Shock absorber for elevator

Shock absorber for elevator

  • CN 101,932,521 A
  • Filed: 04/30/2008
  • Published: 12/29/2010
  • Est. Priority Date: 04/30/2008
  • Status: Active Application
First Claim
Patent Images

1. a buffer of elevator is characterized in that,This buffer of elevator comprises:

  • The pedestal cylinder, it has base portion and is located at cylinder portion on the above-mentioned base portion, preserves power fluid in above-mentioned cylinder portion;

    A plurality of plungers, they connect in the mode that can slide upward successively from above-mentioned cylinder portion, and can not be shifted at above-below direction with respect to above-mentioned cylinder portion when bearing the resistance of above-mentioned power fluid;

    AndA plurality of force bodies, they are disposed on the above-mentioned base portion side by side, and respectively to each above-mentioned plunger towards the direction application of force of leaving upward from above-mentioned base portion.

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