Patent ID: 6823949
Filing Date: 2004-11-30
Classification: B25B,Y10T

Abstract:
A modular control apparatus for a power impact tool the tool comprising at least one motor, the modular control apparatus being releasably attachable to the tool, the apparatus adapted for controlling the duration of flow of a compressible fluid at a discharge port of the modular control apparatus, said apparatus comprising:a first channel, into which a compressible fluid may be received; a second channel, from which the compressible fluid may be discharged from the apparatus; a valve, through which the compressible fluid may pass from the first channel to the second channel; a third channel, through which the compressible fluid may pass from the first channel to a reservoir; a fourth channel, through which the compressible fluid may pass from the first channel to a portion of the valve chamber; a fifth channel, through which the compressible fluid may pass from the reservoir to a portion of the valve chamber; a sixth channel, through which the compressible fluid may be vented from the valve chamber; and a structure containing the channels, the valve, and the reservoir, the structure being releasably attachable to a tool.