Air pressure and temperature sensors for air shafts and bladder chucks; downloadable mobile applications for monitoring air inflation, deflation and operating pressure of air shafts and bladder chucks

Protective tape for wrapping the shaft of a hockey stick to prevent damage and to increase stiffness

Non-metal wheels for guiding and positioning fabricated rebar cages into shafts such as construction shafts or mine shafts

guide and alignment wheel assemblies for mounting to bar reinforcement cages, for positioning the cages within caissons, drilled shafts and other geotechnical concrete foundation support structures

universal joints for machine parts; joints as machine parts and component machine parts used for repair and replacement of drive shafts and prop shafts for machines, namely, universal joints, companion flanges, flange yokes, slip yokes, end yokes, center and tube yokes, shafting, tubing, yoke and tube assemblies comprised of a yoke and tubes, stub shafts, yoke shafts, double cardan constant velocity assemblies comprised of two double cardan joints, an h-yoke, a ball socket yoke and a ball-stu...