|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 3|
The connection between the ladder side rail (3) and the hinge arm (2) is performed through a form-matching and/or force-matching joining connection (F.sub.N, F.sub.V) in the corner regions (5, 6) of the profile of the hinge arms (2) and of the ladder side rails (3) and/or in their profile sides (2.2, 3.2), which are disposed substantially parallel to the hinge axis (AG). An optimum force transfer from the ladder side rail (3) to the hinged arm (2) is assured based on the novel arrangement of the joining connection (F.sub.N) and (F.sub.V). A deformation o...
[ What is claimed as new and desired to be protected by Letters Patent is set forth in the appended claims:] [1.] A connection between a ladder side rail and a hinged arm of a ladder hinge comprisinga ladder hinge having an axis;a ladder side rail having a tubular structure and a substantially rectangular cross-section and exhibiting four longitudinal edges;a hinged arm of the ladder hinge having a substantially rectangular cross-section and exhibiting four edges and at least one recess in one of the longitudinal edges of the hinged arm, wherein a free e...