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Clamping apparatus for a reciprocating tool(精彩专利)

• 专利号：WO2009138139
• 专利所有者：CREDO TECHNOLOGY CORP & ROBERT
• 专利授权时间：2009/11/19
• 有效区域：world
• 专利信息来源说明：中国电动工具网
• 专利所属分类：往复锯
• 专利更新时间：2009/12/25

专利摘要：

Publication number: WO2009138139 (A1) 
Publication date: 2009-11-19 
Publication number: US2009273146 (A1) 
Publication date: 2009-11-05 
Inventor(s): DEZHENG ZHENG [CN]; MICHEL TIMOTHY P [US]; KRONDORFER HARALD [US] 
Applicant(s): CREDO TECHNOLOGY CORP & ROBERT 
Classification:  
- international: B23D51/08; B27B19/00; B23D51/00; B27B19/00 
- European: B23D51/10 
Application number: US20080151176 20080505  
Priority number(s): US20080151176 20080505 
 
 
Abstract of US 2009273146  (A1)
 
Embodiments are disclosed for a tool-less clamping apparatus for a reciprocating tool having a reciprocating spindle having a center axis and at least one radially oriented aperture and a receiving slot at its forward end for receiving a tool accessory, the apparatus having an unclamped position and a clamped position, and comprising a hollow generally cylindrical sleeve secured to the spindle, a hollow generally cylindrical collar configured to fit on the sleeve and being rotatable relative to the spindle and the sleeve, the collar having an inner cam surface that increases in radius from the axis through a first predetermined circumferential arc in a first direction, a spring operatively connected to provide a biasing force to the collar toward its clamped position, and a detent pin positioned in the spindle aperture and configured to engage a hole in the tool accessory and thereby firmly hold the tool accessory in the apparatus when urged into contact with the tool accessory.  
中国电动工具网标注：往复锯。

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