国家/地区 中国（2）
IPC部 F（3）
IPC大类 F04（3）
IPC小类 F04B（3）
IPC F04B039/00（2） F04B039/06（2）
发明人
公开年
申请年
专利权人

Air inlet device for air compressor, has filter box whose outer surface and inner cavity of outer shell form air cavity, where bottom part of air cavity is connected to air compressor through air pump.

GAO B, WEI L, LI Y, JIANG Z

Noise reduction device for air compressor, has noise reduction chamber main body whose inner surface is adhered with graphene sponge through environment-friendly glue, where outer surface of main body is coated with waterproof anti-corrosion coating.

ZHOU D

Pump i.e. graphene-drum pump, for use in e.g. graphene-drum Stirling engine system, has downstream valve operated to be in closed position, where cavity, upstream valve and downstream valve include electrically conductive drum.

PINKERTON J F, BADGER D A