| http://www.w3.org/ns/prov#value | - On pulling in the gripping member 6 substantially upwards in FIG. 2A, the connecting portion 8 will, also in the second embodiment of the opening arrangement according to the present invention, be straightened out, i.e. the angle in the pivot point 11 between the centre line of the upper and lower arms 9, 10, respectively, will increase from the illustrated approx. 90??? to approx. 150??? or that
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