Title:
RAILROAD SWITCH
Document Type and Number:
Japanese Patent JP2023017281
Kind Code:
A
Abstract:
To provide a technique for a railroad switch by which a conversion time can be shortened corresponding to a turnout that includes a relatively heavy load element like an escape crank without a large-scale change of an accessory facility about a conventional railroad switch structure, and the railroad switch can complete conversion locking without an abnormity even when an adhesion force is extremely strengthened.SOLUTION: The railroad switch is configured such that a locking body and a locked body are maintained in a nearby state until meshing between a final end tooth of a pinion and a final tooth of a rack is released, and motor contact points are switched to be in an off state just before the meshing is released and after that, by rotation power of inertia, the meshing of the final end tooth of the pinion and the final tooth of the rack is released and the locking body and the locked body are in an engaged state and a conversion display output contact points are switched to be in an on-state.SELECTED DRAWING: Figure 5
Inventors:
SAKURAI IKUO
Application Number:
JP2021121427A
Publication Date:
February 07, 2023
Filing Date:
July 26, 2021
Export Citation:
Assignee:
KYOSAN ELECTRIC MFG
International Classes:
B61L5/10; E01B7/02
Attorney, Agent or Firm:
Yasushi Kuroda
Noboru Takekoshi
Inoue Hajime
Noboru Takekoshi
Inoue Hajime