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Articles by Charles Lewton-Brain
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[579] Fold Forming - Making a Chased Wedge T-fold
This article describes the steps to making a chased wedge T-fold. To begin with a loop is made from a rectangular piece of sheet metal. The loop is placed into the vise and the jaws clinched tight onto the loop. You can see the angle the loop is tilted to in the vise. Vary the angle to alter the results.... (2005)
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[636] Fold Forming -T-Fold with a Table Insert
This page describes the steps to using a table insert in a T-fold. A table insert is an object, or a composition of a group of objects, inserted into the table when it is made, and then trapped. Items to try include, washers, shapes of 16 gauge iron binding wire, screws, shaped metal pieces designed for the purpose etc.... (2005)
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[398] Fold-Forming Rolled Fold: Heistad Cup
Rolled folds are folds which utilize the rolling mill and it's unique properties of equal, directional pressure on the plastic metal. Many pleated folds work well as do a series of flattened T-folds of various types. This one demonstrates the fold-forming priniciple of This rolled fold is called a Heistad Cup.... (2004)
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[475] Fold-Forming: Making a Basic T-fold
This article describes the steps to making a basic T-fold, one of the main categories of fold-forming. Numerous variations are possible from this simple starting place.... (2004)
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[826] Fold-Forming: Rolled Fold Procedures, Plunkett Fold
One of the most intriguing, and fastest ways to make fold-forms are in the Rolled fold part of the system. Rolled folds use the special, even pressure of the rolling mill to work the metal. They are either a package folded up and put through the mill like a Heistad Cup or are set up so that one side of the fold has more layers than the other when it is put through the mill. These travel further than the side with less layers when rolled, and, restrained by them, the whole fold curves as a result. This page describes the steps to making a Plunkett fold. The Good fold is derived from a Plunkett fold. These kinds of folds work well when forged as well as in the mill.... (2006)
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