Waterblasting safety cage

Details Waterblasting safety cage Waterblasting safety cage

2007-08-03

2009-08-11

Barr, Michael (Department: 1792)

Cleaning and liquid contact with solids

Processes

Hollow work, internal surface treatment

C134S022180, C134S025100

Reexamination Certificate

active

07571733

ABSTRACT:
A safety cage is used in waterblasting with a lance comprising a hollow rod and a nozzle having a diameter larger than the diameter of the rod. The safety cage is an enclosure having an open bottom and a transparent top. The top has a slot and a means for allowing movement through the slot of the rod but not the nozzle of the lance.

REFERENCES:
patent: 3582057 (1971-06-01), Beals et al.
patent: 3910359 (1975-10-01), Childress
patent: 4381027 (1983-04-01), Molen et al.
patent: 4505593 (1985-03-01), Miller et al.
patent: 6626195 (2003-09-01), Garman et al.

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