Part for clock movement

Part for clock movement

  • CN 103,941,571 A
  • Filed: 01/17/2014
  • Published: 07/23/2014
  • Est. Priority Date: 01/17/2013
  • Status: Active Application
First Claim
Patent Images

1. the pivotal pin for watch and clock movement (1), this pivotal pin comprises at least one pivot part that is positioned at its at least one end, this pivotal pin is characterised in that, described at least one pivot part is made by the compound substance that contains Metal Substrate, described Metal Substrate contains at least one metal selected from the alloy of nickel, titanium, chromium, zirconium, silver, gold, platinum, silicon, molybdenum, aluminium or above-mentioned metal, and described base is filled with from WC, TiC, TaC, TiN, TiCN, Al 2o 3, ZrO 2, Cr 2o 3, SiC, MoSi 2, selected grit in AlN or their combination, to limit the susceptibility of described pivotal pin to magnetic field.

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