Battery contact spring

A battery contact spring with a spring body manufactured from wire that has a first contact head section (1), a second contact head section (2), a connection bridge (4) directly connecting the first contact head section (1) and the second contact head section (2), and at least a first spiral spring section (3) extending between a spring foot area and the first contact head section (1), which first spiral spring section (3) is arranged to flexibly support the first contact head section (1), wherein the wire forming the first spiral spring section starts in the spring foot area and continues into the first contact head section.