Patent ID: 11958767
Assignee: NIHON TAISANBIN KOGYOU KABUSHIKI KAISHA
Field: Other special machines (Mechanical engineering)
Classification: CPC C  Y | IPC C

Claim 4:
5. The molten glass cutting apparatus according to claim 4, wherein
a lower end of the spring is supported by the base portion, and
the molten glass cutting apparatus comprises, as the applying portion,
a spring receiving portion having a seat surface formed therein with which an upper end of the spring is in contact, and
wherein a convex portion is formed on one side and a concave portion with which the convex portion is in contact is formed on another side, the one side and the other side being one of: a central part in the width direction of the rotating portion or the mounting portion; and the upper end part of the spring receiving portion, and
a dimension in a width direction of the convex portion is smaller than an outer diameter dimension of the spring.