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Title:
COATING METHOD WITH MULTI-STEP THERMAL TREATMENT FOR VEHICLE SPRING
Document Type and Number:
WIPO Patent Application WO/2018/021808
Kind Code:
A1
Abstract:
The present invention relates to a coating method with a multi-step thermal treatment for a vehicle spring, the purpose being to provide a coating method with a multi-step thermal treatment for a vehicle spring allowing enhancements in productivity and quality of the coating by improving the thermal treatment of the spring carried out to powder-coat the vehicle spring. To that end, the present invention provides a coating method with a multi-step thermal treatment for a vehicle spring comprising the steps of: (S10) preheating the spring so that the surface temperature thereof reaches 100-160 °C; (S20) forming a coated layer of powder coating material on the spring surface by spraying the powder coating material on the spring which is in the preheated state from the S10 step; and (S30) hardening the powder coating material by heating the spring on the surface of which a coated layer of powder coating material has formed.

Inventors:
LIM, Man Seung (6111-2503, 76 Central Town-ro,Yeongtong-gu, Suwon-si, Gyeonggi-do, 16505, KR)
YEO, Tae Sick (124-24, Chungmu-roSeobuk-gu, Cheonan-si, Chungcheongnam-do, 31175, KR)
KIM, Dong Hyoun (410 1-10, Seongjeonggongwon 6-gilSeobuk-gu, Cheonan-si, Chungcheongnam-do 3119, 3119, KR)
Application Number:
KR2017/008016
Publication Date:
February 01, 2018
Filing Date:
July 25, 2017
Export Citation:
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Assignee:
DAEWON KANG UP CO., LTD. (35 Sejong-daero 5-gil, Jung-gu, Seoul, 04512, KR)
International Classes:
B05D1/12; B05D3/02; B05D7/14
Attorney, Agent or Firm:
CHANG, Soon Boo et al. (B-812, 168 Gasan digital 1-ro,Geumcheon-gu, Seoul, 08507, KR)
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