BUILDERS TRAILS

BUILDERS OF TRAILSEvery year increases the number of syt and Palaces of pioneers, where the pipeline automodelismo. During the construction of trails is often necessary to perform smooth transitions from concentric circles to parallel straight, which causes some difficulties. At the station of young technicians of the Leningrad district of the city of Yerevan was built trendoriginal track. Today we decided to share our experience of graphical representation of the curves of the track.

DEEP METAL DETECTOR

DEEP METAL DETECTORIn the journal “modelist-Konstruktor” No. 3 for 2006 C. A. Kotov shared with the readers the experience in the manufacture in a home workshop metal using scrap materials, in particular, one of his options was made on the basis of the hockey stick. Developing this theme, the author offers a new development.

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CALCULATION OF SCREWS

CALCULATION OF SCREWSTo build templates of the screw (side view) for a given shape of the blade (top view) and the step there are two main methods of calculation: analytical and graphical. Usually based on the following characteristics: diameter, the relative width of the blade and step. Since the amount of slip is difficult to consider in advance, based on the geometric pitch.

CLAMPS FOR SKI…

In the summer, and in winter, skiing in storage is usually associated top and bottom, inserting between any boss spacer for retaining desirable deflection. I suggest to use instead of dressings small strubtsinku. They are installed simply and quickly and hold tight.   V. GOLOVASHIN, Rybnoe, Ryazan region.