Power operated rotary knife

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8806761
APP PUB NO 20130025139A1
SERIAL NO

13189951

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A power operated rotary knife (100) including: an annular rotary knife blade (300) including a knife blade bearing surface (319); a blade housing (400) defining a blade housing bearing surface (459); and a blade-blade housing bearing structure (500) disposed between the knife blade bearing surface (319) and the blade housing bearing surface (459). The blade-blade housing bearing structure (500) includes a rolling bearing strip (502) having a plurality of rolling bearings (506), such as ball bearings, disposed in spaced apart relation in a flexible separator cage (508). The rolling bearing strip (502) traverses through an annular passageway (504) defined between the knife blade bearing surface (319) and the blade housing bearing surface (459) to secure the knife blade (300) to the blade housing (400) and support the knife blade for rotation about a central axis (R) with respect to the blade housing (400).

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First Claim

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Patent Owner(s)

  • BETTCHER INDUSTRIES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mascari, Nicholas A Wellington, US 33 1038
Whited, Jeffrey A Amherst, US 73 2199

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