*1) The Rheinmetall machines have a remarkable weight saving technology. Stead of having each digit serving its own stepped drum. Their stepped drums, located in the middle under two digits / keyboard strips, serving those two simultaneously.
more details: http://www.rechnerlexikon.de/artikel/Rheinmetall
| Type name / number: | IId (7x6x12) (Operating by hand and no automatic division, no "D" as leading character) |
| Production / SN: | 39176 |
| Calculating principle: | Stepped-drum or Leibniz Wheel (UK) ; Staffelwalze (DL) *1) |
| Calculating functions: | Add, Subtract, Multiply, Divide |
| Input accuracy | 7 digits, Full keyboard and 6 digits on carriage (revolution counter) |
| Calculating accuracy: | 12 digits |
| Extra's: | a side pull handle for transporting the carriage in more than one positions at the time. |
| Designer: | |
| Production year: | +/- 1920 -1930 |
| Case material: | metal plates ; the frame is aluminum |
| Weight: | 9,2 Kg |
| External links: | |
| Previous owner: | herchert (eBay name) Germany |
| Cosmetic imperfections: (I accuse no one): |
The normal paint scratches. |
| Date of receiving: | 2011-jan (e-bay), |
| Machine story: | 2011-febr.Despite that the machine was working on arrival, the cleaning was very necessary. A key top was placed, picked from an other spare machine. |