Magnifier for sewing machine

摘要

The invention provides a magnifier for a sewing machine that is mounted on a sewing machine main body and magnifies a view of a front end of a needle which is mounted on a needle bar front end that moves vertically and a vicinity of a cloth presser.;The magnifier includes: a supporting arm part A, at one end of which a lens holding part 2 having a holding unit 4 that detachably holds a lens is provided, and at the other end of which a mounting part 3 for mounting the magnifier on the sewing machine main body is provided; and a lens main body B that is constituted by connected part 6 which is detachable to the lens holding part 2, and a lens part 5 which is formed continuously to the connected part 6. To the lens holding part 2 of the supporting arm part A as well as the lens main body B, a turning control unit 7 is provided which controls a turning angle of the lens main body B in a predetermined range, and the turning control unit 7 controls a turning angle of the lens main body B that is mounted on the lens holding part 2, in a predetermined range.

主权项

1. A magnifier for a sewing machine that is mounted on a sewing machine main body and magnifies a view of a front end of a needle which is mounted on a needle bar front end that moves vertically and a vicinity of a cloth presser,
wherein the magnifier comprises: a supporting arm part, at one end of which a lens holding part having a holding unit that detachably holds a lens part is provided, and at the other end of which a mounting part for mounting the magnifier on the sewing machine main body is provided; and a lens main body that is constituted by a connected part which is detachable to the lens holding part, and the lens part which is formed continuously to the connected part, wherein a turning control unit is provided which controls a turning angle of the lens main body within a predetermined range to the lens holding part of the supporting arm part as well as the lens main body, and wherein the turning control unit controls a turning angle of the lens main body that is mounted on the lens holding part, within the predetermined range.