Rotatable terminal piece for electronic building block has plug pushed into socket and provided with side branch set at right-angles to it

摘要

The plug (1) may have a T-shaped or a 90 degree L-shaped plug, with one end engaging the socket (6) in the electrical or electronic building block. The two ends (1a,b) of the plug are connected together by a bearing (15), which may allow rotation through 330 degrees. The bearing uses balls running in races.