发明名称 Chronograph timepiece
摘要 In a chronograph timepiece in which the chronograph hands are electrically rotated by a motor drive pulse and are mechanically zero-restoring-controlled, a basic drive control unit controls a motor so as to drive the chronograph hands when it is detected by a contact portion and a setting releasing detection portion that the setting of the chronograph hands by a setting mechanism has been released.
申请公布号 US8295131(B2) 申请公布日期 2012.10.23
申请号 US20100803563 申请日期 2010.06.29
申请人 KATO KAZUO;TAKAKURA AKIRA;OGASAWARA KENJI;MANAKA SABURO;SAKUMOTO KAZUMI;SHIMIZU HIROSHI;IHASHI TOMOHIRO;HONMURA KEISHI;HASEGAWA TAKANORI;YAMAMOTO KOSUKE;NOGUCHI ERIKO;SEIKO INSTRUMENTS INC. 发明人 KATO KAZUO;TAKAKURA AKIRA;OGASAWARA KENJI;MANAKA SABURO;SAKUMOTO KAZUMI;SHIMIZU HIROSHI;IHASHI TOMOHIRO;HONMURA KEISHI;HASEGAWA TAKANORI;YAMAMOTO KOSUKE;NOGUCHI ERIKO
分类号 G04F8/00;G04F10/00 主分类号 G04F8/00
代理机构 代理人
主权项
地址