Titlebook: Leonardo da Vinci’s Giant Crossbow; Matthew Landrus Book 2010 Springer-Verlag Berlin Heidelberg 2010 Catapult.Codex Atlanticus.Crossbow.De

橢圓

Making It Work: Functionality of the , Design,Publications that mention Leonardo’s . on . (CA) folio 149br [53vb] (Fig. I.1) praise its compelling artistic design, though they doubt its mechanical capabilities.

CALL

和平主義

Proportional Design and Operation of the Armature,As a way of addressing this problem of the theoretical functionality of the design, the following discussion offers Leonardo’s initial considerations for the armature’s proportion in relation to the rest of the crossbow’s design and operation.

Anticoagulant

Initiative

帽子

辯論的終結(jié)

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antiquated

The Idea: Locating the Giant Crossbow and Its Components,his machine (Fig. I.1) on Codex Atlanticus folio 149br [previously 53vb], and its various preparatory sketches and related studies, reveal Leonardo’s impressively thorough approach to the drawing, as well as his proportional techniques for machine design and construction.

Peculate

The Lower Carriage, Side Poles, and Wheels,ge is in two parts: a wheeled cart and an upper portion that holds the trigger mechanism and armature. Upper and lower portions of the carriage connect at the back end of the crossbow with a large hinge, visible at the bottom right of the drawing.

情感