Patents by Inventor David M. Lent

David M. Lent 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).

  • Impact resistant composite panel and method of forming a composite panel
    Patent number: 9427940
    Abstract: A composite panel includes a support layer including a first plurality of prepreg plies wrapped around at least one mandrel; a mid-plane impact layer including a second plurality of prepreg plies, the mid-plane impact layer adjacent to the support layer; a upper skin layer including a third plurality of prepreg plies, the upper skin layer adjacent to the mid-place impact layer; and a lower skin layer including a fourth plurality of prepreg plies, the lower skin layer adjacent to the support layer; whereby each of the first, second, third, and fourth plurality of prepreg plies are co-cured to form the composite panel.
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: August 30, 2016
    Assignee: SIKORSKY AIRCRAFT CORPORATION
    Inventors: Jonathan Bremmer, Darryl Mark Toni, William E. Hovan, III, Allan R. Macallister, Jr., Jeffrey G. Sauer, Christian A. Rogg, Robert A. Lacko, David M. Lent, Andrew Varga
  • Composite staple
    Patent number: 9162419
    Abstract: A laminate design is provided and includes a substrate formed to define through-holes, an initially uncured pre-preg laminate disposed proximate to the substrate and an initially uncured pre-preg staple. The staple includes a main member and legs extending from the main member and being disposable with the legs extending through the through-holes to pierce the laminate. The staple is co-curable with the laminate.
    Type: Grant
    Filed: October 2, 2013
    Date of Patent: October 20, 2015
    Assignee: SIKORSKY AIRCRAFT CORPORATION
    Inventors: Jonathan Bremmer, Darryl Mark Toni, Jeffrey G. Sauer, William E. Hovan, Christian A. Rogg, Andrew Varga, David M. Lent, Robert A. Lacko, Allan R. Macallister
  • IMPACT RESISTANT COMPOSITE PANEL AND METHOD OF FORMING A COMPOSITE PANEL
    Publication number: 20150133016
    Abstract: A composite panel includes a support layer including a first plurality of prepreg plies wrapped around at least one mandrel; a mid-plane impact layer including a second plurality of prepreg plies, the mid-plane impact layer adjacent to the support layer; a upper skin layer including a third plurality of prepreg plies, the upper skin layer adjacent to the mid-place impact layer; and a lower skin layer including a fourth plurality of prepreg plies, the lower skin layer adjacent to the support layer; whereby each of the first, second, third, and fourth plurality of prepreg plies are co-cured to form the composite panel.
    Type: Application
    Filed: November 12, 2013
    Publication date: May 14, 2015
    Applicant: Sikorsky Aircraft Corporation
    Inventors: Jonathan Bremmer, Darryl Mark Toni, William E. Hovan, III, Allan R. Macallister, JR., Jeffrey G. Sauer, Christian A. Rogg, Robert A. Lacko, David M. Lent, Andrew Varga
  • COMPOSITE STAPLE
    Publication number: 20150093541
    Abstract: A laminate design is provided and includes a substrate formed to define through-holes, an initially uncured pre-preg laminate disposed proximate to the substrate and an initially uncured pre-preg staple. The staple includes a main member and legs extending from the main member and being disposable with the legs extending through the through-holes to pierce the laminate. The staple is co-curable with the laminate.
    Type: Application
    Filed: October 2, 2013
    Publication date: April 2, 2015
    Applicant: Sikorsky Aircraft Corporation
    Inventors: Jonathan Bremmer, Darryl Mark Toni, Jeffrey G. Sauer, William E. Hovan, Christian A. Rogg, Andrew Varga, David M. Lent, Robert A. Lacko, Allan R. Macallister