Patent ID: 11920719
Assignee: TSC INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F | IPC F

Claim 3:
4. The heater system for a pipe of claim 1, wherein the longitudinal cutting plane includes:
a longitudinal external cutting region disposed in a thickness direction from an outer surface;
a longitudinal intermediate cutting region extending in a circumferential direction of the heater body part from the longitudinal external cutting region; and
a longitudinal internal cutting region extending to reach an inner surface of the heater body part in the thickness direction of the heater body part from the longitudinal intermediate cutting region, and
the circumferential cutting plane includes:
a circumferential external cutting region disposed in the thickness direction from the outer surface;
a circumferential intermediate cutting region extending in a longitudinal direction of the heater body part from a circumferential external cutting region; and
a circumferential internal cutting region extending to reach the inner surface of the heater body part in the thickness direction of the heater body part from the circumferential intermediate cutting region.