Patents by Inventor Andrew N. Wrigley

Andrew N. Wrigley 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).

  • Tap assembly
    Patent number: 8561846
    Abstract: Tap assembly configured to resist release of the tap when an internal vacuum is applied to the tap and to maintain aseptic conditions of fluid within an attached fluid container before first use of the tap. The tap assembly having an actuation member configured to cover at least a portion of a bore within a body; a cover configured to substantially enclose and abut a proximal portion of the actuation member to prevent actuation of the actuation member by engaging with the body; and a piercer element positioned on an end of the actuation member proximal to a sterility membrane sealed over the bore and including at least one projection to pierce the sterility membrane when the actuation member is actuated during first use of the tap assembly.
    Type: Grant
    Filed: November 1, 2010
    Date of Patent: October 22, 2013
    Assignee: Illinois Tool Works Inc.
    Inventors: David R. Hauner, Andrew N. Wrigley, Yeong Heng Koo
  • TAP ASSEMBLY
    Publication number: 20120211519
    Abstract: Tap assembly configured to resist release of the tap when an internal vacuum is applied to the tap and to maintain aseptic conditions of fluid within an attached fluid container before first use of the tap. The tap assembly having an actuation member configured to cover at least a portion of a bore within a body; a cover configured to substantially enclose and abut a proximal portion of the actuation member to prevent actuation of the actuation member by engaging with the body; and a piercer element positioned on an end of the actuation member proximal to a sterility membrane sealed over the bore and including at least one projection to pierce the sterility membrane when the actuation member is actuated during first use of the tap assembly.
    Type: Application
    Filed: November 1, 2010
    Publication date: August 23, 2012
    Applicant: ILLINOIS TOOL WORKS INC.
    Inventors: David R. Hauner, Andrew N. Wrigley, Yeong Heng Koo
  • Slide tap
    Patent number: 7311229
    Abstract: A slide tap particularly suitable for use on disposable containers has a valve body with a sliding actuator movable between closed and opened positions of an outlet formed in the body. A spring mechanism returns the actuator to a closed position.
    Type: Grant
    Filed: April 23, 2004
    Date of Patent: December 25, 2007
    Assignee: Illinois Tool Works Inc
    Inventor: Andrew N. Wrigley
  • Securing agent
    Patent number: 4717123
    Abstract: A clip assembly is formed by joining two identical clip members, each having a body portion with a bore therethrough, a pair of protrusions integrally formed on one end of the body in alignment with the bore, a hook portion on the body and a plurality of teeth lengthwise on each protrusion for ratchet engagement with the teeth on the opposed pair of protrusions as the numbers are fitted together.
    Type: Grant
    Filed: February 18, 1987
    Date of Patent: January 5, 1988
    Assignee: ITW New Zealand Limited
    Inventor: Andrew N. Wrigley
  • Mating clip for electric fence wire or the like
    Patent number: D301545
    Type: Grant
    Filed: October 2, 1986
    Date of Patent: June 13, 1989
    Assignee: Illinois Tool Works Inc.
    Inventor: Andrew N. Wrigley