Assembly construction for sewing machine

Details Assembly construction for sewing machine Assembly construction for sewing machine

1985-12-05

1986-12-16

Hunter, H. Hampton

Sewing

Elements

Frames

D05B 7302

Patent

active

046288457

ABSTRACT:
The frame of a sewing machine is divided into a rear frame section (1) and a front cover (2). Mounted on seats formed on the rear frame section (1) are such components as an arm shaft unit (4), a loop taker unit (10), a presser and needle bar unit (3) and a bottom arm shaft unit (8). Mounted on the front cover (2) are a thread tensioning device unit (59), a bobbin winder (60), operating panels (83, 84), control knobs (67, 68), etc. A pattern selecting dial (26), a reverse lever (32), a work feed control dial (87), etc. are held by mechanism components mounted on the rear frame section (1) and are exposed to the outside through openings (61, 62) in the front cover (2).

REFERENCES:
patent: 2497651 (1950-02-01), Austlid
patent: 2724355 (1955-11-01), Heimann
patent: 3253564 (1966-05-01), Gustin
patent: 3866553 (1975-02-01), Adams et al.
patent: 4044701 (1977-08-01), Giesselmann et al.
patent: 4193361 (1980-03-01), Johnson
patent: 4421042 (1983-12-01), Killinger

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