E - Fixed Constructions – 03 – F
Patent
E - Fixed Constructions
03
F
227/20
E03F 9/00 (2006.01) E03F 7/00 (2006.01)
Patent
CA 1282749
16167 ABSTRACT OF THE DISCLOSURE The safety device for a person in an underground duct, tunnel or the like, particularly for a person in a sewer pipe, comprises a guide rail attached by a plurality of spaced fasteners to the roof of the duct or tunnel and a traveling body movable on and along the guide rail which is attached with a safety tether to a safety belt worn by the person. The traveling body is a hingedly or pivotally openable and closable end piece device located at or near one end of a safety rod which is provided with a retaining eye for the safety tether and with an end piece handle at its other end.
534776
Brinkmann Arnfried
Heuser Udo
Lehners Ernst
Borden Ladner Gervais Llp
Brinkmann Arnfried
Fahrleitungsbau Gesellschaft Mit Beschrankter Haftung
Heuser Udo
Lehners Ernst
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