초록

A quad fold pleated material is disclosed which has excellent obscuring function and an esthetically pleasing appearance that hides the shadows of supporting structure of a lamp shade or whatever else the material is draped around.

대표청구항 ▼

A quad fold pleated material with multiple pleats, each of which pleat having a crest and roots, comprising: a. a first root surface and a second root surface, each of which having a top and connected at a root of successive pleats; b. a first crest surface and a second crest surface, each of which

A quad fold pleated material with multiple pleats, each of which pleat having a crest and roots, comprising: a. a first root surface and a second root surface, each of which having a top and connected at a root of successive pleats; b. a first crest surface and a second crest surface, each of which connect at a crest of the material and at the top of a root surface, said connection being made at a point intermediate of the crest and root; c. said first root surface and second second root surface being further away from each other at the connection with the root than at the top; and d. having a first included angle between the connection of the first root surface and first crest surface greater than a second included angle between the connection of the second root surface with the second crest surface.