The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 24, 2024
Filed:
Apr. 29, 2022
Vkr Holding A/s, Hørsholm, DK;
Michael Galsgård Holm, Roskilde, DK;
Terkel Øhlenschlæger, Vanløse, DK;
VKR Holding A/S, , DK;
Abstract
In the roof window, a stationary primary frame () with frame members includes two opposing side members (), a first secondary frame includes a sash () with two opposing side members (), and a second secondary frame including an intermediate frame () are provided. A lifting device () including a spring assembly () acting on a lifting arm () is inserted between the stationary primary frame () and the intermediate frame (). A top hinge arrangement () is connected to the primary frame () and to the sash () and the intermediate frame () to define a first hinge axis (α) 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 () connected to the intermediate frame () and to the sash () to define a second hinge axis of the roof window in the second operational condition of the roof window. Each of the hinges () 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.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile