Michael Vaske,Kent L. Thompson,Kent Van Kooten,Rustin V. Bentzinger
申请号：
US13350124
公开号：
US20120186216A1
申请日:
2012.01.13
申请国别(地区):
US
年份:
2012
代理人:
摘要：
A suspension system for rakes having at least one floating rake wheel has a hydraulic cylinder is used for both lift and suspension of the floating rake wheel. A hydraulic accumulator provides expansion room for hydraulic fluid to move in and out of the hydraulic cylinder during suspension.
