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Housing with functional overmold

A technology of overmolding, shells, applied to components with teeth, transportation and packaging, belts/chains/gears, etc., which can solve the problems of defect rate and reasonable cost disadvantages

Inactive Publication Date: 2005-02-02
BLACK & DECKER INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Furthermore, exaggeration of known components is disadvantageous in terms of defect rate and reasonable cost

Method used

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  • Housing with functional overmold
  • Housing with functional overmold
  • Housing with functional overmold

Examples

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Embodiment Construction

[0047] see figure 1 with 2 , a power tool constructed in accordance with the teachings of the present invention is indicated generally by the reference numeral 10 . As will be appreciated by those skilled in the art, the preferred embodiment of the invention may be a corded (or cord) or cordless (battery operated) device, such as a portable screwdriver or drill. In a particular embodiment, the power tool 10 is a cordless drill having a housing 12, a motor assembly 14, a multi-speed transmission assembly 16, a clutch mechanism 18, an output shaft assembly 20, and a chuck 22 , a trigger assembly 24 and a battery pack 26 . Those skilled in the art will appreciate that several components of power tool 10, such as chuck 22, trigger assembly 24, and battery pack 26 are conventional in nature and need not be described in detail for this application. Various publications may be referenced for a more complete understanding of the operation of conventional components of power tool 10...

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Abstract

An article having a first structure (38) and a second structure (32). The first structure (38) includes a structural portion (100) and an overmold portion (102). The overmold portion (102) is configured to perform an auxiliary function, such as creating a seal portion that is configured to sealing engage the second structure (32), an isolator portion that is configured to contact the second structure (32) and dampen vibrations that are transmitted thereto and / or an auxiliary gripping surface.

Description

[0001] Priority and related applications [0002] This application claims the benefit of US Provisional Application No. 60 / 263,379, filed January 23,2001. Other features of the present invention are described in commonly assigned and co-pending U.S. Application No. 09 / 964226 entitled Multispeed Power Tool Transmission, U.S. Application named First Stage Clutch 09 / 964078 and US Application 09 / 965108 for 360 Degree Clutch Collar are discussed and claimed. technical field [0003] The present invention generally relates to housings for devices such as power tools, including rotatable drills, power screwdrivers, and cutting tools. In particular, the present invention relates to housings having overmolded portions, wherein the overmolded portions perform auxiliary functions. Background technique [0004] Manufacturers of power tools today seek to provide powerful and sturdy tools that are both ergonomically formed and provide unexpectedly high value at a relatively affordable p...

Claims

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Application Information

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IPC IPC(8): B25B21/00B25B23/14B25F5/00B25F5/02F16H3/66F16H35/10
CPCB25B23/14F16H35/10F16H2200/0034B25B21/00B25F5/006F16H2200/0043F16H3/66F16H2200/201F16H2200/0039B25F5/02B25F5/001
Inventor T·A·哈甘C·波特M·C·鲍尔斯R·米尔布尼
Owner BLACK & DECKER INC
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