Demolition device and utility machine for demolishing a concrete structure
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United States of America Patent
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Issued Date -
Sep 19, 2019
app pub date -
Nov 24, 2017
filing date -
Nov 25, 2016
priority date (Note) -
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Abstract
The application relates to a demolition device for demolishing a concrete structure according to one embodiment. The device has a crushing blade for crushing concrete, and a cutting blade for cutting metal or a pulverizing blade for grinding concrete, and a combination blade. The device can be attached to a utility machine in a detachable manner. The crushing and cutting/pulverizing blade are separate blades from each other. The combination blade is adapted to be used for crushing concrete with the crushing blade. The combination blade is adapted to be used for cutting metal with the cutting blade or for grinding concrete with the pulverizing blade. The combination blade has abutment surface parts for the crushing and cutting/pulverizing blade. The abutment surface part for the cutting/pulverizing blade makes possible a power transmission between the cutting/pulverizing and combination blade when using the combination blade for crushing concrete. The abutment surface part for the crushing blade makes possible a power transmission between the crushing and combination blade when using the combination blade for cutting metal or grinding concrete.
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