Patent ID: 8899954

Claim:
A crosshead comprising: a core disposed in a die to be free to move vertically; an annular discharge port formed between the die and the core; and a pair of separators provided in a lower portion of the core or the die to form a parison discharged from the annular discharge port into bisected sheets, wherein a first dividing body of a separator body of each of the separators is biased at all times via a biasing body so as to contact a vertical end surface of a projection provided on a tip end side of a second dividing body, which is fixed to the die or the core side, directly at all times via a rectilinear, vertically formed contact surface, the first and second dividing bodies are configured to be capable of sliding relative to each other in a vertical direction while contacting each other on the contact surface, the separators are provided in a recessed portion in a lower portion of the core or a recessed portion in a lower portion of the die, and the parison is cut by the first dividing body and/or the second dividing body including the projection.