Recently Fabricated Test Models

SADDLE SURFACES from Séquin's "Sculpture Generator I"

Three normal saddles stacked on top of one-another and warped into a toroidal ring.

A ring-chain of seven ordinary saddles.

A ring-chain of six monkey saddles.

Three monkey saddles stacked on top of one-another and warped into a toroidal ring.

A ring-chain of seven 4th-order saddles.

Modular building blocks for the Minimal Saddle Trefoil.

Modular building block for a large arch.

This is an interlocking toroidal shape that can tile 3D space completely.

A test structure with implicit intersections between the various prismatic parts -- to test the behavior of slicing software.

A square rod with axis-aligned segments in the topology of a figure-8 knot.

A rectilinear version of this famous knot.
Small gaps have been left between adjacent branches.

Mutually interlocking figure-8 knots with lobes in tetrahedral directions.