The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2014
Filed:
Dec. 19, 2011
Larry Graham, Hollsopple, PA (US);
Larry Graham, Hollsopple, PA (US);
Haverfield International Incorporated, Gettysburg, PA (US);
Abstract
Method for replacing a suspension insulator on a tower having a davit arm supporting an attached insulator and a conductor shoe attaching an energized conductor to the insulator lower end including the steps of mounting a non-conductive board to the tower below the davit arm, mounting non-conductive struts between the board and the tower, positioning a movable slider in a track on the board, the slider supporting a jack and a conductor lifting bar attached to the jack, positioning the slider and operating the jack to lift and support the energized components, detaching the shoe from the insulator, moving the energized components to a remote position on the board, detaching and replacing the insulator while it is supported by a helicopter, positioning the slider and operating the jack to lift the shoe into alignment with the insulator and attaching the shoe to the insulator.