Pen for normalizing posture

Pen for normalizing posture

  • CN 101,318,431 A
  • Filed: 05/06/2008
  • Published: 12/10/2008
  • Est. Priority Date: 05/16/2007
  • Status: Active Application
First Claim
Patent Images

1. pen for normalizing posture, comprise the shaft of a writing brush, pen core, spring, external gear, internal gear of pressing the system structure and by pipe, it is characterized in that:

  • the lower end at (1) above-mentioned shaft of a writing brush place of writing is provided with a cannelure, two trough rims are connected with the shaft of a writing brush, trench bottom is divided into the cavity body that pen core passes, its external diameter is less than the internal diameter of the shaft of a writing brush, and a trough rim has some equidistant passages;

    (2) there is sensitive surface to be covered in above-mentioned cannelure and upper and lower has living space, sensitive surface is connected and high resilience with cannelure one trough rim on one side, another side and annular trough rim are gapped, and the convex body that is extended down to above-mentioned passage before this one side or this end all has some equidistant contacts;

    (3) all there are some equidistant contacts on the convex body surface that is extended down to above-mentioned passage before aforementioned external teeth wheel anterior face or the external gear front end, and keeps in touch or treat contact condition with above-mentioned sensitive surface contact inside and outside above-mentioned passage.

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