Over lock sewing machine
AssigneeAisin Seiki Kabushiki Kaisha
InventorMoriya Ochi
Life of this patent
Estimating the term…
Abstract
The over lock sewing machine for forming seams of an over-edge chain stitch and a double-thread chain stitch on a work cloth is provided with a needle bar holding a plurality of needles for forming a seam by a vertical reciprocating movement a plurality of loopers and a needle bar transmitting mechanism moving the needle bar in approximately orthogonal direction relative to a cloth feeding direction of the work cloth and the vertical reciprocating direction of the needle bar. Accordingly, the over lock sewing machine can make various decorative stitches with an over-edge chain stitch function and a zigzag stitch function. Moreover, the over lock sewing machine is capable with operation at a low cost.
Claims5
An over lock sewing machine for forming seams of an over-edge chain stitch and a double-thread chain stitch on a work cloth, comprising:
- a needle bar holding a plurality of needles for forming a seam by a vertical reciprocating movement;
- a plurality of loopers;
- and
- a needle bar transmitting mechanism moving the needle bar in an approximately orthogonal direction relative to a cloth feeding direction of the work cloth and the vertical reciprocating direction of the needle bar.
An over lock sewing machine for forming seams of an over-edge chain stitch and a double-thread chain stitch on a work cloth, comprising:
- a needle bar holding a plurality of needles for forming a seam by a vertical reciprocating movement;
- a plurality of loopers;
- and
- needle bar transmitting means for moving, in synchronization with looper motion, the needle bar in an approximately orthogonal direction relative to a cloth feeding direction of the work cloth and the vertical reciprocating direction of the needle bar.
Dependencies are inferred from the claim text.