W*D*H = 6" * 7" * 5_1/2" ; 5 lbs = 2.3 kg = 15 cm * 17.5 cm * 14 cm The input wheels ( made of metal ) are operated by fingers. To clear the arithmetic unit, the crank has to be pushed first and than turned clockwise. Lever »A« / »S« switch from ADDITION to SUBTRACTION mode. Clearing in »A« mode only! Made by Heinrich Holz, Oberbilstein, Germany (1960) With plastic wheels, the machine was as » AS7 « on the market R E M A R K : Hard to work with because B A D M E C H A N I C ----------------------------------------------------------------- »REGINA-7« came with BROKEN(!)INPUT-GEAR on Position #1 ... 1st Aid: EXCHANGED with the gear of Position #7 ... 2nd Thought: Because "bad mechanic", there was no efford for 3D-Printing made. Instead: More teeth broken out of Pos.#7 to free the gear for #6. Gear #7 is now "for show only": It is fixed with wires on floor. impressum: ***************************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 03/08/20 |