SEWING MACHINE

摘要

PROBLEM TO BE SOLVED: To provide a sewing machine capable of securely preventing a lubricating oil from leaking from a part where moving members such as a needle bar and a presser bar are inserted. SOLUTION: A through hole 32a of a needle bar bearing 32 where the needle bar 35 is inserted and a through hole 33a of a presser bar bearing 33 where the presser bar 36 is inserted are provided on a lower part 31 of an arm 26. A lubricating oil flowing space 46 under each of the bearings 32 and 33 communicates with the through holes 32a and 33a. The lubricating oil fed into the needle bar 35 and the presser bar 36 flows into the space 46 and is introduced into a lubrication feeding and recovering means 40 by a lubricating oil guide means 47 and recovered by the feeding and recovering means 40. COPYRIGHT: (C)2005,JPO&NCIPI