Downward angle settable hydraulic tensioner

Downward angle settable hydraulic tensioner

  • CN 101,260,922 A
  • Filed: 02/19/2008
  • Published: 09/10/2008
  • Est. Priority Date: 03/06/2007
  • Status: Active Grant
First Claim
Patent Images

1. But 1, a kind of hydraulic tensioner of angle of depression setting is characterized in that possessing:

  • plunger, and outstanding sliding freely from the plunger accepting hole of housing towards the chain of advancing, and be formed with the cylindric hollow portion that is communicated with towards the plunger accepting hole;

    Inner sleeve is close to and is fixed on the having on the bottom of above-mentioned plunger accepting hole, is communicated with the oily feed path that the bottom upper shed is arranged at above-mentioned plunger accepting hole, and partly gives prominence in the cylindric hollow portion of above-mentioned plunger with the sliding contact state;

    Check valve unit is close to and is fixed on the outstanding distolateral of this inner sleeve, and outstanding and assemble in the hyperbaric chamber in the cylindric hollow portion that is formed on above-mentioned plunger, stops the refluence that flow into the pressure oil in the hyperbaric chamber;

    Plunger application of force spring is accommodated in the above-mentioned hyperbaric chamber elastically, to the projected direction application of force of plunger.

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