IP Library Granted Patent US 11,110,913
Granted Patent B2
US 11,110,913 · App. 15/816,368 · Granted Sep 7, 2021

Vehicle having adjustable suspension

Inventors: Brian D. Krosschell (North Branch, MN); Jonathon P. Graus (Stacy, MN); Steven R. Franker (Bethel, MN); Jill Kolesnikov (Minneapolis, MN); Maxim Kolesnikov (Minneapolis, MN); Keijiro Ikebe (Cupertino, CA); Elaine M. Scott (San Francisco, CA); Joseph Paul Nuxoll (San Jose, CA)
Assignee: Polaris Industries Inc.
B60W30/04B60G17/0162B60G17/0164B60G17/0165B60G17/0195B60G17/01908B60W10/04B60W10/06B60W10/10B60W10/184B60W10/196B60W10/22B60W30/02B60W30/045B60G2300/07B60G2300/124B60G2300/322B60G2400/0512B60G2400/0513B60G2400/0523B60G2400/10B60G2400/204B60G2400/30B60G2400/82B60G2400/821B60G2400/84B60G2400/842B60G2401/16B60G2401/28B60G2401/904B60G2500/10B60G2600/02B60G2600/04B60G2600/70B60G2800/014B60G2800/016B60G2800/24B60G2800/91B60G2800/97B60K37/02B60W2030/041B60W2050/146B60W2300/362B60W2420/905B60W2520/10B60W2520/14B60W2530/00B60W2540/18B60W2552/35B60W2555/20B60W2710/223B60W2710/226B60W2720/14B60W2720/16B60Y2200/124
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Quick Facts
Patent No.
US 11,110,913
App. No.
15/816,368
Granted
Sep 7, 2021
Kind
B2
Abstract

A damping control system for a vehicle having a suspension located between a plurality of ground engaging members and a vehicle frame includes at least one adjustable shock absorber having an adjustable damping profile.

Claims (23)

1. A recreational vehicle, comprising

a plurality of ground engaging members;

a frame supported by the plurality of ground engaging members;

at least one suspension coupling the plurality of ground engaging members to the frame, the at least one suspension including at least one adjustable shock absorber configurable in a plurality of ride modes each having an associated damping profile, the plurality of the ride modes including a first ride mode and a second ride mode;

a plurality of vehicle condition sensors supported by the plurality of ground engaging members; and

at least one controller operatively coupled to the at least one adjustable shock absorber and the plurality of vehicle condition sensors, the at least one controller receives a plurality of inputs from the plurality of vehicle condition sensors, wherein in each of the first ride mode and the second ride mode the at least one controller adjusts a damping characteristic of the least one adjustable shock absorber based on a plurality of inputs from the plurality of vehicle condition sensors, further wherein the at least one controller determines if the at least one adjustable shock absorber may be reconfigured from the first ride mode of the plurality of ride modes to the second ride mode of the plurality of ride modes by determining if a first condition is satisfied, if the first condition is satisfied then configuring the at least one adjustable shock absorber in the second ride mode, if the first condition is not satisfied then determining if a second condition is satisfied, if the second condition is satisfied then configuring the at least one adjustable shock absorber in the second ride mode, if both the first condition and the second condition are not satisfied remaining in the first ride mode, wherein only one of the first condition and the second condition is based on at least one of the plurality of inputs from the plurality of vehicle condition sensors.

2. The recreational vehicle of claim 1 , wherein the first condition is based on a damping characteristic of the at least one adjustable shock absorber in the second ride mode and the first ride mode.

3. The recreational vehicle of claim 2 , the first condition is whether the damping profile of the second ride mode is firmer than the damping profile of the first ride mode.

4. The recreational vehicle of claim 3 , wherein the second condition is whether a vehicle condition modifier state is active.

5. The recreational vehicle of claim 3 , wherein the second condition is based on at least one of the plurality of inputs from the plurality of vehicle condition sensors.

6. The recreational vehicle of claim 3 , wherein the second condition is based on at least a ground speed of the recreational vehicle.

7. The recreational vehicle of claim 2 , wherein the second condition is whether a vehicle condition modifier state is active.

8. The recreational vehicle of claim 2 , wherein the second condition is based on at least one of the plurality of inputs from the plurality of vehicle condition sensors.

9. The recreational vehicle of claim 2 , wherein the second condition is based on at least a ground speed of the recreational vehicle.

10. The recreational vehicle of claim 1 , further comprising an operator interface, wherein a request change to the second ride mode of the plurality of ride modes is received from the operator interface.

11. The recreational vehicle of claim 1 , further comprising a communication system, wherein a request change to the second ride mode of the plurality of ride modes is received from the communication system.

12. A recreational vehicle, comprising

a plurality of ground engaging members;

a frame supported by the plurality of ground engaging members;

an operator interface including at least one input to select one of a plurality of ride modes, the plurality of ride modes including a first ride mode and a second ride mode;

at least one suspension coupling the plurality of ground engaging members to the frame, the at least one suspension including at least one adjustable shock absorber having an associated damping profile for each of the first ride mode and the second ride mode;

a plurality of vehicle condition sensors supported by the plurality of ground engaging members; and

at least one controller operatively coupled to the at least one adjustable shock absorber and the plurality of vehicle condition sensors, the at least one controller receiving a plurality of inputs from the plurality of vehicle condition sensors, wherein in response to a request received through the at least one input of the operator interface to change from the first ride mode to the second ride mode the at least one controller determining if the at least one adjustable shock may be reconfigured from the first ride mode of the plurality of ride modes to the second ride mode of the plurality of ride modes by determining if a first condition is satisfied, if the first condition is satisfied then configuring the at least one shock absorber in the second ride mode, if the first condition is not satisfied then determining if a second condition is satisfied, if the second condition is satisfied then configuring the at least one shock absorber in the second ride mode, if both the first condition and the second condition are not satisfied remaining in the first ride mode, wherein only one of the first condition and the second condition is based on at least one of a plurality of inputs from the plurality of vehicle condition sensors.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 21, 2019
From: KROSSCHELL, BRIAN D.; OAKDEN-GRAUS, JONATHON P.; FRANKER, STEVEN R.; KIVISTO, JILL M.; KOLESNIKOV, MAXIM; IKEBE, KEIJIRO; SCOTT, ELAINE M.; NUXOLL, JOSEPH PAUL
To: POLARIS INDUSTRIES INC.
Reel/Frame 048396/0791 →
Continuity (3)
Provisional Application 62524192 · Jun 23, 2017
Provisional Application 62424285 · Nov 18, 2016
Related Publication 20180141543A1 · May 24, 2018
Cited By (12)
US 1,089,253 US 1,089,257 US 12,187,088 US 12,291,069 US 12,325,432 US 12,330,467 US 12,337,824 US 12,384,214 US 12,391,116 US 12,397,878 US 12,528,556 US 12,552,215