Descaling Device

Author:  Paul Von Arx
Source:  US Patent 3,571,874
Doc ID:  1969042
Year of Publication:  1969
Abstract:  
A descaling, derusting, deslagging or metal cleaning device of the compressed air gun type which is supplied with compressed air through its handle and such handle is pivotally mounted on the device and capable of being swung not only into the usual positions but also into a position at a small angle to the barrel assembly of the device so as to enable the device to be used in confined and other places of difficult access.