FEED SYSTEM FILTERS FOR A HOT MELT SYSTEM

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United States of America Patent

SERIAL NO

13796732

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Abstract

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A hot melt dispensing system includes a melter, a feed system, a dispenser and a filter. The feed system delivers hot melt pellets to the melter. The dispenser dispenses liquefied hot melt adhesive from the melter. The filter is connected to the feed system and prevents contaminants from passing through the feed system. In one embodiment, the filter comprises a screen filter positioned near a bottom of a pellet hopper. In another embodiment, the filter comprises a series of baffles positioned along the pellet hopper. In yet another embodiment, the filter comprises an electro-static filter coupled to a feed hose.

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Patent Owner(s)

Patent OwnerAddress
GRACO MINNESOTA INC88TH 11TH AVENUE NE MINNEAPOLIS MN 55413

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brudevold, Mark J Fridley, US 20 20
Cook, Shaun M Tampa, US 5 0
Farrow, Douglas B Plymouth, US 5 0
Lihwa, John S Willowick, US 11 2
Lind, Robert J Robbinsdale, US 27 185
Long, Nicholas D Broadview Heights, US 12 48
Quam, Paul R Brooklyn Center, US 29 270
Ross, Daniel P Maplewood, US 40 494
Sebion, Michael J Apple Valley, US 17 75
Sheahan, Mark W Inver Grove Heights, US 5 0
Tix, Joseph E Hastings, US 42 186
Weinberger, Mark T Mounds View, US 48 208

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