Simple and reliable, and if necessary, split the loop turns out of the three bent as shown, metal plates and nail as their axis.
The purpose of such loops can be very different. For mounting each of the plates is sufficient to drill two holes for screws or bolts.
V. AVTUKH, p Ozery, Belarus
Recommend to read
The SNOWMOBILE? The AIRBOAT? AMPHIBIOUS!
Readers of "M-K" have already had the opportunity to meet with a student design Bureau Mari Polytechnic Institute (see No. 8, 1977). This team is many years engaged in the original...
MODULAR POWER SUPPLY
In Amateur practice when developing or building a device often require multiple power sources at different voltages. For example, structures made in operational amplifiers and working in...