Thread end disposal unit in a thread cutting sewing machine
A thread end disposal unit in a thread cutting sewing machine has a thread end suction unit including a first suction tube having an open end positioned at the length of the starting end of a needle thread held by a thread end holder. A second suction tube is connected at a base end thereof to a bas...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A thread end disposal unit in a thread cutting sewing machine has a thread end suction unit including a first suction tube having an open end positioned at the length of the starting end of a needle thread held by a thread end holder. A second suction tube is connected at a base end thereof to a base of the first suction tube via a suction device generating negative pressure for allowing the first suction tube to suck cut lengths of the needle thread. The device includes a Venturi-tube and an air compressor and a container storing the cut lengths as waste thread. |
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