SUPPORTING CONTACT SHAFT FOR LOW-VOLTAGE ELECTRIC POWER SWITCH Russian patent published in 2007 - IPC H01H19/20 

FIELD: electric engineering.

SUBSTANCE: rotary support shaft features modular structure and contains along the axis of rotation at least one first and one second supporting module, while each module is functionally connected to at least one appropriate moveable contact of switch and provided with, respectively, first and second means for connection to at least one first interconnecting module, while this first interconnecting module is positioned between aforementioned first and second supporting modules and provided with third and fourth connecting means, which are useable for connecting to first and second connecting means, while connection between aforementioned first and second connecting means and between aforementioned third and fourth connecting means provides functional connection between aforementioned first and second supporting modules and direct structural connection of aforementioned interconnecting module to aforementioned first and second supporting modules.

EFFECT: decreased irregularities in transfer of movement between various poles of switch and decreased number of structural components and cost, simplified manufacture, mounting and assemblage, increased reliability of operation.

2 cl, 4 dwg