Demonstration Joint, made in Ferranti's workshop to instruct joiners in the method of making the 7000 joints required on the four Deptford Mains (1889) Demonstration Joint
Dismantled joint, wallpad and part rafter, with two original dowels, (plus one replacement dowel), 17th century, from North Nave Aisle, York Minster Dismantled joint
5" Riveted-on Flange Steam Pipe Joint, for working pressure of 225 lb 5" Riveted-on Flange Steam Pipe Joint
Two torsion sleeve joints: (a) one torsion sleeve joint 7/.188" steel core; (b) one torsion sleeve joint, wire .125" diam. Two torsion sleeve joints
Edison Y-Joint for 3-core tube from Pearl Street Installation, for taking off services ( 1885) Edison Y-Joint for 3-core tube from Pearl Street Installation
Complete Ferranti Joint, 10kV recovered from the Grosvenor Gallery Substation. Originally laid in 1890 Complete Ferranti Joint
"Leg-of-Mutton" Joint. Used at Blackfriars Substation in 1890 for taking off a rubber " tail" to the transformer from the rigid Ferranti Main "Leg-of-Mutton" Joint
T-joint for Siemens 2400-volt Concentric cable laid in 1890 T-joint for Siemens 2400-volt Concentric cable
Section of Ferranti's Joint, cut away to show the detail of the joint after it has been pulled together by means of a screw jack (1890) Section of Ferranti's Joint
Straight joint for Siemens 2400-volt Concentric cable (1889-90) Straight joint for Siemens 2400-volt Concentric cable
Main joint of the framework of H.M. Airship R.100, showing how the longitudinal and transverse girders are carried. Main Joint and Tubular Boom from the Framework of H.M. Airship R.100.
4" Oval Flange Hydraulic Pipe Joint for pressures up to 2,500 lb 4" Oval Flange Hydraulic Pipe Joint for pressures up to 2
Inclined branch joint for 2" lead round rain water or soil pipe with Astragels flame burnt joints Inclined branch joint for 2" lead pipe
Victaulic steel alloy joint 2" x 2 5/8" 300 lbs type water 5.20.08 (.... for shouldered type Victaulic pipes) Victaulic steel alloy joint 2" x 2 5/8" 300 lbs ty
Edison 3-core straight joint from the Pearl Street Installation, with ball-and-socket joint for change of direction (1885) Edison 3-core straight joint from the Pearl Street Installation
Edison right-angle joint, for 3-core Edison tube from Pearl Street Installation, for change of direction at street junctions (1885) Edison right-angle joint
Half section of Ferranti main cable joint, for 11,000 volts, 1890 Half section of Ferranti main cable joint 1890
Edison T-joint from Pearl Street Installation, for taking off services, and for network interconnection (1885) Edison T-joint from Pearl Street Installation
Right-Angle Joint; recovered from the Grosvenor Gallery Sub-station where they were used to bring the 10-kv Main up to the level of the Transformers Right-angle joint from the Grosvenor Gallery Sub-station
Machine welded pipe joint, 1892, from Fulham Town Hall central heating system Machine welded pipe joint