Patent for a new and improved cotton packer. This design consists in "the combination of a reciprocating plunger having an upright frame formed with a cross-piece at its top, a drum having means for revolving it in opposite directions, a chain attached to the plunger and to the drum winding upon the same, a spring secured at its middle to the cross-piece of the plunger-frame, and chains secured to the ends of the spring and to the drum winding upon the same in opposite direction to the chain from the plunger" (lines 93-103).