发明名称 |
Rotational speed switcher |
摘要 |
A rotational speed switcher which employs a synchronous motor which is low-cost, long-lasting and quiet, and when applied to a printer or document scanning apparatus or the like enables documents to be transported at either of two speeds selected by switching the motor between forward and reverse operating modes without changing the direction of rotation of the drive shafts.
|
申请公布号 |
US5116281(A) |
申请公布日期 |
1992.05.26 |
申请号 |
US19910682297 |
申请日期 |
1991.04.09 |
申请人 |
EASTMAN KODAK COMPANY |
发明人 |
OHARA, TETSUO;MIURA, TSUTOMU;HAGIWARA, SHINICHI;KOSHIMIZU, SHIGEOMI;SHIMIZU, EIICHI |
分类号 |
F16H35/00;F16H37/02;H04N1/04;H04N1/12;H04N1/193;H04N1/203 |
主分类号 |
F16H35/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|