'Other' Construction and Allied Systems Info & Downloads

Erection Construction Sets

Some Erection construction sets were identical to Erector. Another set had very different, more Meccano-like parts in it. It was produced in Japan in the 1950s.

The sets with Erector parts


Info from the Metal Constructional Systems Database

Maker
 
System Type
ERECTOR type
Country
Japan
Dates
1950s (some significant doubt)
Material
Steel
Thread
5/32W
Boss Type
single-tapped
Boss Thread
1/8W
Diametrical Pitch of Gears
--
No. of Parts in System
25 (approximately)
Hole Pitch (Spacing) (mm)
12.7
Diameter of holes in Strips(mm)
4.2 (mean)
Diameter of the Bore in Bosses(mm)
4.0 (see comment *1)
Diameter of Axle Rods(mm)
3.9
Types of Nuts and Bolts
Nuts: square
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Steel with a Brass finish
Size of the Nuts across Flats (mm)
7.5
Bolt diameter (mm)
7.0

Comments
Most parts virtually the same as ERECTOR, though different colours. *1 Others seen 4.2.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

NOTE : If the MCS document does not appear in the window below, then refresh the page.

The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided


The set with more Meccano-like parts


Info from the Metal Constructional Systems Database

Maker
 
System Type
Meccano principle but sig. differences(some significant doubt)
Country
Japan
Dates
1950s (some significant doubt)
Material
Steel
Thread
5/32W
Boss Type
single-tapped (probably)
Boss Thread
1/8W
Diametrical Pitch of Gears
12 (approximately)
No. of Parts in System
30 (approximately)
Hole Pitch (Spacing) (mm)
12.7
Diameter of holes in Strips(mm)
4 (probably)
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
 
Types of Nuts and Bolts
Nuts: square
Bolts: round (slotted)
Material/Finish of Nuts and Bolts
Steel with a Brass finish
(see comment *1)
Size of the Nuts across Flats (mm)
Bolt diameter (mm)
 

Comments
Set 5 was listed at the same time as ERECTION [a] (Sets 0-4) with parts which look similar to MEKANIK [1], but the hole pitch is said to be 12.7mm. *1 The steel needs confirming.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

NOTE : If the MCS document does not appear in the window below, then refresh the page.

The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided


Below there are photos which can be downloaded by clicking on the appropriate image.


Various photos of the Erection construction system
(Scans from Urs Flammer)