国家/地区 中国（2）
IPC部 F（2）
IPC大类 F04（2） H02（2）
IPC小类 F04D（2）
IPC F04D029/58（2）
发明人
公开年
申请年 2021（2） 
专利权人

High-efficiency blower device, has mounting box installed on back surface of blower shell, where inner side wall bonding mounting box is provided with sound insulation cotton and outer side wall of air outlet main body is connected with extending pipe.

LUO W, GUO B, ZHANG Z, LI C

Self-rotating graphene radiating device for direct-drive electro-hydraulic servo actuator, has shaft rod coaxially arranged with inner wall of shell, and graphene radiating layer coated on shell, inner and outer wall of outer end cover.

PENG J, LI S, ZHANG Y, YANG R