US 7,332,013 B2
Compressed air/gas-driven tool with integrated dryness indicator
Michael J. Arno, 5850 Kraus Rd., Clarence, N.Y. 14031 (US); Daniel Blaszkowiak, 93 Woodgate Dr., Cheektowaga, N.Y. 14227 (US); Allan R. Blount, 1018 Marshall Rd., Lyndonville, N.Y. 14098 (US); and Raymond L. Cahill, 71 Maldner Ave., Tonawanda, N.Y. 14150 (US)
Filed on Sep. 01, 2004, as Appl. No. 10/931,471.
Claims priority of provisional application 60/581891, filed on Jun. 22, 2004.
Claims priority of provisional application 60/553163, filed on Mar. 15, 2004.
Prior Publication US 2005/0199403 A1, Sep. 15, 2005
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 53/02 (2006.01); G01N 19/10 (2006.01)
U.S. Cl. 55—518  [55/DIG. 17; 422/86; 73/29.04; 73/29.05; 239/DIG. 14] 51 Claims
OG exemplary drawing
 
1. An air/gas-driven tool apparatus with an integrated air/gas dryness indicator, comprising:
a hand-operable trigger for actuating said tool apparatus;
a housing defining a cavity;
an air/gas dryness detector in said cavity;
an air/gas flow passage situated to provide a stream of compressed air/gas to said dryness detecting material; and
a visual indicator adapted to provide an indication of compressed air/gas dryness detected by said dryness detector.