Funicular for a skier

Portable Ski Tow Lift: DIY Guide with Calculations

For tourists and skiers in “large” mountains with complex terrain and significant elevation differences, chairlifts are usually installed. On their traction-carrying cable, they have special suspensions with one or two chairs. The length of such lifts is limited to 1.5—2 km: experience has shown that an ascent exceeding 10—15 minutes in time can lead to Read more…

Motorized mono-ski

DIY Motorized Monoskier: Build Plywood Hull and Steering

Last spring I built myself water skis. But I rarely got to ski on them, since the tow was provided by… a motorcycle with a sidecar. Building a dedicated boat would have meant considerable expense, powerful engines, and above all—time. So I thought: why not design one large ski, fit it with an engine and Read more…

Aerosled “Swan-7”

Aerosled Lebed-7 by V.K. Savitsky: Design History

Among the large family of “Lebed” (Swan) designs by Vitaly Konstantinovich Savitsky, the “Lebed-7” stands out for its bold layout of components and assemblies, successful centering, good streamlining, and smooth ride. The sled (see figure) is a four-ski design with steerable front skis. The steering is automotive-type, with a worm gear and steering linkage. The Read more…

About “Tulpar” — in detail

Tulpar electromotor scooter: drawings & description

«After the publication in issue 12 of 1971 of the magazine «Modelist-Konstruktor» of the article «Meet the Tulpar» we received many letters from readers asking to send drawings and descriptions of various components of the Tulpar electromotor scooter. Since we cannot send drawings to each reader individually, we ask you to print them in the Read more…

Under sail — through the desert

Land Yachts: 1000 km Desert Journey

We heard about this unusual journey in the summer of 1968. Three amateur athletes from the Kuibyshev District Tourist Club of the capital traveled 1000 kilometers across the sands of the Aral Sea region on homemade wheeled yachts. Let us introduce the participants of the expedition. Vladimir Talanov and Eduard Nazarov — initiators and inspirers Read more…

Hydro kart “Typhoon”

Typhoon Hydrokart: DIY Water Kart Building Guide

We read with great interest in the magazine the descriptions of the hydro-sleds “Pioneer”, “Dolphin” and “Pirate”. We should note that on the waters of the Ob Sea, such vessels can be seen every summer. These are “Typhoons”, the drawings of which were developed in the experimental mechanics laboratory of our KUT. Undoubtedly, the new Read more…

His element is land and water

Triton-2: a planing amphibious vehicle with front-wheel drive

Musician D.T. KUDRYACHKOV is known among amateur constructors as the author of the unique amphibious car «Triton» — the only vehicle of its kind registered simultaneously with two state inspections: automotive (traffic police) and small vessels (GIMS). Our regular readers may recall the publication «Gliding… car» («Modelist-Konstruktor» No. 5, 1996), which contained a fairly complete Read more…

Siberian single-wheel

Homemade Motorized Plow From Moped Engine — DIY Plans

I live in Krasnoyarsk Krai. I have my own house and a small garden plot. Every spring, while digging the vegetable garden, I thought about how to ease — mechanize — this laborious work. So I decided to build a motorized plow. I had an engine — from a motorized bicycle. I made the frame Read more…

Double-IZh

Fig. 1. Duplicate IZh engine by A. Antipin.

When building amateur aerosleds, gliders and hovercraft, the greatest difficulty is usually choosing the right engine. Standard production engines often fail to satisfy home‑builders in many respects, particularly in terms of specific power. The most radical way to solve this problem is to build homemade engines using parts from serial motorcycle engines. Readers of “M‑K” Read more…

Tractor-dump truck: small but mighty

Homemade Motoblock Dump Truck: Modifications & Design

The first homemade motorized helper appeared in our family almost 20 years ago. We built it according to V. Ilyichev’s design, published in one of the issues of the “Modelist-Konstruktor” magazine. And we were convinced how good it is to have a universal motoblock in the household, which won’t let you down in any task, Read more…