Fire escape – ladder – or scaffold – Safety device for ground-supported ladder
Reexamination Certificate
2005-10-18
2005-10-18
Chin-Shue, Alvin (Department: 3634)
Fire escape, ladder, or scaffold
Safety device for ground-supported ladder
C052S159000
Reexamination Certificate
active
06955243
ABSTRACT:
A ground anchor device used for holding a ladder in place on a ground surface and next to a wall of a building. Also, the ground anchor device can be used for holding other objects in place and used as a wench or come-along. The anchor device includes a ground spike assembly adapted for receipt into the top of the ground surface. An upper end of the ground spike assembly is pivotally attached to one end of a spike mounting plate. A ratchet mounting plate is pivotally attached to an opposite end of the spike mounting plate. A ratchet assembly is mounted on an opposite end of the ratchet mounting plate. The ratchet assembly includes a ratchet wheel with ratchet strap wrapped therearound. The ratchet assembly includes a ratchet handle for tightening and loosening said ratchet strap on said ratchet wheel. One end of the ratchet strap is attached to a hook. The hook and ratchet strap are adapted for wrapping around a portion of a ladder and other objects and holding them in place.
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patent: 2004/0134141 (2004-07-01), Hebbelinck
Chin-Shue Alvin
Crabtree Edwin H.
Margolis Donald W.
Pizarro Ramon L.
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