Invention Grant
US08998004B2 Conveyance rack, method for retaining metal ring, and method for heat treatment of metal ring 有权
输送架,金属环保持方法及金属环热处理方法

Conveyance rack, method for retaining metal ring, and method for heat treatment of metal ring
Abstract:
Disclosed are a conveyance rack for retaining and conveying resilience-memory metal rings and a method for retaining the metal rings. The conveyance rack is provided with a base and a plurality of retaining shafts which extend parallel to each other, being erected on the base, and which are provided with, on the side walls thereof, a plurality of protrusions abutting on the lower end surfaces of the metal rings. The protrusions abut on the lower end surfaces of the metal rings by point contact.
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