Screw machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7153111
APP PUB NO 20040033152A1
SERIAL NO

10307766

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A screw machine (10) has a rotor housing (12) defining overlapping bores (12-1, 12-2). Female rotor (14) is located in bore (12-1) and male rotor (16) is located in bore (12-2). A wear resistant coating is deposited on the tips (14-1, 16-1) of the rotors. A conformable coating is deposited on the valleys (14-2, 16-2) of the rotors. A conformable coating is depsoited on the surface of the bores coacting with the rotors.

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First Claim

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Patent Owner(s)

  • CARRIER CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bush, James W Skaneateles, NY 118 2403
Cooper, Clark V Glastonbury, CT 29 398
DeBlois, deceased Raymond Tolland, CT 1 3
DeBlois, legal representative Paula R Tolland, CT 3 9
Drost, Ronald T Colchester, CT 5 20
Du, Hong Weathersfield, CT 40 256
Eaton, Harry E Woodstock, CT 31 774
Khalifa, Hussein E Manlius, NY 7 158
Kumar, Keshava B S. Windsor, CT 26 738
Lin, Reng Rong Manlius, NY 7 32
McCluskey, Philip H Dunlap, IL 17 219

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