Method for decreasing the number of assembly workstations

A method for decreasing a number of assembly workstations, the method comprising the steps of:

• providing a first workstation at a first location, supplied with electrical power from a first power source;
• providing a product to the first workstation and supplying the product with power from the first power source;
• providing a second workstation at a second location, supplied with power from a second power source;
• transporting the product from the first workstation to the second workstation including disconnecting the first power supply from the product in order to transport the product;
• and
• connecting the product to the second power source at the second workstation;
• wherein the method further comprises the steps of:
• prior to supplying the product with power from the first power source, placing the product in a device capable of supplying the product with power from a battery;
• disconnecting the first power source from the device;
• and
• supplying the product from the battery, so that the product remains supplied with power between disconnecting the first power source and connecting the product to the second power source.