AMAZON COM LOCKING CASH BOX WITH SLOT

a complete design scheme for energy storage locking mechanism for electrical equipment

shows the classification of mechanical energy storage systems. Figure 19: Categorization of mechanical energ y storage systems. Available at: Energy Storage (CAES), and Flywheel Energy Storage (FES). PHES, GES, and CAES systems store potential energy, while FES systems store kinetic energy . One notable