SIMPLE EXPANDERS

SIMPLE BANDSStrong, well-developed hands — the dream of all guys. The range of remedies that strengthen the hands, is huge. To hand firmly held a hockey stick, a tennis ranetka, easily controlled with paddle boats, use of tents; especially popular are the small, often improvised from a piece of dense rubber. However, this simple homemade sports has a significant drawback: the mini-shell can be either too soft or too hard. Worn in the pockets, a set of rubber washers of different hardness — a luxury.

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FIGHTER “THE BUZZARD”

FIGHTER The British firm “Martinsyde limited” received its name from the surnames of the founders — Martin and Handasyde and at first was called. Later the name for simplicity shortened. This company is interested in us because in the 1920-ies in the red Army was released it fighter F. 4 “Buzzard” (“Owl”). It was called MF-4 or simply “Martinsyde”, as other aircraft of this company in Russia is not there. The design of the vehicle began in 1916, when designers “Martinsyde” led by Hendecagon undertook the creation of a single-seat fighter-biplane. First they made an attempt to modernize the serial biplane “elephant”, but gradually withdrew from him further and further away. The new RG plane fuselage made shorter and higher, the wingspan is significantly reduced, the pilot’s seat moved backwards to improve visibility. Changed chassis and tail. The fighter was expected to feature a 12-cylinder engine liquid cooling “Falcon” power of 275 HP company “rolls-Royce” and arm 7,69-mm machine gun “Vickers”, mounted above the upper wing on the left, and a machine gun, “Lewis”, standing on the right side.

REKORDSMENKA CHARACTER

REKORDSMENKA CHARACTERIn the fall of 1978 with a group of rocketmodeler I was going to leave for a training camp in the Crimea. Literally the day before our departure from there to Central aeromodelling club have a telegram. Concise lines brought good news — the world record for flight duration by model raketoplana exceeded Valery Myakinin.

SNAKES HANG GLIDERS

SNAKE-GLIDERSOn the pages of popular French children’s magazine “Wife Anne” describes the two models of hang gliders, designed by Jean-Paul Movie and Christian Neuville. Wing Delta is an isosceles triangle with a height equal to half the base. The keel has the shape of a triangle with angles 90, 60 and 30°. Like most kites, wing “Delta” consists of a stitched frame and twine, wound on motoviltse. The cording is made of fine and durable matter, frame — wooden slats. The glider is very light, so to run it, a small gust of wind.

“THIRD HAND”

In Amateur practice it is often necessary to assemble temporary circuits and soldering details “stuck” (as a welder). While in one hand the wizard tweezers, soldering iron in the other; item, to which it is necessary to solder the other element or conductor, “spinning” on the table: — need a “third hand”. Proposals on this subject abound in scientific and popular technical journals. For example, in the form of two clamps mounted on a tripod, or gum, and then just a small grip.

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