Patents by Inventor Lucio Di Trolio

Lucio Di Trolio 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).

  • Patent number: 8539707
    Abstract: A pistol having a device to prevent ejector over-rotation is provided. The pistol includes a frame having an upper rear portion having a left side wall and a right side wall. An ejector has a first end, a second end and a pivot point. The first end has a cam surface for ejection of a spent case. The second end contacts an over-rotation stop. A sear spring is adjacent to the upper rear portion and has a cantilevered spring leg disposed adjacent to the second end of the ejector to rotably bias the ejector downward such that the first end of the ejector pivots upward. A stop is disposed between said left and right side walls to engage the second end of the ejector to limit rotational travel past the spring leg of the sear spring.
    Type: Grant
    Filed: June 12, 2012
    Date of Patent: September 24, 2013
    Assignee: Kimber IP, LLC
    Inventor: Lucio Di Trolio
  • Patent number: 8499482
    Abstract: An ambidextrous safety for a firearm includes a first portion, a second portion and a pivot pin, where each portion has a thumb lever that is rotatable in a frame aperture about the pivot pin having a first end and a second end. The first end is integrally disposed on the first portion and the second end has a first part of a two-part fastener. The second portion has a second part of the two-part fastener. The fastener rigidly secures the first portion to the second portion through the aperture. One part of the fastener has a socket and the other part has a protuberance for receipt in the socket. The protuberance is oblong and tapers inwardly. The socket has a socket aperture having a cutaway, tapering inwardly for receipt of the protuberance. The socket and the protuberance provide an interference fit. The two-part fastener provides retention and minimizes backlash.
    Type: Grant
    Filed: June 12, 2012
    Date of Patent: August 6, 2013
    Assignee: Kimber IP, LLC
    Inventor: Lucio Di Trolio