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US 4,732,462 AGranted
Safety viewing apparatus for crane car
OwnerRonald Belinventor
Life of this patent
Estimating the term…
Abstract
A window is provided in the floor of the crane cab and a reflecting mirror is located in front of the operator which is positioned such that the operator can look through the window without leaving his seat. With the orientation of the mirror and window, the operator can view the area below and behind his seat without having to move from his seat. The operator has a clear view of the area in which the load is to be moved and can determine the best and safest time to move the load.
Claims18
Safety apparatus enabling a crane operator in a crane cab to see the area below and behind the crane cab without leaving his seat, said apparatus comprising
- a window formed in the floor of said crane under the operator's seat,
- a mirrow located in front of said operator being positioned to permit the operator to view the area below and behind the cab of the crane while the operator is in his seat.
Dependencies are inferred from the claim text.