Patent ID: 7669301

Claim:
A modular tenter frame for guiding a pair of chains with pins through a predetermined path to transport an open width tubular knit web having edges and a width through a drying oven and/or a steaming station to a compressive treating station to improve quality of the open width tubular knit web, said frame comprising: a) rail section; and b) a cover member; wherein said rail section is for guiding an associated chain with the pins through the predetermined path to transport the open width tubular knit web through the drying oven and/or the steaming station to the compressive treating station to improve the quality of the open width tubular knit web; wherein said rail section has a pair of recessed tracks; wherein said pair of recessed tracks in said rail section are longitudinal; wherein said pair of recessed tracks in said rail section face a same direction; wherein said pair of recessed tracks in said rail section are spaced-apart from each other by a space defined by a web; and wherein said cover member covers at least a pair of rail sections joined together end-to-end.