EP 0219621 A3 19880921 - EARTH BONDING
Title (en)
EARTH BONDING
Publication
Application
Priority
GB 8519396 A 19850801
Abstract (en)
[origin: EP0219621A2] A method for providing an electric instantaneous water heater with an earth bond comprises fitting a conductive device (20,40) to the water inlet pipe (3,30) of the heaters plastic bodied solenoid valve, causing the device (20,40) to make electrical contact with a copper water supply pipe (10) through the action of an olive (9) and nut (8) of a compression joint fitting and provide the device (20,40) with a conductive cable (23,43) for connection to a metallic element associated with the heating element of the heater.
IPC 1-7
IPC 8 full level
F24H 9/20 (2006.01)
CPC (source: EP US)
F24H 9/2028 (2013.01 - EP US)
Citation (search report)
- [A] US 3260790 A 19660712 - HOMER ALSUP W
- [A] US 3537065 A 19701027 - WINSTON ERIC
- [A] GB 496155 A 19381125 - REUBEN DIGHT
Designated contracting state (EPC)
BE DE FR IT NL SE
DOCDB simple family (publication)
EP 0219621 A2 19870429; EP 0219621 A3 19880921; GB 8519396 D0 19850904
DOCDB simple family (application)
EP 86110289 A 19860725; GB 8519396 A 19850801