Quatrefoil

Reason for ornamentation of ogival style, the Quatre-feuilles is made of four arcs of circle traced by successively taking for center the angles of a square of reference. These arcs can be tangent or secant.

  • curved Execution, is also possible as of the 14th century, the portions of arcs are then decorated of arc of warhead, gothic arch.

  • the reason for ornamentation called Quadrilobe is made of not broken arcs.

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