Method and apparatus to detect imminent battery removal in a por

Method and device for mounting cell

Method and structure for attaching a battery to an electrical de

Method and structure for attaching a battery to an electrical de

Method apparatus for indicating improper coupling of a power sou

Modular electric storage battery

No fault battery insertion device

Non-reversible battery cover

Paper battery

Plug-in rechargeable battery and socket therefor

Polarity adjusting battery receptor

Polarized battery terminal contact device

Printed circuit board battery pack

Protective device for protecting individual battery cells in a b

Quick disconnect battery installation and charging system

Rechargeable battery device

Rechargeable battery pack

Rechargeable battery with separate charging terminal

Reverse polarity protection assembly

Secondary battery cell interconnection for protection from inter