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:
Apr. 03, 2007
Filed:
Jun. 14, 2004
David Lawrence Lemieux, Tehachapi, CA (US);
David Lawrence LeMieux, Tehachapi, CA (US);
General Electric Company, Schenectady, NY (US);
Abstract
A method is provided for assisting multiple climbers in ascending and descending the same ladder using an apparatus that includes a plurality of counterweights and a rigging system coupled to the counterweights, the rigging system includes at least two subsystems, each subsystem includes at least one cable, at least one pulley, and at least one harness. The method includes configuring a first subsystem to assist a first climber in ascending and descending the ladder, configuring a second subsystem to assist a second climber in ascending and descending the ladder, coupling a first harness to the first climber, coupling a second harness to the second climber, using the first subsystem to assist the first climber in ascending and descending the ladder, and using the second subsystem to assist the second climber in ascending and descending the ladder.