Shaft tube joint structure of drive shaft

HVAC Round Pipe Sealed Fittings

Method of Installing Sealed Circular Ductwork

Self-sealing circular cross-section sheet metal duct and method for manufacturing a sealed circular cross-section duct

Method of installing sealed circular ductwork

Coupling for use with ultra low permeation hose

Method of installing a self locking sheet metal duct

Self locking sheet metal duct with a sealant

Joint structure of steel pipe and light metal pipe

Method of installing an electrical insulating device

Methods for making a connection

Self locking sheet metal duct with a sealant and method for manufacturing the duct with a sealant and installing the duct with a sealant

Connector assemblies and methods for making a connection

Method and arrangement for providing a gas-tight joint

Method and apparatus for forming leak-proof coupling for beverage distribution system

Threaded attachment

Adapter mandrel used in conjunction with premolded high voltage connectors and connector components

Connector assembly

Gas feed pipe connecting screw for continuous casting nozzle