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Most modern welding processes rely on external heat input, such as an arc discharge. But heat can be generated directly in the welding zone due to friction between the parts being connected. Thermal energy can be

Most modern household refrigerators and freezers are equipped with piston compressors, which are optimal in terms of efficiency and energy consumption, as well as in terms of ergonomic components (noise, adjustability, cost of equipment). What is there?

Good, high-quality, original headphones, from a popular and well-known brand, providing clear and loud sound, are not cheap in the relevant stores. Not every person can just go and buy these immediately after the breakdown of the same ones, their own

Some materials require particularly delicate and careful handling when working with them. In such cases, a rubber-headed hammer or a wooden mallet is better suited. Without them, repair work is often impossible or difficult.They are used

This simplest solar distiller for producing distilled water runs purely on solar energy and nothing else. It is not difficult to assemble and anyone can do it. Of course, its performance is not high, but it is 100% free. And for the solution

In fact, apricot can be planted both in spring and autumn. And both options have their advantages and disadvantages. Everyone can decide for themselves which option is right for them, but this article will be about the spring planting of this beautiful tree with

In an old garage, workshop, utility shed or utility room, there is always a nook that lacks light even on the brightest sunny day. It is impractical to pull electrical wiring there to connect a light bulb, as

When performing carpentry and other work, mounting brackets may be required. Sometimes you really need a lot of them, which costs a pretty penny. It is much cheaper to make them yourself using a miniature sheet bender. As a material for making

The connection of timber or boards cross-on-cross - half-wood is one of the most effective and common in the carpentry environment. Wherever it is used: in roofing work, in the production of furniture and decorative objects from solid wood, etc. Let's consider

The technological holes of the phone are the most vulnerable points of the device. This is where water will flow first; when the device falls into water, dust will accumulate there if, for example, you do not use headphones for a long time. In the end, it’s easy to get there

It is possible that the need for hexagonal holes may arise when making homemade devices or repairing faulty equipment. For this purpose, there is, for example, a series of expensive tools. To avoid spending money, you can

For work, you can take pipes of any cross-section: round, square, but we will focus on rectangular products. The main principle will be the same everywhere: for precise joining of the connection elements, their ends are cut at 45 degrees each time.

Steel springs can be of different configurations and it is not always possible to purchase the desired type - the product is quite rare on the market. For this reason, I make them myself for my needs.

To join wooden blanks, various carpentry joints and fastenings are used, including dowels, dowels and self-tapping screws. There are a lot of varieties of them today, and connecting two boards is not a problem. However, the difficulty lies in flat parts,

Flint is a rather interesting thing.In stores specializing in this kind of goods, there are no different shapes, sizes and types of them. It’s impossible to list everything. I buy flint and steel quite often, as it is irreplaceable and very practical in the forest.

If the frames of expensive eyeglasses (with lenses made according to an individual prescription) break, there is an easy way to quickly restore them. This will allow you to fully use them until new ones are made.

A coil of steel tow rope is often found in the trunk of a car. Hooks are usually placed at its ends. Under load when towing, they can break, after which their heavy fragments, accelerated by a spring-loaded cable, fly into the car,

Good day everyone! I decided to somehow make wooden handles for my tools - files, chisels, chisels. I began to figure out how to make them. Planing is simply too tedious, and it turns out ugly. If only there was a lathe

In mechanisms of previous years of production (machine tools, gearboxes, drives), gears and gears were often made of gray cast iron, which, at low and medium loads, were not inferior to their steel counterparts, and the iron casting process was simpler and cheaper

Among detachable connections, threaded connections are especially common. They allow, if necessary, to disassemble the assembly into parts without damage, and then reassemble them again.For this reason, they are designed and produced in large quantities.

Every tool has its time. But this does not mean that it should be thrown into a landfill, because some of its parts can still be used. For example, as in today’s case with a broken angle grinder (angle grinder). Let's try to make it interesting

Hammer rivets are an alternative to welding or threaded connections. To keep them securely, you need to choose them correctly. Standard rivets are not always suitable, so sometimes it is preferable to make them yourself.

I urgently needed a hinge for an iron door made of a square pipe to a utility room. I couldn’t find it in the workshop, and I didn’t want to go to the market at all, and then I figured out how to easily and quickly get out of the situation. In addition, the time spent on replacement

Wood is not hard enough compared to metals. Therefore, when processing it, small errors are possible that spoil the overall impression of the product. The ability to eliminate defects that have arisen is a sign of a qualified joiner or carpenter. But for