Portable lock stitch sewing machine

Sewing – Stitch forming – Hand implements

Patent

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Details

112220, 112324, 112221, D05B 6912, D05B 2724

Patent

active

056693184

ABSTRACT:
A portable lock stitch sewing machine includs a driving mechanism, a transmitting mechanism and a number of guiding mechanisms. The function of the driving mechanism is to transfer a battery power to pivotally connected members to make them move as required by a user. The transmitting mechanism then transmits the power of the battery to related members to fulfill the sewing performance and the number of guiding mechanism are used to ensure the tension on threads.

REFERENCES:
patent: 3797424 (1974-03-01), Cerioni
patent: 3834333 (1974-09-01), Seyama
patent: 4463695 (1984-08-01), Killinger
patent: 4501211 (1985-02-01), Seyama
patent: 5396853 (1995-03-01), Huang

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