Konstruktor Mekhanik(3)

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Konstruktor Mekhanik(3)

Konstruktor Mekhanik(3) was a (probably) metric constructional system made mainly from aluminium. It was made in the Petrovsky Electromechanical Plant "Hammer", Petrovsk, Saratov Region, Russia (Петровского электромеханического завода «Молот», г. Петровск). It was later thought to be made by OJSC Tantal, Saratov (ОАО «Тантал» г. Саратов). It was made from at least the late 1970s to the mid 1980s.

Manufacturer / Distributor

Petrovsky Electromechanical Plant "Hammer", Petrovsk, Saratov Region, Russia (Петровского электромеханического завода «Молот», г. Петровск).
Later thought to be made by OJSC Tantal, Saratov, Russia (ОАО «Тантал» г. Саратов)

Info from the Metal Constructional Systems Database for KONSTRUKTOR MEKHANIK [3] (Ref:K M3)

Maker

System Type
Hole pitch <12.7mm

Country
Russia

Dates

Material
Aluminium (Alloy)

Thread
M4

Boss Type
single-tapped

Boss Thread
M3

Diametrical Pitch of Gears
17 (see comment *¹)

No. of Parts in System
45

Hole Pitch (Spacing) (mm)
10.0

Diameter of holes in Strips(mm)
4.3 (see comment *²)

Diameter of the Bore in Bosses(mm)
4.2

Diameter of Axle Rods(mm)
3.9

Types of Nuts and Bolts
Nuts: hexagonal
Bolts: round (slotted)

Material/Finish of Nuts and Bolts
Steel with a Iridescent finish
(see comment *³)

Size of the Nuts across Flats (mm)
7.9

Bolt diameter (mm)
6.8

Comments
Many parts similar to SONNEBERGER. *¹ Mod 1.5. *² Some holes in various parts 5.3 (instead of slotted holes). Nut plain aluminium.

Below there are manuals/leafets which can be downloaded by clicking on the appropriate image.

A Konstruktor Mekhanik(3) set manual from the late 1970s.

Photos of a Konstruktor Mekhanik(3) set from the late 1970s.

A Konstruktor (Elektro) Mekhanik(3) set manual from 1984.

Photos of a Konstruktor (Elektro) Mekhanik(3) set from 1984.

A Konstruktor Mekhanik(3) set manual - date unknown.