building with three apartments per floor

building with one apartment per floor

Support from a bearing (18)is added to the bottom end of a rotary shaft (20), and using mine water containing relatively little silt to lubricate the bearing overcomes the drawbacks of failure by wear of a sliding bearing.

At least one bearing linkage includes a spherical plain bearing.

As a result, when the transducer elements are scanned in a step-wise manner, the acoustic pattern of the probe diverges in the elevation direction.

So, onwards with the descent, via the stairs this time, to reveal the many secrets of the Belfry, floor by floor.