Doctor apparatus and blade holder

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9546448
SERIAL NO

14848036

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A doctor apparatus for a web forming machine to doctor a moving surface, and the doctor apparatus (10) includes a doctor blade (16) and blade holder (11), which blade holder (11) has a holder component (14) preferably made of aluminum, to which the doctor blade (16) is mounted by a front plate (15), and a frame component (12) preferably made of fiber-reinforced polymer material, to which the holder component (14) is mounted. The doctor apparatus (10) having a loading element (22) arranged between the frame component (12) and holder component (14) to load the blade holder (11) and further the doctor blade (16). The invention also relates to a corresponding blade holder and holder component.

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Patent Owner(s)

Patent OwnerAddress
VALMET TECHNOLOGIES INCPO BOX 5649 MADISON WI 53705

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eerikäinen, Hannu Varkaus, FI 4 4
Luosma, Tommi Jyväskylä, FI 3 4

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