发明授权
US5288023A Over-center biasing spring for part circle gear driven rotary irrigation
sprinklers
失效
用于部分圆齿轮驱动的旋转灌溉喷头的过中心偏置弹簧
- 专利标题： Over-center biasing spring for part circle gear driven rotary irrigation sprinklers
- 专利标题（中）： 用于部分圆齿轮驱动的旋转灌溉喷头的过中心偏置弹簧
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申请号： US964425申请日： 1991-10-21
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公开(公告)号： US5288023A公开(公告)日： 1994-02-22
- 发明人: Joseph U. Han , Gerald E. Peterson
- 申请人： Joseph U. Han , Gerald E. Peterson
- 申请人地址： CA Azusa
- 专利权人： Anthony Manufacturing Corp.
- 当前专利权人： Anthony Manufacturing Corp.
- 当前专利权人地址： CA Azusa
- 主分类号： B05B3/16
- IPC分类号： B05B3/16
摘要：
An Omega type biasing spring for use in a part circle gear driven sprinkler of the type having a reversing gear train mounted on a pivotal yoke and operated by a lost motion trip mechanism, the omega spring having a bulbous-shaped arcuate head section interconnected with laterally diverging leg sections through a narrow neck section defining a lateral gap which closes upon spring compression to reduce internal spring stress.
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