Embroidery unit for sewing machine

A sewing machine and embroidery unit detachable therefrom, said sewing machine including a lower free arm provided with a cloth feed dog, a column having a drive unit, and a top arm having a needle bar mechanism, said embroidery unit comprising:

• a housing releasably secured to said free arm of said sewing machine, wherein said housing has (i) a first leg oriented parallel to said free arm when said housing is secured to said free arm, said first leg having a first end and a second end, and (ii) a second leg transversely oriented to said first leg, said second leg having a first end and a second end, said first end of said second leg affixed to said first end of said first leg;
• a first stationary arm disposed along said first leg of said housing;
• a first slide disposed in said first stationary arm providing movement along said first arm in a direction parallel to said free arm of said sewing machine;
• a second movable arm slidably affixed to said housing by affixment of an end of said second arm to said first slide, said second arm extending from said attached end in a direction perpendicular to said free arm of said sewing machine, wherein said second arm is slidably movable in said direction parallel to said free arm of said sewing machine between said feed dog and said column of said sewing machine;
• a second slide in said second arm providing movement along said second arm in a direction perpendicular to said free arm of said sewing machine;
• and
• a hoop affixed to said second slide, wherein said first and second slides enable said hoop to be movable in said direction parallel to said free arm and said direction perpendicular to said free arm of said sewing machine.