OCR Text |
Show FLEXIBLE BLADE FOR LAWN MOWERS A new lawn mower blade is ibeing made from a flexible elastomeric material. This rubber-like substance has some of the physical properties of both plastic and rubber. It differs from both, however, in molecular molec-ular structure, nature of bonds, and orientation of molecular chains. The flexible characteristics of the material in the blade enables it to ride over foreign obstructions, permitting the blade to strike a glancing blow, rather than a cutting one upon contact with body members. mem-bers. Dayco Corporation of Dayton, Ohio, is the manufacturer. |