发明名称 Attachment connector assembly for hydraulic shovel type excavator
摘要 A versatile connector assembly for various types of attachments is provided for use with hydraulic shovel type excavators. The connector permits a rotational movement of the attachment and comprises a connector head connected to a stick arm or dipper stick of the excavator for controlled pivotal movement and a rotating member disposed for rotation relative to the connector head and including a swivel joint fitted in the rotating member. A fitting plate member having firmly secured thereto a mounting structure for the attachment is removably secured to the rotating member. A hydraulic drive motor may be located on the connector head in driving relationship to the rotating member.
申请公布号 US4958981(A) 申请公布日期 1990.09.25
申请号 US19880286711 申请日期 1988.12.20
申请人 UCHIHASHI, MASATOSHI 发明人 UCHIHASHI, MASATOSHI
分类号 E02F3/36 主分类号 E02F3/36
代理机构 代理人
主权项
地址