发明名称 LOAD RESPONSIVE CONTROL SYSTEM ADAPTED TO USE OF NEGATIVE LOAD PRESSURE IN OPERATION OF SYSTEM CONTROLS
摘要 Load Responsive Control System Adapted to Use of Negative Load Pressure in Operation of System Controls A load responsive control system using on a selective basis the energy derived from a negative type load for operation of system controllers, which may be of various types, including electro-hydraulic multi-stage controls, for use in positioning of the main control spools and in control of other system components.
申请公布号 CA1278494(C) 申请公布日期 1991.01.02
申请号 CA19880569393 申请日期 1988.06.14
申请人 CATERPILLAR INC. 发明人 BUDZICH, TADEUSZ
分类号 F15B11/00;E02F9/22;F15B11/044;F15B11/05;F15B13/02;F15B13/04;F15B21/14 主分类号 F15B11/00
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