Adjustable rod joint
AssigneeSiegenia-Frank KG
InventorHelmut Gerhard
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AssigneeSiegenia-Frank KG
InventorHelmut Gerhard
Estimating the term…
A longitudinally adjustable rod coupling 1, especially for connecting rod fittings for windows, doors, or the like, in which one connecting rod has a U-shaped coupling shoe with fine teeth at the insides of its legs. The other connecting rod is equipped on two narrow sides with a complementary fine teeth which can engage in the fine teeth of the shoe. The cross-section of the connecting rod is reduced in thickness in the region of the coupling shoe and correspondingly enlarged in width. The fine teeth have their profiles extending transversely over the total width of the portion of the connecting rod, section that is reduced in thickness. The lateral wings of the said connecting rod section that is reduced in thickness, which wings project beyond the width of the normal connecting rod cross-section, are bent approximately 90.degree. to the plane of the connecting rods and form the legs of the coupling shoe.
Adjustable rod joint, especially for connecting rod fittings for windows, doors or the like, on which the end of one of two rods having an original width and thickness which are to be coupled with one another is provided with a U-shaped coupling shoe designed as a stamped part having legs (4) and a web section (8) and which is provided on the inside of at least one leg with fine teeth (5) formed during the fabrication, while the other rod has, at least on a narrow side intended for coupling, over a large longitudinal area complementary fine teeth with which it can be inserted between the legs of the coupling shoe, and in which the fine teeth of the coupling shoe have been formed by stamp pressing,
A method of forming a coupling shoe for an adjustable rod joint on a piece of connecting rod material having original width and thickness, comprising the steps of:
Dependencies are inferred from the claim text.