公开(公告)号：US20020092747A1

公开(公告)日：2002-07-18

申请号：US09761883

申请日：2001-01-17

Applicant: Eaton Corporation

Inventor： David C. Turner

IPC: H01H009/00

CPC classification number: H01H71/1054 ,  H01H71/7445 ,  H01H2071/1063 ,  H01H2083/201

Abstract: A pair of spring mounted masses have sufficient inertia to remain stationary in response to a shock force applied to the housing of a trip assembly in a circuit breaker to block movement of the trip bar and thereby prevent a nuisance trip.

Abstract translation: 一对弹簧安装的质量块具有足够的惯性以响应于施加到断路器中的跳闸组件的壳体的冲击力而保持静止，以阻止跳闸杆的运动，从而防止妨碍跳闸。