Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
SEWING MACHINE AND NEEDLE BAR
Document Type and Number:
WIPO Patent Application WO/2014/192179
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a sewing machine which has a simple structure and is capable of neatly finishing a seam when sewing a workpiece while tracing a curve. Provided is a sewing machine (1) provided with a sewing machine body (10), a needle bar (20) provided in the sewing machine body (10), and a sewing needle (30) held in the needle bar (20), the needle bar (20) and the sewing needle (30) making a vertical reciprocating motion relative to the sewing machine body (10). The needle bar (20) is separately composed of a tip-side needle bar (21) for holding the sewing needle on an axis of the vertical reciprocating motion and a base-end-side needle bar (22) provided in the sewing machine body (10) on the axis, the tip-side needle bar (21) rotating on its axis around the axis of the vertical reciprocating motion relative to the base-end-side needle bar (22).

Inventors:
MIYACHI KOUJI (JP)
Application Number:
PCT/JP2013/078024
Publication Date:
December 04, 2014
Filing Date:
October 16, 2013
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
HAMS CORP (JP)
International Classes:
D05B55/14
Foreign References:
JPS458025B
DE3839662A11990-05-31
JPH03111081A1991-05-10
JPH0319797B21991-03-15
JPH0426434A1992-01-29
Other References:
None
Attorney, Agent or Firm:
KOBAYASHI MASAKI (JP)
Kobayashi Masaki (JP)
Download PDF: