- 专利标题： Compass and compass-cutter with ratchet mechanism
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申请号： US11023600申请日： 2004-12-29
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公开(公告)号： US20050108883A1公开(公告)日： 2005-05-26
- 发明人: Shoji Okada
- 申请人： Shoji Okada
- 申请人地址： JP Osaka
- 专利权人： OLFA Corporation
- 当前专利权人： OLFA Corporation
- 当前专利权人地址： JP Osaka
- 优先权： JP291444/2001 20010925; JP103759/2002 20020405; JP187806/2002 20020627
- 主分类号： B26B11/00
- IPC分类号： B26B11/00 ; B43L9/04 ; B43L9/16 ; B43L9/20
摘要：
A manipulator of a compass for drawing a circle or a compass-cutter for cutting an object in circular configuration is provided with a mechanism for transmitting the force from the user's hand only in one direction. With such the construction, a user can smoothly draw a complete circle at 360 degree, or can cut a paper, a cloth and so on in circular configuration, without re-pinching the manipulator during operation, in a manner for a ratchet which is a commercially available tool.
公开/授权文献
- US06983545B2 Compass and compass-cutter with ratchet mechanism 公开/授权日：2006-01-10
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