Patent ID: 7896564

Claim:
A portable printer comprising: at least one spacer block or option block, wherein the spacer block or the option block has an internal cavity defined therein adapted to house a drive motor assembly; a housing having a cavity defined therein which supports a stock material for printing indicia thereon, the housing including: a power terminal which connects to the drive motor assembly configured to move the stock material through a paper path defined in the housing; and a portion configured to selectively receive the spacer block or the option block; a battery loadable within a first battery compartment disposed in the cavity and movable from a first position being spaced from the terminal to a second position in positive engagement with the terminal; and a cover assembly pivotably supported on the housing an moveable from an open configuration for loading the stock material to a closed configuration to enable printing, the cover assembly including: a print head mounted therein configured to imprint indicia onto the stock material; a second battery compartment including a ledge defined therein configured to operably engage the battery when the cover assembly is moved to the closed configuration to force the battery to the second position in positive engagement with the terminal.