Used for the strengthening of chests and also form an ornamental feature. Introducing development of surfaces.
When the corner plates are bent up they form what is known as aclose joint".
As a number of plates would be necessary to furnish a chest a template would be required. This could be made from some thin sheet metal, and should be arranged so that the bending lines could be scribed through.
3. Punch or drill holes for screws and punch or engrave ornament.
4. Anneal so that material is soft, and dress up.
5. Bend up to shape and test with a set square.
6. Polish and lacquer if necessary.
(4) Chopping out.
Fig. 5. - Suggestions for straps, angle plates, or corner plates, also development.
A very simple model which gives good practice in simple setting out and development of surfaces. If only one was being made, a templet would not be necessary, but the whole thing could be set right out on to the metal. This model admits of many variations.