Title:
INSULATOR COUPLER FOR ELECTRIC TRAIN TRACK
Document Type and Number:
Japanese Patent JP2019172211
Kind Code:
A
Abstract:
To provide a coupler which can easily connect insulators.SOLUTION: An insulator coupler 30 for electric train track includes a stationery pin 10 having a head and a shank, and a cap 20 which is fitted to the stationery pin 10. The shank of the stationery pin 10 comprises a first shank part, a second shank part which has a diameter smaller than that of the first shank part, and a third shank part which has a diameter smaller than that of the first shank part and larger than that of the second shank part, in this order from the head side toward a tip side. In a radial direction of the shank of the stationery pin 10, a size of the head is larger than the diameter of the first shank part. The cap 20 has elasticity, and has a first open hole which has a diameter smaller than that of the third shank part and larger than that of the second shank part. A length of the first open hole is shorter than a length of the second shank part.SELECTED DRAWING: Figure 1
Inventors:
FUJIMURA RYO
HONDA MITSUHIRO
YAMADA ETSUKO
ONODERA KATSUYUKI
MATSUOKA RYO
HONDA MITSUHIRO
YAMADA ETSUKO
ONODERA KATSUYUKI
MATSUOKA RYO
Application Number:
JP2018065609A
Publication Date:
October 10, 2019
Filing Date:
March 29, 2018
Export Citation:
Assignee:
NGK INSULATORS LTD
HIGASHI NIPPON RYOKAKU TETSUDO
HIGASHI NIPPON RYOKAKU TETSUDO
International Classes:
B60M1/16; H01B17/08; H02G1/02; H02G7/00
Attorney, Agent or Firm:
Kaiyu International Patent Office