Tree feeding control for a tree handling device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7874327
APP PUB NO 20060278305A1
SERIAL NO

11423747

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In a tree handling device, where the tree is fed longitudinally through at least three drive wheels driven by a fixed-displacement hydraulic pump, feeding commences with all drive wheels simultaneously propelling the tree longitudinally through the knife arms and frame. During feeding, once the approximate maximum feeding speed of the drive wheels is achieved, one of the drive wheels is shifted to a free-wheeling condition, allowing the maximum feed speed to increase.

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Patent Owner(s)

Patent OwnerAddress
ROYAL BANK OF CANADA AS AGENT155 WELLINGTON STREET WEST 8TH FLOOR TORONTO ON M5V 3K7

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barlow, Duane Anthony Brantford, US 3 15
Princz, David Charles Paris, US 1 9

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