摘要 |
<p>The mechano-electro-magnetic appts. has a crankshaft (1) with several throws. A minimum number of two throws may be used, but a higher number, e.g. 5 throws is preferred. A heavy steel bar (2) is journalled on each throw of the crankshaft. The crankshaft is mounted in bearings (3) near the top of the casing of the appts. Each bar (2) has a double wheel or slides arrangement (4) at its bottom end, running on a metal plate inclined at 30 deg. to the horizontal. The whole system may be constructed in steel, or only the.</p> |