Ball point pen with water expandable and flexible feeding rod

Details Ball point pen with water expandable and flexible feeding rod Ball point pen with water expandable and flexible feeding rod

B - Operations, Transporting

43

K

207/66

B43K 7/10 (2006.01) B43K 1/08 (2006.01) B43K 5/00 (2006.01)

Patent

CA 1054567

A B R I D G M E N T This application relates to ballpoint type of writing and marking instruments and improvements therein whereby problems involving stick-slip phenomena and skip- ping, uneven writing and inability to write on greasy sur- faces, as well as susceptibility to shock and disruption of continuity in writing are corrected by cooperating elements involving use of feeder rods, and utilization of flexed resilient filaments to modify friction relationships between the writing ball, its seat and a writing surface.

226987

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