CN300965435S - Fan Frequency Converter(1) - Google Patents

Fan Frequency Converter(1)

Info

Publication number
CN300965435S
CN300965435S CN200830108235.8F CN200830108235F CN300965435S CN 300965435 S CN300965435 S CN 300965435S CN 200830108235 F CN200830108235 F CN 200830108235F CN 300965435 S CN300965435 S CN 300965435S
Authority
CN
China
Prior art keywords
frequency converter
fan frequency
bottom view
fan
design points
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN200830108235.8F
Other languages
Chinese (zh)
Inventor
刘洪焰
肖高雄
任德伟
阳廷军
刁文庆
韩秀英
Original Assignee
煤炭科学研究总院重庆研究院
Filing date
Publication date
Application filed by 煤炭科学研究总院重庆研究院 filed Critical 煤炭科学研究总院重庆研究院
Application granted granted Critical
Publication of CN300965435S publication Critical patent/CN300965435S/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

仰视图不涉及设计要点,省略仰视图。The bottom view does not involve design points, and the bottom view is omitted.

CN200830108235.8F 2008-04-11 Fan Frequency Converter(1) Expired - Fee Related CN300965435S (en)

Publications (1)

Publication Number Publication Date
CN300965435S true CN300965435S (en) 2009-07-22

Family

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Legal Events

Date Code Title Description
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Main classification number: 13-03

Address after: 400037, No. three village, 55 bridge, Shapingba District, Chongqing

Patentee after: Chongqing Research Institute of China Coal Technology & Engineering Group Corp.

Address before: 400037, No. three village, 55 bridge, Shapingba District, Chongqing

Patentee before: Chongqing Institute of Coal Science Research Institute

CP03 Change of name, title or address

Main classification number: 13-03

Address after: 400039 Chongqing Jiulongpo Branch City Road No. 6

Patentee after: CHONGQING RESEARCH INSTITUTE CO., LTD. OF CHINA COAL TECHNOLOGY & ENGINEERING Group

Address before: 400037, No. three village, 55 bridge, Shapingba District, Chongqing

Patentee before: Chongqing Research Institute of China Coal Technology & Engineering Group Corp.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090722

Main classification number: 13-03

Termination date: 20160411