Patents by Inventor Sean D'Silva

Sean D'Silva 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).

  • Dry sprinkler assemblies
    Patent number: 11925826
    Abstract: A dry sprinkler for a fire protection system having a configuration with one or more coupling arrangements for connection to a fluid supply piping of the system. The dry sprinkler structure further includes an inner surface and inner assembly to provide a preferred discharge performance. The dry sprinkler provides for a flow rate from the outlet of the sprinkler in accordance with the start pressure at the inlet of the sprinkler and the rated discharge coefficient, K factor, ranging between 16.8 GPM/PSI½ and 33.6 GPM/PSI½.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: March 12, 2024
    Assignee: Tyco Fire Products LP
    Inventors: Yoram Ringer, Manuel R. Silva, Jr., George B. Coletta, Roger H. Leduc, Sean D. Weed
  • Method for manufacturing resin mats
    Publication number: 20080108269
    Abstract: The present invention relates to a method for the manufacture of sheet molding compounds (SMC) in which the required glass fiber nonwovens are manufactured in-line and have an inhomogeneity of 10% or less, a weight per unit area of 400 g/m2 or higher and a strength of less than 10 N. Furthermore, the present invention describes resin mats that comprise the glass fiber nonwovens in accordance with the invention that represent valuable intermediate products.
    Type: Application
    Filed: November 7, 2007
    Publication date: May 8, 2008
    Inventors: Sean D'Silva, Thomas Stehlin
  • Glass fiber reinforced gas cylinder
    Publication number: 20070187415
    Abstract: Provided is a glass fiber reinforced cylinder, suitable for use as a high pressure gas cylinder. The reinforced cylinder is prepared by centrifugally creating an inner layer of glass fiber reinforced resin in the cylinder.
    Type: Application
    Filed: February 14, 2006
    Publication date: August 16, 2007
    Inventors: Sean D'Silva, Thomas Stehlin
  • Glass fiber non-woven fabrics, resin impregnated glass mats and methods for their manufacturing
    Publication number: 20070049143
    Abstract: Glass fiber non-woven fabrics, resin impregnated glass mats and methods for their manufacturing. The present invention relates to glass fiber non-woven fabrics comprising cut glass fibers, wherein the glass fiber non-woven fabric has an inhomogeneity of 10% or less, a weight per unit area of 600 g/m2 or greater and a tensile strength of at least 10 N. The present invention also concerns resin impregnated glass mats which comprise the glass fiber non-woven fabrics according to the invention.
    Type: Application
    Filed: August 11, 2006
    Publication date: March 1, 2007
    Inventors: Sean D'Silva, Thomas Stehlin