07-09-2017 дата публикации
Номер: US20170253071A1
A writing instrument having a writing part, which comprises a writing tip, and having a (protective) cap which protects, in particular, the writing tip and is releasably connectable to the writing part. For the releasable connection between cap and writing part, the writing part comprises several connecting means, each with a connecting region which is curved in an ellipsoidal, in particular ball-shaped manner, in a preferred manner balls or semi-spheres, and the cap comprises an internal thread on the inside, wherein the internal thread of the cap, on the one hand, and the connecting means of the writing part, on the other hand, are positioned and aligned in such a manner that, in each case with the cap in a state fastened on the writing part, the connecting region of the respective connecting means engages completely or in part in a or the thread of the internal thread. 1. A writing instrument comprising:{'b': 12', '16, 'a writing part (), which comprises a writing tip (); and'}{'b': 22', '16', '12, 'a (protective) cap () which protects, in particular, the writing tip () and is releasably connectable to the writing part (),'}{'b': 22', '12, 'wherein, for the releasable connection between the cap () and the writing part (){'b': 24', '26, 'the writing part comprises several connecting means (), each with a connecting region () which is curved in an ellipsoidal, in particular ball-shaped manner, in a preferred manner balls or semi-spheres; and'}{'b': 22', '32, 'the cap () comprises an internal thread () on the inside,'}{'b': 32', '22', '24', '12', '22', '12', '26', '24', '34', '32, 'wherein the internal thread () of the cap (), on the one hand, and the connecting means () of the writing part (), on the other hand, are positioned and aligned in such a manner that, in each case with the cap () in a state fastened on the writing part (), the connecting region () of the respective connecting means () engages completely or in part in a or the thread () of the internal ...
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