Liquid heaters and vaporizers – Safety devices – Fire extinguishers
Patent
1983-05-16
1985-04-02
Favors, Edward G.
Liquid heaters and vaporizers
Safety devices
Fire extinguishers
165 75, 165 76, F22B 3742
Patent
active
045080631
ABSTRACT:
The present invention relates to a device for introducing a mobile positioning body onto a tube plate of a steam generator through a manhole.
The device comprises two substantially parallel rails essentially shaped like a curved angle plate, whereby a trolley can slide along the rails and on which can be placed the said moving body. During the introduction of the moving body, the device is provisionally fixed to the tube plate by lugs and to the inner face of the manhole by a pedal maintained in place by a spring.
Application to the inspection of steam generator tubes.
REFERENCES:
patent: 4018344 (1977-04-01), Leshem
patent: 4148403 (1979-04-01), Riffe
patent: 4212583 (1980-07-01), Gebelin
patent: 4302146 (1981-11-01), Finlayson et al.
patent: 4373855 (1983-02-01), Lebouc
Favors Edward G.
Intercontrole Societe Anonyme
Warner Steven E.
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