Patent ID: 7204194

Claim:
A sewing machine comprising: an arm including a vertical portion and a horizontal portion having at least one sewing needle mounted thereon; a bed extending in parallel to said horizontal portion of said arm under said horizontal portion; two first rails extending in parallel to said bed in the neighborhood of side portion of said vertical portion of said arm, each first rail comprising a proximate end and a distal end relative to said vertical portion of said arm; first carriages adapted to slide on said first rails, respectively, each first carriage comprising a proximate end and a distal end relative to said vertical portion of said arm; a second rail connected to the distal ends of said first carriages and perpendicular to said first rails, the distance between said two first rails is shorter than or equal to a length of said second rail; a second carriage adapted to slide on said second rail; a embroidery frame unit mounted on a portion of said second carriage furthest from said vertical portion of said arm and outboard to said first carriages; wherein said first carriages are each an elongate member disposed in a same direction as said first rails, each of said first carriages is configured to slide on a corresponding one of said first rails; and wherein the distal ends of said first carriages are configured to extend beyond the distal ends of said first rails by a distance substantially equal to a length of said first carriages.