CH607293A5CH583476ACH563476ACH607293A5CH 607293 A5CH607293 A5CH 607293A5CH 583476 ACH583476 ACH 583476ACH 563476 ACH563476 ACH 563476ACH 607293 A5CH607293 A5CH 607293A5
Authority
CH
Switzerland
Application number
CH583476A
Inventor
Guenter Rapp
Original Assignee
Licentia Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Licentia GmbhfiledCriticalLicentia Gmbh
Publication of CH607293A5publicationCriticalpatent/CH607293A5/xx
H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions