Patent ID: 8550566

Claim:
A seat belt for a construction machine, the seat belt being provided in the construction machine, comprising: a lap strap laterally stretchable across a seat surface of a seat; an automatic locking retractor that is configured to wind the lap strap laterally stretchable across the seat surface of the seat; a shoulder strap stretchable from an upper portion of one side of a backrest of the seat to a lower portion of the other side thereof; an emergency locking retractor that is configured to wind the shoulder strap; and a shoulder anchor attached to the seat, wherein the shoulder anchor comprises: an anchor plate fixed to the backrest of the seat; a support arm having a lower end fixed to the anchor plate and an upper end positioned above one of shoulders of an operator; and an insert portion provided near the upper end of the support arm and through which the shoulder strap is inserted, wherein the anchor plate comprises a planar portion to which the support arm is fixed and which is tightly bonded to a back portion of the backrest, the planar portion is provided with a rib which is formed on the planar portion along a vertical direction in a direction perpendicular to the planar portion, and lower ends of the planar portion and the rib are positioned near a support supporting the backrest.