Patent ID: 9630665
Date: 2017-04-25
CPC Classifications: B62D,E02F

Claim:
1. A crawler belt coupling apparatus comprising: a first crawler belt link having a first through hole; a second crawler belt link disposed to face said first crawler belt link, having a second through hole, and having a groove formed in an end surface thereof opposite to said first crawler belt link; a master pin inserted into said first and second through holes, said master pin being provided with an insertion hole radially extending through said master pin; a locking pin press fitted into said insertion hole and having both ends projecting relative to said master pin; and a snap ring having a C-like shape, having an outer diameter larger than said first through hole, disposed opposite to said second crawler belt link relative to said first through hole, and attached to said master pin, said groove having a radial width smaller than a diameter of said master pin, said locking pin being disposed in said groove, both ends of the locking pin being contained in the groove, and the groove having a depth larger in size than a diameter of the locking pin.