| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem wherein a bolt for supporting a scraper on a crawler is buried necessitating a special crawler and increasing cost, and it is required to narrow a space between the scraper and a machine body frame to increase the effect of the scraper, but the scraper and the machine body frame cannot be brought extremely close to each other when considering the risk of abutment of the scraper on the machine body frame by inclination of the crawler due to traveling.SOLUTION: Non-adhesive synthetic resin paint is painted on a side surface of a traveling frame (22) closely opposed to a machine body inside surface (29a) of the crawler (29). |
