door folds into four triangular sections that collapse in on themselves and turn round before straightening back up into a rectangle.

Evolution Door reinvented with folding mechanism by Klemens Torggler

Two halves of the door are attached by pivots at the bottom and top of the frame and a hinge in the middle.

Evolution Door reinvented with folding mechanism by Klemens Torggler

By gently pulling at the joint that connects the two middle panels together, the door folds and slides across the entrance.

Evolution Door reinvented with folding mechanism by Klemens Torggler

"The special construction makes it possible to move the door sideways without the use of tracks," explained Torggler. "This technical trick opens up new applications for the door."

Evolution Door reinvented with folding mechanism by Klemens Torggler

Torggler calls the system Drehplattentür, which translates as the "flip panel door". The artist, based in Vienna, has been working on the concept for a number of years with a series of distinct iterations.

Evolution Door reinvented with folding mechanism by Klemens Torggler

His earliest designs used two metal rods to connect two square panels that would separate then converge in one motion. He developed a second technique that used a cut-out epitrochoid curve with a wheel track that allowed the two panels to move more fluidly than his previous design. The triangular design is his latest.

Evolution Door reinvented with folding mechanism by Klemens Torggler

Torggler has experimented with glass, wood and metal, as well as creating larger double doors and screens to separate entire rooms.

Evolution Door reinvented with folding mechanism by Klemens Torggler

Currently the Evolution Door is a prototype, however a selection of his earlier versions have been made available through website Artelier Contemporary.