Wheel hub with hollow structure - PENG YIHUI; SUN WANHAO (2017)
Keywords: AXLES FOR WHEELS OR CASTORS; CASTORS; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; INCREASING WHEEL ADHESION; PERFORMING OPERATIONS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TRANSPORTING; VEHICLE WHEELS; VEHICLES IN GENERAL