Invention Grant
- Patent Title: Sewing machine
- Patent Title (中): 缝纫机
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Application No.: US14619480Application Date: 2015-02-11
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Publication No.: US09410274B2Publication Date: 2016-08-09
- Inventor: Manami Ota , Akie Shimizu , Yoshio Nishimura , Yoshinori Nakamura , Yutaka Nomura , Daisuke Abe , Yuki Ihira
- Applicant: BROTHER KOGYO KABUSHIKI KAISHA
- Applicant Address: JP Nagoya
- Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee: BROTHER KOGYO KABUSHIKI KAISHA
- Current Assignee Address: JP Nagoya
- Agency: Oliff PLC
- Priority: JP2014-029595 20140219
- Main IPC: D05B19/12
- IPC: D05B19/12 ; D05B81/00

Abstract:
A sewing machine includes a detection unit configured to detect a moving direction of an object when the object placed on a sewing machine bed is moved in any direction, a cutting needle having a distal end formed with a blade edge and configured to form a cut in the object, an up-down drive mechanism configured to reciprocate the needle in an up-down direction, a rotational drive mechanism configured to rotate the needle about a rotation axis line of the needle, and a control device configured to control the up-down drive mechanism and the rotational drive mechanism based on a result of detection by the detection unit so that an orientation of the blade edge is changed according to the moving direction of the object and the needle is reciprocated to form the cut in the object with the blade edge being in the changed orientation.
Public/Granted literature
- US20150233032A1 SEWING MACHINE Public/Granted day:2015-08-20
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