Patents by Inventor Gerald P. McNamara

Gerald P. McNamara has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Recyclable abrasive blasting system and method
    Patent number: 5695385
    Abstract: A method of using a recyclable abrasive blasting system for blasting abrasive against a surface to be cleaned and for recovering such abrasive, comprising a storage hopper for containing abrasive, blast pots which receive abrasive and deliver it to a blasting hose, an autodump tank including an inlet for receiving particles resulting from blasting, such particles comprising trash, debris, dust and abrasive, a screen for separating trash and debris from the particles, an airwash for separating dust from said particles, and values for metering the amount of particles traveling there-through, a classifier includes a first auger and a plurality of augers formed by screens having spiral members thereon, the plurality of augers surrounding the first auger and in rotating cooperation therewith, whereby the screens classify debris from abrasive such that it may be routed outside of the classifier, whereby an airwash takes place and wherein any remaining particles travel to a particle separator having accumulating pla
    Type: Grant
    Filed: November 20, 1995
    Date of Patent: December 9, 1997
    Assignee: IPEC, LLC
    Inventors: David P. Bachand, Gerald P. McNamara
  • Recyclable abrasive blasting system
    Patent number: 5468174
    Abstract: A recyclable abrasive blasting system for blasting abrasive against a surface to be cleaned and for recovering such abrasive which has been blasted, comprising a storage hopper for containing abrasive, blast pots which receive abrasive and deliver it to a blasting hose wherein abrasive is propelled against a surface, an autodump tank including an inlet for receiving particles resulting from blasting, such particles comprising trash, debris, dust and abrasive, a screen for separating trash and debris from the particles, an airwash for separating dust from said particles, and valves for metering the amount of particles traveling therethrough, a classifier includes a first auger and a plurality of augers formed by screens having spiral members thereon, the plurality of augers surrounding the first auger and in rotating cooperation therewith, whereby the screens classify debris from abrasive such that it may be routed outside of the classifier, whereby an airwash takes place and wherein any remaining particles tr
    Type: Grant
    Filed: November 19, 1993
    Date of Patent: November 21, 1995
    Assignee: IPEC Advanced Systems, Inc.
    Inventors: David P. Bachand, Gerald P. McNamara