| 摘要 |
PROBLEM TO BE SOLVED: To provide a grease supplying apparatus of a sewing machine which can prevent seizure and wearing without an additional lubricant at sliding parts of the sewing machine not to cause the contamination of cloths. SOLUTION: This is a grease-supplying apparatus 1 of a sewing machine which apparatus supplies a grease to a sliding position 20 where parts relatively slide on each other along with the movements of parts such as sliding movement, rotation movement and the like. This apparatus has a grease cylinder 3 in which a grease consisting of a lubricant oil and a thickener is stored, a pipe 4 which connects the grease cylinder 3 and the sliding position 20 of the sewing machine, and a piston member 50 which can move back and forth in the grease cylinder 3 and can push out the grease in the grease cylinder 3 to the pipe 4. The grease is supplied to the sliding position 20 of the sewing machine when the piston member 50 pushes out the grease from the grease cylinder 3 to the pipe 4.
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