Patent ID: 11965475
Assignee: HYUNDAI KEFICO CORPORATION
Field: Surface technology, coating (Chemistry)
Classification: CPC F  C | IPC C  F

Claim 0:
1. An assembly for a fuel injector, comprising:
a base material having a coated region and an uncoated region formed on a surface thereof; and
a coating material stacked in a multilayer structure on the coated region, wherein the coating material includes:
a bonding layer stacked on the coated region;
a support layer stacked on an outer surface of the bonding layer; and
a silicon monoxide, diamond-like carbon (SiO-DLC) functional layer stacked on an outer surface of the support layer,

wherein the uncoated region is formed to be partitioned from the coated region so as to prevent the coated region from peeling off during laser welding.