Telescoping scaffolding for maintenance and repair of multi-stor

Details Telescoping scaffolding for maintenance and repair of multi-stor Telescoping scaffolding for maintenance and repair of multi-stor

1993-04-23

1994-09-06

Chin-Shue, Alvin C.

Fire escape, ladder, or scaffold

Scaffold supported internally on shaft

182222, 182151, 122504, 122379, E04G 310

Patent

active

053439783

ABSTRACT:
The present invention features a telescoping-type scaffold for use in the repair of superheater tubes of power-generating boiler systems. The telescoping-type scaffold is constructed in situ at the superheater bay of the firebox of the boiler. The telescoping scaffold is fabricated in sections to provide bridges between: (a) the access hatch at the superheater level of the firebox and the first tier of a pendant section of the superheater bay, (b) the first and second tiers of the pendant section, (c) the pendant and the platen sections of the superheater bay, and (d) the first and second tiers of the platen section.

REFERENCES:
patent: 2851311 (1958-09-01), Gibbs
patent: 4232636 (1980-11-01), Prohazka
patent: 4276956 (1981-07-01), Manula et al.
patent: 5007501 (1991-04-01), Baston

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