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US 6,712,014 B2Granted
Sewing cartridge
AssigneeBrother Kogyo Kabushiki Kaisha
InventorsToshiyuki Mamiya, Yasuhiro Shimizu
Life of this patent
Estimating the term…
Abstract
A sewing cartridge includes a cassette body, a hollow needle that can pass through a work cloth, a spool around which a thread to be supplied to the hollow needle is wound, a needle cover that covers at least a tip of the hollow needle, and a coil compression spring that urges the needle cover to a cover position where the needle cover covers the hollow needle.
Claims28
A sewing cartridge detachably attached to a sewing apparatus that performs sewing on a workpiece, comprising:
- a needle for sewing, the tip of the needle extending from the sewing cartridge;
- and
- a movable guard member that guards at least a tip of the needle.
A sewing cartridge detachably attached to a sewing apparatus that performs sewing on a workpiece, comprising:
- a needle for sewing, the tip of the needle exposed from the sewing cartridge;
- and
- a presser foot member that holds the workpiece when the sewing cartridge is attached to the sewing apparatus and sewing operation of the sewing apparatus is performed.
Dependencies are inferred from the claim text.