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Patent Searching and Data


Title:
BUILDING EXTERIOR WINDOW STRUCTURE HAVING HINGE, AND HINGE INSTALLATION METHOD HAVING SAID STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/072800
Kind Code:
A1
Abstract:
Provided is a building exterior window structure having a hinge, comprising a window sash (5) connected by a window frame (2) and a window hinge (3); the window sash (5) is provided with a glass (4) and a window handle; the window frame (2) is provided with a flat hook groove (8) and has machined thereon a hardware installation entrance (1); the hardware installation entrance (1) is machined on one side of the flat hook groove (8); a hinge main body (7) of the window hinge (3) comprises a main body part (74), the main body part (74) being bent to form a right angle; a first bending part (71), the first bending part (71) being located on one side of the main body part (74) and matching the size of the flat hook groove (8); a second bending part (72), the second bending part (72) being pressed and bent down along one end of the main body part (74); a third bending part (73), the third bending part (73) being located in the middle of the main body part (74); a clamping member (6) is accommodated in the cavity constituted by the third bending part (73) and the main body part (74); the clamping member comprises a clamping groove, and the clamping groove is separately matched with the sizes of the second bending part (72) and the third bending part (73); an extension part, the extension part being snap-fittingly connected to the flat hook groove (8). The structure can be installed in a non-load-bearing manner, and the factor of safety during installation is high, and manual labor is reduced.

More Like This:
WO/2014/072475PLASTIC WINDOW
Inventors:
XUE QINGHAI (CN)
Application Number:
PCT/CN2019/113644
Publication Date:
April 22, 2021
Filing Date:
October 28, 2019
Export Citation:
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Assignee:
QINGYUAN CITY FIRST CONSTRUCTION NEW MAT CO LTD (CN)
International Classes:
E06B3/36; E05C17/32
Foreign References:
CN207377341U2018-05-18
CN208363896U2019-01-11
CN103821418A2014-05-28
CN205078064U2016-03-09
EP1441097A12004-07-28
Attorney, Agent or Firm:
YOGO PATENT & TRADEMARK AGENCY LIMITED COMPANY (CN)
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