Patent ID: 7798627

Claim:
An ink stick for use in a phase change ink delivery system having a feed path with linear and non-linear sections, the ink stick comprising: an ink stick body having first and second opposed ends; a first interlocking face on the first end and the second end, the first interlocking face of the first end and the first interlocking face of the second end having complementary nesting shapes and being oriented with respect to the ink stick body to allow the first interlocking face of an end of the ink stick body to nest with a first interlocking face of an end of an adjacent ink stick when in a linear section of a feed path of an ink delivery system; and a second interlocking face on the first end and the second end, the second interlocking face of the first end and the second interlocking face of the second end having complementary nesting shapes and being oriented with respect to the ink stick body to allow the second interlocking face of the ink stick body to nest with a second interlocking face of an end of an adjacent ink stick when in a non-linear section of the feed path of the ink delivery system.