Vault door opener
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United States of America Patent
Stats
-
Jan 5, 1993
Issued Date -
N/A
app pub date -
Jun 7, 1991
filing date -
Nov 27, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A vault door opener for opening a vault door wherein the vault door is disposed near a grating. The vault door opener comprises a stand with a winch connected to one end of the stand. Means are connected to the opposite end of the stand for removably connecting the stand to the grating whereby the stand is supported in an upright position on the grating. In the supported position of the stand, a cable on the winch is connected to the vault door and the winch is rotatable to reel the cable in thereby lifting the vault door to the opened position.
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Family
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Cited Art Landscape
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