Overrunning Clutches and Backstops An Altra Industrial Motion Company

COMPETENCE IS OUR STRENGTH PORTFOLIO Stieber was founded in Munich in 1937 and is now a medium-sized company employing 140 people at its locations in Heidelberg and Garching near Munich. Our core business activity is the design and production of drive elements for mechanical engineering systems. Our major strength is the development and production of overrunning clutches and backstops, which transmit torque by means of friction. Stieber can reflect on numerous innovative developments during the course of the company’s history; innovations that have made it the European market leader. Stieber proved...

PRODUCTS THE PRINCIPLE Overrunning clutches are directional couplings, which means they are engaged and disengaged automatically, depending on the relative direction of rotation of the driving and driven sides. Practical applications of this principle: • Overrunning clutch for multiple-machine drives or to separate the inertia of masses of a driven machine from the driving machine after it has been switched off. • Indexing clutch which turns a shaft step by step, thus achieving indexed material feed or a variable speed. • Backstop to prevent a machine shaft turning backwards. In this case the...

Stieber Clutch Overrunning Clutches and Backstops OUR INNOVATIVE IDEAS LEAD TO FORWARD-LOOKING RESULTS “Stieber is the only manufacturer of overrunning clutches in the world which is familiar with all clutch technologies such as roller and sprag clutch variants. Our company has proven ability in the overrunning clutch technology sector. This is not least guaranteed by our team of extremely experienced engineers. Alongside development work and regular improvement of the basic forms, unique ­ olutions s have been found over the years, such as: •• Housing overrunning clutches with pump-less internal...

QUICKLY AND ACCURATELY. THAT’S HOW STIEBER WORKS. “Both standard catalogue products and customerspecific products are manufactured according to the very latest technical standards in our two factories. Our qualified employees manufacture your products with great care and responsibility. Our commitment to continuous improvement means that our systems and processes are constantly under review. Over the past few years this has led to a 30% time saving in manufacture, for example. The assembly and warehouse departments register requirements using a Kanban system. This improves the availability of...

Stieber Clutch Overrunning Clutches and Backstops THE QUALITY HAS TO BE RIGHT. AND THAT’S SOMETHING YOU CAN RELY ON. “Total quality is assured both by meeting prescribed product performance specifications and thanks to the reliability of manufacturing methods and process workflows including integrated tests. The key technical data of Stieber products are either calculated using FVA methods and/or verified on our test benches. We have test machines with a torque capacity of up to 700,000 Nm. During idling, units with a bore up to 600 mm can be tested at speeds of up to 1,500 rpm. The modern equipment...

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Altra Industrial Motion All Customer Service phone numbers shown in bold Belted Drives and Sheaves Couplings Cont. Engineered Bearing Assemblies Heavy Duty Clutches and Brakes Cont. TB Wood’s Belted Drives Chambersburg, PA - USA 1-888-829-6637 - Press #5 For application assistance: 1-888-829-6637 - Press #7 Ameridrives Couplings Mill Spindles, Ameriflex, Ameridisc Erie, PA - USA 1-814-480-5000 Gear Couplings San Marcos, TX - USA 1-800-458-0887 Ameridrives Power Transmission Universal Joints, Drive Shafts, Mill Gear Couplings Green Bay, WI - USA 1-920-593-2444 Bibby Turboflex Disc, Gear, Grid...