Emanouel J Frangos

US Patent:

20080178760, Jul 31, 2008

Filed:

Jan 30, 2007

Appl. No.:

11/699865

Inventors:

Emanouel Frangos - Campbell OH, US
Scott Silberman - New York NY, US

International Classification:

B61B 7/00

US Classification:

104112

Abstract:

A trolley travels in response to rotation of a winch along a main cable of a suspension bridge having a tower and support cables extending along and substantially parallel to the main cable. The trolley includes a support assembly engaged with the support cables, first and second enclosures suspended from the support assembly, each enclosure located at a laterally opposite side of the main cable, and a tugger cable engaged with the winch and connected to the support assembly for pulling the enclosures along the main cable toward the tower and/or allowing the enclosures to move along the main cable away from the tower.