Mechanical driving ultra-light audio head

• Main Authors: YANG MAOJUN, LI LINGYU, ZHANG XIANGQIAN, SONG YUQUN, WANG JIANGTAO, PANG XUEQIN
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2014
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The utility model discloses a mechanical driving ultra-light audio head. The mechanical driving ultra-light audio head comprises a casing; an eccentric shaft is arranged in the casing; a hollow upper connecting base is arranged above the casing direction which is perpendicular to the axial direction...