Power tool and front cover thereof

Power tool and front cover thereof

A power tool front cover includes a cavity defined is a rear portion thereof. A through hole is centrally defined in a bottom of the cavity, wherein an inner periphery of the through hole is heat treatment processed and formed a first mean hardness face. An annular raised portion is formed on the bo...

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1. Verfasser: LEE, ALVIN TAI-YU
Format: Patent
Sprache:chi ; eng
Schlagworte:
HAND TOOLS
MANIPULATORS
PERFORMING OPERATIONS
PORTABLE POWER-DRIVEN TOOLS
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING
TRANSPORTING
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creator LEE, ALVIN TAI-YU
description A power tool front cover includes a cavity defined is a rear portion thereof. A through hole is centrally defined in a bottom of the cavity, wherein an inner periphery of the through hole is heat treatment processed and formed a first mean hardness face. An annular raised portion is formed on the bottom of the cavity and co-axially corresponds to the through hole, wherein an axle of the power tool selectively abuts the annular raised portion. At least one annular hardness reduce portion is formed on the bottom of the cavity and co-axially corresponds to the through hole.
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A through hole is centrally defined in a bottom of the cavity, wherein an inner periphery of the through hole is heat treatment processed and formed a first mean hardness face. An annular raised portion is formed on the bottom of the cavity and co-axially corresponds to the through hole, wherein an axle of the power tool selectively abuts the annular raised portion. 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A through hole is centrally defined in a bottom of the cavity, wherein an inner periphery of the through hole is heat treatment processed and formed a first mean hardness face. An annular raised portion is formed on the bottom of the cavity and co-axially corresponds to the through hole, wherein an axle of the power tool selectively abuts the annular raised portion. At least one annular hardness reduce portion is formed on the bottom of the cavity and co-axially corresponds to the through hole.</abstract><oa>free_for_read</oa></addata></record>
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language chi ; eng
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subjects HAND TOOLS
MANIPULATORS
PERFORMING OPERATIONS
PORTABLE POWER-DRIVEN TOOLS
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING
TRANSPORTING
title Power tool and front cover thereof
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