Machines > With air blast or suction > Air blast only > For hollow work, internal cleaning, e.g., tube soot-blowers > With induced flow of ambient air, e.g., jet pump > Patents

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Class Information
Number: 15/408
Name: Brushing, scrubbing, and general cleaning > Machines > With air blast or suction > Air blast only > For hollow work, internal cleaning, e.g., tube soot-blowers > With induced flow of ambient air, e.g., jet pump
Description: Apparatus having provisions whereby the fluid blast induces a flow of ambient air into the tube or other hollow work at the same end of such tube or work as the power fluid is applied.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
7168120	Pressure-fed vacuum swimming pool cleaning robot	Jan. 30, 2007
6845542	Portable, fully contained and disposable suction device	Jan. 25, 2005
6630032	Method and apparatus for dislodging accrued deposits from a vessel	Oct. 7, 2003
5070893	Apparatus and method for removing washcoat remaining in the channels of freshly coated monolithic or honeycombed catalyst carriers and use of the apparatus	Dec. 10, 1991