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Vehicle suspension apparatus

  • US 4,830,394 A
  • Filed: 08/30/1988
  • Issued: 05/16/1989
  • Est. Priority Date: 09/04/1987
  • Status: Expired due to Term
First Claim
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1. A vehicle suspension apparatus having a fluid spring chamber provided for each wheel and inserted between the wheel and a vehicle body, fluid supply means for supplying a fluid to said fluid spring chambers through supply valve means, fluid exhaust means for exhausting the fluid from said fluid spring chambers through exhaust valve means, roll amount detecting means for detecting a roll amount of the vehicle body, and roll control means for setting a control target corresponding to the roll amount detected by said roll amount detecting means and executing roll control in which said supply valve means corresponding to said fluid spring chambers at a contracting side with respect to a direction of roll generated in said vehicle body and said exhaust valve means corresponding to said fluid spring chambers at an expanding side are opened in accordance with the control target, comprising:

  • a plurality of memory means, provided in said roll control means, each for storing a control target corresponding to the roll amount of said vehicle body, the control targets stored in said plurality of memory means being different from each other; and

    selection switch means for outputting a selection signal for selecting one of said plurality of memory means in said roll control means to said roll control means,wherein said roll control means calculates a control target in accordance with one of said memory means selected by said selection switch means on the basis of the roll amount detected by said roll amount detecting means and executes the roll control on the basis of the obtained control target.

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