Roof window with a set of hinges

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12173504
APP PUB NO 20240200335A1
SERIAL NO

18288388

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Importance

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Abstract

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In the roof window, a stationary primary frame (1) with frame members includes two opposing side members (1a), a first secondary frame includes a sash (2) with two opposing side members (2a), and a second secondary frame including an intermediate frame (6) are provided. A lifting device (7) including a spring assembly (7a) acting on a lifting arm (7b) is inserted between the stationary primary frame (1) and the intermediate frame (6). A top hinge arrangement (8) is connected to the primary frame (1) and to the sash (2) and the intermediate frame (6) to define a first hinge axis (α1) at or near a top of the roof window in a first operational condition of the roof window. To provide a second operational condition of the roof window, the hinge arrangement comprises a set of hinges (10) connected to the intermediate frame (6) and to the sash (2) to define a second hinge axis of the roof window in the second operational condition of the roof window. Each of the hinges (10) comprises a frame hinge part, a sash hinge part, and a movement supporting assembly with a linkage mechanism comprising a number of links and joints.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
VKR HOLDING A/SBREELTEVEJ 18 HØRSHOLM 2970

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Øhlenschlæger, Terkel Vanløse, DK 5 12
Holm, Michael Galsgård Roskilde, DK 6 16

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