Fire escape – ladder – or scaffold – Torso harness – Strand-engaging – with descent retarder
Patent
1999-06-29
2000-10-17
Chin-Shue, Alvin
Fire escape, ladder, or scaffold
Torso harness
Strand-engaging, with descent retarder
182192, 188 654, A62B 114
Patent
active
061316970
ABSTRACT:
The rappelling rope controller of this invention includes a U-shaped rod supporting three bars of circular cross section movable along the arms of the rod, enlarged abutments on the free ends of the rod preventing removal of the bars. A rappelling rope may be reeved over the three arms in various configurations, and a person to be rappelled is connected to the closed end of the U-shaped rod.
REFERENCES:
patent: 4702348 (1987-10-01), Lew
patent: 5145036 (1992-09-01), Omalia
patent: 5295559 (1994-03-01), Nutkins
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