'Other' Constructional and Allied Systems Info & Downloads

Imperator Construction Sets

Imperator is a constructional system using narrow rod-like strips and connectors. It was made in Germany from around 1913 to 1920.

Info from the Metal Constructional Systems Database for IMPERATOR

System Type
Mainly Rods/Tubes
1913 to early 1920 (see comment *1)
Boss Type
not tapped
Boss Thread
Diametrical Pitch of Gears
No. of Parts in System
Hole Pitch (Spacing) (mm)
Diameter of holes in Strips(mm)
Diameter of the Bore in Bosses(mm)
Diameter of Axle Rods(mm)
Types of Nuts and Bolts
Nuts: --
Bolts: --
Material/Finish of Nuts and Bolts
--  --
Size of the Nuts across Flats (mm)
Bolt diameter (mm)

Strips 5mm wide, 2-7"long, clip into Hubs 20mm Across flats. *1 Listed '19, but 'not available' in '25 catalogue. Also sold as ANKER-METALL, -INGENIEUR, INGENIEUR, ANCHOR ENGINEER.

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 various manuals/leafets which can be downloaded by clicking on the appropriate image.

Except pages from the Imperator manual
(Added 18/10/2018)

Pages up to 28 from the Imperator manual
(From a photocopy)
(Added 15/11/2018)

A leaflet for Imperator
(Added 15/11/2018)

The German Patent for the Imperator construction system
(Added 15/11/2018)

The Swiss Patent for the Imperator construction system
(Added 15/11/2018)

Photos of an Imperator set
(Added 18/10/2018)

Various photos of the Imperator construction system
(Added 15/11/2018)