发明名称 FATIGUE-RESISTANT EMERGENCY RELEASE DEVICE FOR RAIL TRANSIT VEHICLE COUPLER
摘要 A release device for a draft gear assembly comprises a draft gear housing for slidably supporting a yoke shaft and capturing a cushion unit associate d with the yoke shaft between buff and draft stops. The buff stop comprises a release ring within the interior of the draft gear housing being radially divided into two or more sections. A plurality of release bolts designed to shear under emergency buffing forces extend through the draft gear housing a nd into the sections of the release ring to draw the sections radially outwa rd to the interior surface of the draft gear housing eliminating gaps and mi nimizing flexing of the release bolts.
申请公布号 CA2669899(A1) 申请公布日期 2008.06.19
申请号 CA20072669899 申请日期 2007.11.28
申请人 WABTEC HOLDING CORP. 发明人 STEPP, JERRY LEE
分类号 B61G7/14 主分类号 B61G7/14
代理机构 代理人
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