LANCE HOLDER HAVING FIXING PART FOR NOT-STRAIGHT, PARTICULARLY, BENT OXYGEN LANCE

摘要

PROBLEM TO BE SOLVED: To propose a lance holder that facilitates operation when introducing, particularly, a bent lance tube and guarantees sure internal fixing.SOLUTION: A sleeve-like fastening part is extended in a flow direction of oxygen gas beyond an outer housing 14 of a fastening head, formed as a slide sleeve 25, and formed to configure a pre-fixing part 15. The slide sleeve 25 is joint-connected to a turnable hand lever 18 via a toggle link 17 and formed to configure a central fastening part together with a part, remaining in the outer housing 14, of the fastening part.