Land vehicles – Wheeled – Running gear
Reexamination Certificate
2005-01-11
2005-01-11
Ilan, Ruth (Department: 3616)
Land vehicles
Wheeled
Running gear
C188S377000, C296S087000
Reexamination Certificate
active
06840542
ABSTRACT:
Disclosed are a side member of a vehicle frame and a method of manufacturing the same. One end of the side member is connected to a bumper. The side member comprises a steel tube, and a hybrid tube disposed between the steel tube and the bumper and connected to the steel bumper. The hybrid tube has a dual structure including an aluminum tube and a hybrid tube made of a glass fiber reinforced composite material and formed on an outer circumstance of the aluminum tube. The method comprises the steps of preparing a hybrid tube having a dual structure including an interior aluminum tube and an exterior hybrid tube made of a glass fiber reinforced composite material; and connecting the hybrid tube to a steel tube.
REFERENCES:
patent: 3412628 (1968-11-01), De Gain
patent: 5293973 (1994-03-01), Thum
patent: 5611568 (1997-03-01), Masuda
patent: 6293587 (2001-09-01), Lapic et al.
Kim et al., Axial Crush and Energy Absorption Characteristics of Aluminum/GFRP Hybrid Square Tubes, Journal of KSAE, vol. 6, No. 8, Dec. 2000, p. 208-219.
Ilan Ruth
Kia Motors Corporation
Morgan & Lewis & Bockius, LLP
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