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US 11,840,786 B2Granted
Sewing machine
AssigneeJanome Sewing Machine Co., Ltd.
InventorHiroki Shiratsuchi
Life of this patent
Estimating the term…
Abstract
A sewing machine is provided with a function of adjusting a thread margin remaining on a cloth side to be sewn to a desired amount. A sewing machine includes a cutting member and a thread length adjustment mechanism. The cutting member cuts an upper thread and a lower thread between a hole of a needle plate and the cutting member. The thread length adjustment mechanism adjusts the length of the upper thread and the lower thread extending from the hole of the needle plate up to the cutting member.
Claims5
A sewing machine comprising:
- a cutting member configured to cut an upper thread and a lower thread between a hole of a needle plate and a rotating hook;
- a thread length adjustment mechanism configured to adjust a length of the upper thread and the lower thread extending from the hole of the needle plate and the cutting member;
- an operating unit configured to set a thread margin of the upper thread and the lower thread to be used for the thread length adjustment mechanism;
- a driving source configured to drive the thread length adjustment mechanism;
- and
- a controller configured to drive the driving source based on the thread margin set by the operating unit.
3 more elements
Dependencies are inferred from the claim text.