compression coupling

compression coupling

[kəm′presh·ən ‚kəp·liŋ]
(mechanical engineering)
A means of connecting two perfectly aligned shafts in which a slotted tapered sleeve is placed over the junction and two flanges are drawn over the sleeve so that they automatically center the shafts and provide sufficient contact pressure to transmit medium loads.
A type of tubing fitting.

compression coupling

A coupling used to connect sections of hubless pipe (i.e., pipe without a hub), acid-resistant cast-iron pipe, or glass-pipe; consists of an inner elastomeric gasket and an outer metallic sleeve, with an integral bolt used to tighten and compress the seal.
References in periodicals archive ?
Quick Clamp No-Ledge Coupling delivers a machined tolerance joint, unlike a compression coupling, which can have frequent pipe misalignment during installation.
The system is a modified version of PLCS's already proven and successful Dresser Style 90/NORMAC Compression Coupling Encapsulation product.
Instalok compression coupling for pneumatic conveying lines is said to be 30% faster to install and 20% lower in cost than standard couplings.
Right now, do a torque check of the compression coupling hills to make sure they're 27-30 lb-ft.
A cartridge direct drive rotary motor uses an innovative compression coupling to connect the rotor to the shaft, along with a unique shipping clamp design that facilitates "mount and run" operation in less than 30 minutes.
Royston said that with today's factory-assembled "transition" style risers, the connection from the service line to the riser is made underground and frequently includes the use of a compression coupling or a stab-type fitting.
(one hour elapsed time), homes within about 150-240 feet from a compression coupling that had been pulled loose as a result of the hooked line exploded and three people died.