Janome Sewing Machine Company Limited

Saki Ishikawa

Koji Maeda

In order to prevent a replacement of the needle plate in the situation not suitable for replacing the needle plate, a needle plate detachable mechanism has a needle plate fixing unit capable of being switched between a fixed state where a needle plate is fixed to a sewing machine body and an unfixed state where the fixed state is released; and a switching mechanism which is connected with the needle plate fixing unit for switching the needle plate fixing unit between the fixed state and the unfixed state, wherein the needle plate fixing unit is prevented from being switched when the needle is positioned below an upper surface of the needle plate or when the sewing machine motor is driven.

Needle plate detachable mechanism and sewing machine having needle plate detachable mechanism

In order to improve detachability of a needle plate, a needle plate detachable mechanism has a needle plate which is provided on a bed part of the sewing machine and made of a magnetic body; a magnet which is provided below the needle plate for fixing the needle plate by magnetic force; and a magnetic force changing mechanism which is connected with the magnet for changing the magnetic force acting on the needle plate by relatively moving the magnet with respect to the needle plate.

Growing community of inventors

Hachioji, Japan

Saki Ishikawa