The mechanical and electrical components of a railway pantograph collecting current from an overhead contact line.

The main mechanical and electromagnetic components of a squirrel-cage induction motor, including physical parts and operating principles.

The primary mechanical components and thermal flow zones of a regenerative Stirling heat engine.

Cross-sectional components and dynamics of seating a tubeless tire bead onto a wheel rim.

Cross-sectional detail of a basement raft foundation and its waterproofing system.

The primary components and fluid loop of a nuclear spent-fuel storage pool cooling system.

The sequential physical barriers and containment structural components of a nuclear reactor building.

The key internal and external components of a bicycle rear freehub ratchet mechanism.

The functional layers, electrical contacts, and working mechanism of a photovoltaic solar cell under illumination.

Internal anatomy and thermal dissipation components of a modern LED bulb from diffuser to contact base.