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Walther's Ingenieur,
Arts et Metiers Série 3
and
The Smart Engineer

Walther's Ingenieur was a Meccano-like construction systems using bifurcated paper clips instead of nots and bolts. It was made in Germany from around 1904 to 1914.

In France the system was called 'Arts et Metiers Série 3', although it had been initially known as Ingenieur Walther.

In the USA the system appears to have been called 'The Smart Engineer'.

Manufacturer / Distributor

Walther amp; Co, Berlin SO.36, Grunaerstr.8, Germany

Info from the Metal Constructional Systems Database for WALTHER'S INGENIEUR

Maker
Walther
System Type
Non-Meccano type
Country
Germany
Dates
circa 1904 to 1914
Material
Steel / Wood
Thread
 
Boss Type
 
Boss Thread
 
Diametrical Pitch of Gears
--
No. of Parts in System
78 (see comment *1)
Hole Pitch (Spacing) (mm)
10.3
Diameter of holes in Strips(mm)
2.9
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
 
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: --
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
---

Comments
Parts joined with bifurcated paper clips. In France INGENIEUR WALTHER, later ARTS ET MÉTIERS Série 3. *1 Approx.including at least 20 wooden.

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

Manufacturer / Distributor

Walther amp; Co, Berlin SO.36, Grunaerstr.8, Germany

Info from the Metal Constructional Systems Database for ARTS ET MÉTIERS Série 3

Maker
Walther
System Type
Non-Meccano type
Country
France
Dates
circa 1910 to 1914
Material
Steel / Wood
Thread
 
Boss Type
 
Boss Thread
 
Diametrical Pitch of Gears
--
No. of Parts in System
47 (see comment *1)
Hole Pitch (Spacing) (mm)
10.2 (mean)
Diameter of holes in Strips(mm)
2.8
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
 
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: --
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
---

Comments
WALTHER'S INGENIEUR sold under this name in France, originally called INGÉNIEUR WALTHER. Série 2 was Walther's RECORD, a wooden system. *1Including 16 wooden.

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

Manufacturer / Distributor

Walther amp; Co, Berlin SO.36, Grunaerstr.8, Germany

Info from the Metal Constructional Systems Database for THE SMART ENGINEER

Maker
 
System Type
Non-Meccano type
Country
USA (probably)
Dates
before World War One
Material
Steel / Wood
Thread
 
Boss Type
 
Boss Thread
 
Diametrical Pitch of Gears
--
No. of Parts in System
31 (see comment *1)
Hole Pitch (Spacing) (mm)
10.3
Diameter of holes in Strips(mm)
2.9
Diameter of the Bore in Bosses(mm)
 
Diameter of Axle Rods(mm)
 
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: --
Material/Finish of Nuts and Bolts
 
Size of the Nuts across Flats (mm)
` 
Bolt diameter (mm)
---

Comments
WALTHER'S INGENIEUR under this name. *1 In Set 8.

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

There are currently no manuals, leaflets or photos etc. available for downloading. If you can supply any, please get in contact with me.

Page content last updated - 25th February 2021