From Thomson Industries Inc.

What are the main differences between pneumatic brake and clutch assemblies versus electric brake and clutch assemblies? Pneumatic clutches and brakes use air cylinders to actuate and provide the normal force to transmit torque. They require 30-80 PSI of a clean compressed air...

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Products & Services
Mechanical Brakes
Mechanical brakes are assemblies consisting of mechanical elements for the slowing or stopping of shafts in equipment drives. Mechanical power is required to activate the brake.
Electric Clutches
Electrical clutches are assemblies consisting of elements for the connection and disconnection of shafts (clutch) in equipment drives.
Electric Brakes
Electric brakes are assemblies consisting of electrical elements for the slowing or stopping of shafts in equipment drives. Electrical power is required to activate the brake.
Electric Brake and Clutch Assemblies
Electric brake and clutch assemblies consist of elements for both the connection and disconnection of shafts (clutch) and for the slowing or stopping of shafts (brake) in equipment drives.

Product Announcements
Nexen Group, Inc. - Hygiene Focused Clutch-Brakes May Cut Energy Bills
Upgraded pneumatic clutch brakes that can withstand washdown could eliminate bacteria build-up and reduce downtime for bakery and other food processing operations that require repetitive stop-start... (read more)
Ogura Industrial Corp. - New Pneumatic Caliper Brake
With the continued interest in caliper brakes in both electric and hydraulic styles, some Ogura customers have also requested that Ogura produce a pneumatic style spring-engaged caliper brake. (read more)
Ogura Industrial Corp. - New Centrifugal Brake Helps Control Shutter Doors
Anyone who has ever lifted a manual rolling shutter door knows that sometimes doors in a freefall condition can have significant force behind them. Left unchecked, this force can cause either... (read more)
Island Components Group - Electric Brake and Clutch Assemblies
Island Components Group manufactures Custom Electric Brake and Clutch Assemblies to match your specifications. (read more)
WPT Power Corporation -  Designed To Accommodate In-Line Mounting
The Power Grip Clutch is designed to accommodate in-line mounting for heavy duty power transmission. Used in conjunction with either a quick change or standard driving adapter, the Power Grip Clutch... (read more)
WPT Power Corporation - Major design improvement for the Power Grip Clutch
Only one wave spring per plate is required versus several coil springs. The wave spring allows simple assembly of a clutch on the shaft without the use of special tools used to retain the obsolete... (read more)

Topics of Interest

Friction and Magnetism: The Basics of EM Clutches and Brakes Electromagnetic clutches and brakes seem simple, but complex variations fit them to multiple applications. • Electromagnetic clutches...

Driveline components transmit and control power and motion. As simple as this sounds, it is necessary on every machine. Brakes are basically a clutch with one member held stationary. The objective...

No-slip clutch/brakes keep loads and drives synced up. A tape nip uses a motor and belt drive to power the input hub of a wrap-spring clutch/brake. The tape accurately pays out in increments...

Warner Electric Precision Tork magnetic particle clutches and brakes are the ideal solution for controlling and maintaining torque. If the application is tensioning, load simulation, torque limiting,...

Each of the two drive shafts is equipped with a 1150 mm (45.3 in) diameter brake disc and eight Dellner Brakes type SKD 80 hydraulically applied disc brakes. The pressure for the brakes is provided by...