To carry different loads offer a lightweight collapsible cart, for the manufacture of which would require a small number of parts. This homemade contraption of frames and the rear wheels of two old road bikes. Cross beam, removable handle and cross braces made of pipes from the backs of old metal beds. Support removable hinges with spring terminal clamps — “steel rod” with a diameter of 6 mm. their Number is from four to six the Rest of the details — from the remnants of the same Velor
COLLAPSIBLE CART
Car trailer, about which speech will go, was produced by D. Baker. In General, still quite a young man — he is 25 years old. In their family, loving actively to spend the summer vacation there is an old car VAZ-2101 and the boat “Kazanka” with the motor. However, to deliver the boat to the water was not on anything. So I conceived the father and son Pekareva to build a versatile trailer to the car so he could drive the boat and some cargo in the back easily removable. Unfortunately, Dmitry’s father soon died tragically. Nevertheless, the son continued the business and successfully completed.
I have developed an activator of water consists of two glued together half-liter plastic bottles of kvass (their wall at the junction with a window size 170×5 mm, sometimes there are small semi-permeable membrane) of two immersed electrodes, the rectifier and manicavasagar device. The latter is a 3200-turn coil, a wound wire ПЭВ2-0.15 per plastic sleeve with a length of 60 mm and an external diameter of 6 mm. 
To protect your home from professional thieves and robbers — the task is technically complex and expensive. And the solution to this problem should be dealt with by professionals. Typically, experts recommend the installation of steel doors of various structures, castles high secrecy, security alarm and much more. But we should not underestimate the entrepreneurial craftsmen, who sometimes create such a protective device in front of which is powerless even professionals of the criminal world. 
