公开(公告)号：US06739216B2

公开(公告)日：2004-05-25

申请号：US10020949

申请日：2001-12-19

申请人： Kimiko Oyabu

发明人： Kimiko Oyabu

IPC分类号： G04D300

CPC分类号： G04D1/0007

摘要： A crown tightening tool is constituted by an engaging part which can be engaged with a crown projected form a watch body of a wristwatch, and a handle part which is engaged with the engaging part and rotates the engaging part. The engaging part is formed by grooves to engage and rotate the crown. The crown tightening tool can be worn by a user as an accessory.

摘要翻译： 冠部紧固工具由可与手表的手表主体突出的冠部接合的接合部和与接合部接合并使接合部旋转的手柄部构成。 接合部分由凹槽形成以接合和旋转冠部。 冠部紧固工具可以由用户作为附件佩戴。