Solar-powered dryer

Solar fruit dryer: design and operating principle

Fruits are dried in different ways. Most often — by the air-solar method, which, besides obvious advantages (simplicity, availability, etc.), has well-known drawbacks. The proposed solar dryer design is free of many disadvantages inherent in other constructions. The “greenhouse effect” works in it, as they say, at full capacity, providing a temperature under the film Read more…

Tipper cart

Two-wheel tipping cart: DIY chassis and body build

This small cart, similar in shape and size to an ordinary wheelbarrow, differs from it in that it has two wheels and a tipping body. Its other feature is as follows: the chassis is designed using metal angle bars 30×30 and 25×25 mm (previously forming the frame of an old bed). Chassis construction The chassis Read more…

Lever-operated garden digger

Lever garden digger (ROK): homemade construction

This is not about dancing in the garden beds, but about an original garden-and-vegetable tool that makes labor-intensive work—performed for ages with a spade (at best—with special forks)—possible even for elderly people (the author and test person of this design is already over seventy). Despite the “tortured” “formula of invention” by the patent office—“A device Read more…

Useful around the household

Scarecrow windmill & glass shelf: DIY from bottles and tiles

The magazine “Modelist-Konstruktor” has published many thematic selections about simple but effective homemade devices that no smallholding can do without (see, for example, issues 7’92, 5’95, 6’97, 6’99). However, interest in such designs has not faded even today, as shown by the editorial mail. V. Solonin — inventor and rationalizer, one of our magazine’s active Read more…