Auxiliary shielding gas filter for a welding apparatus

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United States of America Patent

PATENT NO 9505076
APP PUB NO 20130186866A1
SERIAL NO

13358388

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Abstract

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A shielding gas filter assembly for a welding apparatus. The filter assembly includes a filter housing having a filter disposed therein. The filter assembly also includes a filter guard coupled to the filter housing and configured to receive shielding gas. The filter guard includes a tamper resistant portion configured to inhibit an object from contacting the filter when the object is inserted into the filter guard.

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Patent Owner(s)

Patent OwnerAddress
ILLINOIS TOOL WORKS INC155 HARLEM AVENUE GLENVIEW IL 60025

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ihde, Jeffery Ray Greenville, US 15 100
Lahti, Thomas Don Appleton, US 19 131
Rappl, James Francis Neenah, US 31 321

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