Patents by Inventor Simon A. Mortimer

Simon A. Mortimer 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).

  • Pouch for the blower unit of a powered air purifying respirator
    Patent number: 6823867
    Abstract: A pouch is provided for the blower unit of a powered air-purifying respirator system, to isolate the blower unit from hazardous material such as potentially-explosive dust or gas. The pouch has an opening at one end through which the blower unit can be inserted into the pouch, and is shaped at the other end to receive the blower unit. It also has air inlet openings positioned to register with air inlets of the blower and permit the connection of the filter cartridges thereto, and an air outlet opening positioned to register with the air outlet of the blower unit and permit the connection thereto of a breathing tube of the respirator system. When the blower unit is inside the pouch, seals at the pouch openings inhibit or prevent particulate or gaseous material from entering the pouch through the openings.
    Type: Grant
    Filed: October 3, 2002
    Date of Patent: November 30, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Martin J. Avery, Raymond Odell, Jason A. Graves, Nicholas J. Gloag, Simon A. Mortimer, Rachael J. Johnson, Desmond T. Curran
  • Pouch for the blower unit of a powered air purifying respirator
    Publication number: 20030192541
    Abstract: A pouch is provided for the blower unit of a powered air-purifying respirator system, to isolate the blower unit from hazardous material such as potentially-explosive dust or gas. The pouch has an opening at one end through which the blower unit can be inserted into the pouch, and is shaped at the other end to receive the blower unit. It also has air inlet openings positioned to register with air inlets of the blower and permit the connection of the filter cartridges thereto, and an air outlet opening positioned to register with the air outlet of the blower unit and permit the connection thereto of a breathing tube of the respirator system. When the blower unit is inside the pouch, sealing means at the pouch openings inhibit or prevent particulate or gaseous material from entering the pouch through the openings.
    Type: Application
    Filed: October 3, 2002
    Publication date: October 16, 2003
    Inventors: Martin J. Avery, Raymond Odell, Jason A. Graves, Nicholas J. Gloag, Simon A. Mortimer, Rachael J. Johnson, Desmond T. Curran
  • Respiratory mask having comfortable inner cover web
    Patent number: 6041782
    Abstract: A respiratory mask 1 has a molded, cup-shaped, shape-retaining shell 10 on the concave side of which is a layer of filter material 11 and, on the concave side of the filter material, without any intermediate shape-retaining layer, a layer of nonwoven material 12. The layer of filter material 11 and the inside layer 12 are conformed into the cup-shaped configuration of the shape-retaining shell 10. The inside layer 12 is preferably a smooth BMF material offering improved comfort to the wearer.
    Type: Grant
    Filed: June 24, 1997
    Date of Patent: March 28, 2000
    Assignee: 3M Innovative Properties Company
    Inventors: Seyed Abolhassan Angadjivand, Tammy M. Chalmers, James F. Dyrud, Simon A. Mortimer, Scott J. Tuman, Cynthia Y. Tamaki, Graham J. Bostock
  • Pouch
    Patent number: D497667
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: October 26, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Raymond Odell, Martin J. Avery, Jason A. Graves, Nicholas J. Gloag, Simon A. Mortimer, Rachael J. Johnson, Desmond T. Curran