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公开(公告)号：US10661815B2
公开(公告)日：2020-05-26
申请号：US15827418
申请日：2017-11-30
发明人： Richard Warren
摘要： The present railway car hatch cover latch assembly includes a latch plate. One end of the latch assembly rod is affixed to a bracket, with the adjustable end usually comprising an eye at the end of a threaded shaft. The threaded shaft is received in a keeper. The keeper in turn supports and holds a coil spring between the eye and the keeper cap. A bent hooking rod has two upturned ends that hold the end of the coil spring nearest the eye. The center of the bent hooking rod extends from the keeper to form a receiver. A latch plate includes a pivot rod that extends through the receiver of the bent hooking rod. The latch paddle itself contacts and holds the hatch cover is a compressively closed position against the railway car hatch ring.
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公开(公告)号：US20190112867A1
公开(公告)日：2019-04-18
申请号：US15783326
申请日：2017-10-13
发明人： Richard Warren
摘要： A railway car hatch cover assembly is provided comprising an outer hatch cover, and a gasket retainer. A venting gasket is provided comprised of mesh venting material, and a hydrophobic coating is applied to the mesh venting material. The venting gasket forms a seal with the outer hatch cover and the hatch ring coaming. The hydrophobic coating is usually applied to an outer surface of the mesh venting material. The mesh venting material allows the passage of air therethrough, while providing a barrier to the passage of dirt or similar debris.
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公开(公告)号：US10189487B2
公开(公告)日：2019-01-29
申请号：US14966032
申请日：2015-12-11
发明人： Richard Warren , Paul Wike
摘要： A railway truck to railway car body interface is provided. The railway truck is comprised of a bolster supported between two sideframes. The truck bolster includes a center bowl, and the car body includes a body bolster opening. A center plate is placed between the truck bolster center bowl and the car body bolster opening. A wear liner, usually comprised of an elastomeric material, is provided between the sides of the center bowl and the center plate.
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公开(公告)号：US20170166223A1
公开(公告)日：2017-06-15
申请号：US14966032
申请日：2015-12-11
发明人： Richard Warren , Paul Wike
IPC分类号： B61F5/04
摘要： A railway truck to railway car body interface is provided. The railway truck is comprised of a bolster supported between two sideframes. The truck bolster includes a center bowl, and the car body includes a body bolster opening. A center plate is placed between the truck bolster center bowl and the car body bolster opening. A wear liner, usually comprised of an elastomeric material, is provided between the sides of the center bowl and the center plate.
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公开(公告)号：US20190161096A1
公开(公告)日：2019-05-30
申请号：US15827418
申请日：2017-11-30
发明人： Richard Warren
IPC分类号： B61D17/16
摘要： The present railway car hatch cover latch assembly includes a latch plate. One end of the latch assembly rod is affixed to a bracket, with the adjustable end usually comprising an eye at the end of a threaded shaft. The threaded shaft is received in a keeper. The keeper in turn supports and holds a coil spring between the eye and the keeper cap. A bent hooking rod has two upturned ends that hold the end of the coil spring nearest the eye. The center of the bent hooking rod extends from the keeper to form a receiver. A latch plate includes a pivot rod that extends through the receiver of the bent hooking rod. The latch paddle itself contacts and holds the hatch cover is a compressively closed position against the railway car hatch ring.
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