
To lower or to raise from a well or wells cargo will allow here is a simple fixture. It consists of two stakes and relying on a steel rod with a diameter of at least 30 mm, with a cranked shank handle. Support stakes must be securely buried and located as close as possible to fix the well or wells.
P. RADCHENKO, inventor
Recommend to read
EXPRESS CARTRIDGE
To various tool holders, cartridges and heads, clamping a working tool in addition to reliability, is increasingly imposed and such requirements as simplicity, convenience and...
An-72
The aircraft short takeoff and landing An-72 was created to solve special military problems. To increase the lift coefficient of the wing engines located on its upper surface. However,...