VIBRATION-PROTECTING MITTEN Russian patent published in 1999 - IPC

FIELD: appliances for protecting hands from vibration generated by vibratory equipment and hand-held tools, such as that used in wood-working industry and forestry. SUBSTANCE: mitten has body defined by rear and palm portions, finger stall for thumb or for thumb and indicating finger, inner layer and vibration-protective insert made from foamed polyurethane and arranged between body and inner layer at side adjoining palm. Structure of foamed polyurethane has spherical gas cells of different diameter which are isolated one from the other and nonuniformly distributed through thickness of insert. Insert has row of parallel horizontal tubular pockets filled with foamed polyurethane, which is cut into pieces with sizes of faces making 0.2-1.0 of thickness of insert tubular pocket. EFFECT: simplified construction and increased efficiency in reducing vibration level within wide range of frequencies. 2 dwg