• Patent Title: Point machine and switch with snap-action and method of operating said point machine
  • Application No.: US15778695
    Application Date: 2015-11-24
  • Publication No.: US10850752B2
    Publication Date: 2020-12-01
  • Inventor: Stephen BakerDion Marriott
  • Applicant: Siemens LTD.
  • Applicant Address: AU Bayswater
  • Assignee: Siemens Mobility Pty Ltd.
  • Current Assignee: Siemens Mobility Pty Ltd.
  • Current Assignee Address: AU Bayswater
  • International Application: PCT/US2015/062248 WO 20151124
  • International Announcement: WO2017/091202 WO 20170601
  • Main IPC: B61L5/10
  • IPC: B61L5/10
Point machine and switch with snap-action and method of operating said point machine
Abstract:
A switch for a point machine, point machine having said switch, and a method for operating said point machine. The switch opening and closing a circuit providing current to the motor of the point machine. The switch having an elastic element, such as a spring, to create “snap-action” to open and close the circuit. Operation of the motor compressing the spring to open the circuit and cut-off power to the motor when the point machine has completed movement of a point.
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