Section insulator for a rigid catenary

Section insulator for catenary systems

Section insulator for catenary systems

Section insulator for conductor rails

Section insulator for electric railway contact conductors

Section insulator with improved arc control

Section insulators of electric traction systems

Sectionalized crane collector systems

Self supporting cable for use with linear motion devices

Sleeve and mobile connection for electric supply

Supply systems for mobile appliances, particularly mining machin

Support apparatus for electrically conductive rail

Support means for current conductor rails

Support rail for composite continuous rail

Surface rail for composite continuous rail

Suspension assembly for electricity power supply rails

Suspension for an overhead electrification plant for railway lin

Suspension system for an overhead contact wire for electric trac

Switchable high speed frog mechanism

System comprising at least two conductor rails joined by an elec