Elevator landing door leaf

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10773928
APP PUB NO 20180037441A1
SERIAL NO

15788962

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The invention refers to an elevator door leaf comprising a door panel and a support structure having at least one profile. The door leaf comprises a vertically extending expansion member which is fixed to the door leaf only at one vertical level, whereby the expansion member consists of a material having a larger thermal expansion coefficient than the material of the door panel and/or of said profile.

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First Claim

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Family

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Patent Owner(s)

  • KONE CORPORATION

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Haikonen, Aki Helsinki, FI 27 24
Kuronen, Mikko Helsinki, FI 2 1

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