Fire escape – ladder – or scaffold – Having transpositioning base and erecting means – Erecting means actuated by lazy tong
Patent
1998-04-07
2000-12-12
Chin-Shue, Alvin
Fire escape, ladder, or scaffold
Having transpositioning base and erecting means
Erecting means actuated by lazy tong
182129, E04B 120
Patent
active
061585505
ABSTRACT:
An expandable safety guard for a scissor lift is disclosed. The safety guard has a plurality of pivoting plates or blades which expand to create a barrier preventing insertion of objects and body parts between the arms of the scissor lift. A method of preventing pinching at the joints connecting arms of a scissor lift is also disclosed.
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