Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 19, 2017
Patent Application Number
15008575
Date Filed
January 28, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A sewing machine translates a stitchwork frame with which a cloth is fastened along a direction of a plane where the cloth is fastened based on stitchwork data to form a stitchwork pattern. A presser foot located above the cloth has a height changed by an actuator like a stepping motor in accordance with the advancement of a stitchwork formation. Hence, a predetermined clearance between the cloth and the presser foot is maintained.
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