Quickly-advancing slowly-returning elastic damping body buffer

Quickly-advancing slowly-returning elastic damping body buffer

CN
  • CN 2,526,588 Y
  • Filed: 12/28/2001
  • Issued: 12/18/2002
  • Est. Priority Date: 12/28/2001
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of quickly-advancing slowly-returning elastic colloid buffer, mainly by receiver (1), hold ram (2), piston (3), elastic colloid (4) and seal arrangement (5) are formed, it is characterized in that:

  • the elastic colloid (4) of in holding the inner chamber (22) of ram (2), packing into, piston (3) is connected with piston rod (31), pack among the inner chamber (22) that holds ram (2), be connected in aggregatesly with holding ram (2) cylinder cap (21), be provided with unidirectional current-limiting apparatus (32) along piston (3) circumferential location, unidirectional current-limiting apparatus (32) is opened during compression stroke, unidirectional current-limiting apparatus (32) is closed during recovery stroke, leaves the gap between piston (3) external diameter and the inner chamber (22).

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