日韩成人久久久_成人一二三区视频_国产精品日本一区二区_亚洲欧洲在线观看

Contact Us

Tiny Cooling Fan invention Time

Date: 2015-5-12   Click: 1512 Times

"Tiny Cooling Fan" time later invention, the mechanical roof fan originated in 1830, a man named James Byron was inspired by American watches from the structure, the invention can be fixed on a ceiling, with spring driven mechanical fan. This fan blades rotate slowly bring cool people feel happy, but have climbed the ladder to the winding, very troublesome. In 1872, a Frenchman named Joseph has developed a turbo start by clockwork, gear drive chain means mechanical fan, this mechanical fan "Tiny Cooling Fan" more delicate than Byron invention, the use is also convenient . 1880, American Shule first blade mounted directly on the motor, connect the power supply, the rapid rotation of the blades, cool breeze blowing, which is the world's first "Tiny Cooling Fan".

Back to: Industry news

+86-0769-83660708

Home Product News Contact

主站蜘蛛池模板: 凭祥市| 辉县市| 潞城市| 吴忠市| 松潘县| 华阴市| 乌恰县| 都江堰市| 永仁县| 商洛市| 桑日县| 会泽县| 咸丰县| 郯城县| 大厂| 汨罗市| 花莲市| 武隆县| 定兴县| 茂名市| 碌曲县| 建德市| 大冶市| 乌鲁木齐县| 宁蒗| 孟州市| 苗栗市| 镇原县| 太保市| 台湾省| 汶川县| 灵川县| 萨嘎县| 甘洛县| 平和县| 嘉兴市| 天镇县| 民乐县| 岐山县| 明水县| 时尚|