ENHANCED SAFETY CAGE APPARATUS FOR WORK AREAS ON TOP OF ROLLING STOCK SUCH AS RAIL TANK CARS
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United States of America Patent
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Issued Date -
Jan 28, 2021
app pub date -
Jun 23, 2020
filing date -
May 4, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A cage for surrounding a section of a work area of the top of rolling stock includes an inboard side, an outboard side, a front end section and a back end section. The inboard side of the cage is attached to an associated deployment apparatus. Each of the two sides can define a pair of fence notches to slide over the rails surrounding the work area. Each of the two end sections can define an inboard notch and a center notch. Some embodiments of the end sections can define an outboard notch that includes a self-adjusting straddle. The cage can be provided as part of a portable fall protection device that includes a telescoping positioning mechanism.
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