Patents by Inventor Ray Wojtak

Ray Wojtak 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: 9093772
    Abstract: A lockout device configured to be lockingly secured to an external structure includes a housing defining an opening sized to receive the external structure, at least one gripping member disposed within the housing and positioned to receive the external structure, and a driving member assembled with the housing. The at least one gripping member is movable in an axial direction between a first position in which internal surfaces of the housing urge the at least one gripping member into gripping engagement with the external structure, and a second position in which the internal surfaces of the housing allow the at least one gripping member to expand to release the external structure. The driving member is operatively connected with the at least one gripping member for movement of the at least one gripping member between the first and second positions.
    Type: Grant
    Filed: August 24, 2012
    Date of Patent: July 28, 2015
    Assignee: Master Lock Company LLC
    Inventors: Mark Johnson, Ray Wojtak
  • Patent number: 9039431
    Abstract: A lockout device configured to be lockingly secured to an external structure includes a housing defining an opening sized to receive the external structure, at least one gripping member disposed within the housing and positioned to receive the external structure, and a driving member assembled with the housing. The at least one gripping member is movable in an axial direction between a first position in which internal surfaces of the housing urge the at least one gripping member into gripping engagement with the external structure, and a second position in which the internal surfaces of the housing allow the at least one gripping member to expand to release the external structure. The driving member is operatively connected with the at least one gripping member for movement of the at least one gripping member between the first and second positions.
    Type: Grant
    Filed: August 24, 2012
    Date of Patent: May 26, 2015
    Assignee: MASTER LOCK COMPANY LLC
    Inventors: Mark Johnson, Ray Wojtak
  • Patent number: 8847086
    Abstract: A lockout device for assembly with an instrument includes a housing and a cover. The housing defines an opening and includes a side wall at least partially defining an internal cavity sized to receive a head portion of an instrument, and a protrusion extending from an internal surface of the side wall and positioned to retain the head portion within the internal cavity when the head portion of the instrument is received in the internal cavity. The cover is assembled with the housing and moveable between a lockout position at least partially blocking the opening to secure the head portion of the instrument within the internal cavity, and a release position permitting withdrawal of the head portion of the instrument through the opening. A lock interface is configured for securing the cover in the lockout position.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: September 30, 2014
    Assignee: Master Lock Company LLC
    Inventor: Ray Wojtak
  • Publication number: 20130052846
    Abstract: A lockout device configured to be lockingly secured to an external structure includes a housing defining an opening sized to receive the external structure, at least one gripping member disposed within the housing and positioned to receive the external structure, and a driving member assembled with the housing. The at least one gripping member is movable in an axial direction between a first position in which internal surfaces of the housing urge the at least one gripping member into gripping engagement with the external structure, and a second position in which the internal surfaces of the housing allow the at least one gripping member to expand to release the external structure. The driving member is operatively connected with the at least one gripping member for movement of the at least one gripping member between the first and second positions.
    Type: Application
    Filed: August 24, 2012
    Publication date: February 28, 2013
    Applicant: MASTER LOCK COMPANY LLC
    Inventors: Mark Johnson, Ray Wojtak
  • Publication number: 20120273330
    Abstract: A lockout device for assembly with an instrument includes a housing and a cover. The housing defines an opening and includes a side wall at least partially defining an internal cavity sized to receive a head portion of an instrument, and a protrusion extending from an internal surface of the side wall and positioned to retain the head portion within the internal cavity when the head portion of the instrument is received in the internal cavity. The cover is assembled with the housing and moveable between a lockout position at least partially blocking the opening to secure the head portion of the instrument within the internal cavity, and a release position permitting withdrawal of the head portion of the instrument through the opening. A lock interface is configured for securing the cover in the lockout position.
    Type: Application
    Filed: April 25, 2012
    Publication date: November 1, 2012
    Applicant: MASTER LOCK COMPANY
    Inventor: Ray Wojtak
  • Publication number: 20120047973
    Abstract: A lockout device for a component extending from a component supporting structure includes a base member and a shell member. The base member defines an aperture sized to receive the component therethrough, and includes an outer flange portion that extends from the base member. The shell member includes first and second body members configured to be secured together with the base member in a first condition to block access to the component, and movable to a second condition to allow access to the component. At least one of the first and second body members includes an interlock portion received in an outer peripheral recess defined between the flange portion and a surface of one of the base member and the component supporting structure. The first and second members define a clasp portion configured to receive a locking component to secure the first and second body members in the first condition.
    Type: Application
    Filed: August 26, 2011
    Publication date: March 1, 2012
    Applicant: MASTER LOCK COMPANY LLC
    Inventors: Davis Su, Ray Wojtak
  • Patent number: D656384
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: March 27, 2012
    Assignee: Master Lock Company LLC
    Inventor: Ray Wojtak
  • Patent number: D679168
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: April 2, 2013
    Assignee: Master Lock Company LLC
    Inventors: Scott B. Stevens, Douglas Lacina, Ray Wojtak
  • Patent number: D698225
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: January 28, 2014
    Assignee: Master Lock Company LLC
    Inventors: Scott B. Stevens, Douglas Lacina, Ray Wojtak
  • Patent number: D704532
    Type: Grant
    Filed: January 28, 2013
    Date of Patent: May 13, 2014
    Assignee: Master Lock Company LLC
    Inventors: Scott B. Stevens, Douglas Lacina, Ray Wojtak