In an exemplary embodiment, a hand-held data terminal has external electrical contact pads which mate with resilient contacts of a docking receptacle for the interchange of data and the supply of charging current to the terminal. The terminal may be loaded into and removed from the docking receptacle...http://www.google.ca/patents/US5517434?utm_source=gb-gplus-sharePatent US5517434 - Data capture system with communicating and recharging docking apparatus and hand-held data terminal means cooperable therewith
