Title:
弾性クローラ用芯金及び該芯金を用いた弾性クローラ
Document Type and Number:
Japanese Patent JP7122213
Kind Code:
B2
Abstract:
A core bar for an elastic crawler, the core bar having high durability against a twisting force acting on the core bar during use and an elastic crawler using the core bar are provided. A core bar 30 for an elastic crawler including a long core bar base 31, a pair of projection portions 32L, 32R that project at a center portion in a longitudinal direction of the core bar base 31, and a pair of rail portion 34L, 34R that project from the core bar base 31 on opposite outer sides of the pair of projection portions 32L, 32R and each include a track roller support surface 35 supporting a track roller 56 rolling on an inner circumferential surface of the elastic crawler 10, includes a pair of rail extension portions 36L, 36R that project from the core bar base 31 and each include a top surface 37 formed in such a manner as to continue from the track roller support surface 35, the top surface 37 extending from the rail portion 34L, 34R toward the center side in the longitudinal direction of the core bar base 31.
Inventors:
Tatsuya Kobori
Application Number:
JP2018191072A
Publication Date:
August 19, 2022
Filing Date:
October 09, 2018
Export Citation:
Assignee:
Bridgestone Corporation
International Classes:
B62D55/253
Domestic Patent References:
| JP2006027376A | ||||
| JP2010215063A | ||||
| JP11268672A |
Attorney, Agent or Firm:
Sato Eto