Elastic ball-point pen head

Elastic ball-point pen head

  • CN 105,667,122 A
  • Filed: 02/22/2016
  • Published: 06/15/2016
  • Est. Priority Date: 02/22/2016
  • Status: Active Application
First Claim
Patent Images

1. an elastic ball pen head for field of stationery, including ball and nib, is characterized in that:

  • the independent spring jackscrew local being arranged in the smooth aperture of nib has flat-shaped symmetrical protuberance.

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