The 700 Series line of stamped, steel-ratchet clutches include two models: Model 701, which weighs 10 oz and can handle 85 ft-lb of static torque, and Model 702, which weighs 11/2 lbs and can handle 170 ft-lb of static torque. Custom models are also available. The ratchet clutches are for machinery indexing, manual backstopping of conveyor belts, or overrunning in dual-motor set ups. Clutches allow fingertip control of a range of motion: one-way left, one-way right, freewheeling, and fully locked.
Lowell Corp., Box 158, Worcester, MA 01613, FAX (508) 835-2944.
Although plastics make up only about 11% of all US municipal solid waste, many are actually more energy-dense than coal. Converting these non-recycled plastics into energy with existing technologies could reduce US coal consumption, as well as boost domestic energy reserves, says a new study.
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