Sometimes you need to get easily collapsible gusset. Use the hinge type piano, but remove the axle. There are also more simple variant — with a normal hook. The figure shows three solutions for such constipation.
Recommend to read
MICROTERRY
This miniature machine probably would have liked the fabulous character of the story Leskov. With him making nails for flea horseshoes would not like the faster! However, it was a joke,...
MY TRACTOR — GARDENERS
In the publication "Model construction" many find useful for themselves, most importantly — a desire to do it yourself. In recent years I've done three walk-behind tractor and a mini...
