False car device
AssigneeWurtec, Incorporated
InventorsSteven P. Wurth, Terry Rodebaugh, Andy Gries, Jeff Wagenhauser, Doug Scott
Life of this patent
Estimating the term…
Abstract
A false car device configured for use in an elevator hoistway is provided. The false car device includes a platform assembly and a frame assembly configured to support the platform assembly. The frame assembly includes one or more safety assemblies. A lift assembly is configured to facilitate hoisting of the platform and the frame assembly within the elevator hoistway. A climbing rope is attached to the lift assembly and has a tension. The safety assembly is configured to engage an elevator guide rail in the event the tension in the climbing rope is lost.
Claims16
A false car device configured for use in an elevator hoistway, the false car device comprising:
- a platform assembly;
- a frame assembly configured to support the platform assembly, the frame assembly including one or more safety assemblies;
- and
- a lift assembly configured to facilitate hoisting of the platform assembly and the frame assembly within the elevator hoistway, the lift assembly having a hoist, a hoist clevis dependent from the hoist, a plurality of side plates and a hoist bracket assembly, the hoist bracket assembly configured in a contracted and an expanded arrangement;
- a plurality of safety ropes;
- and
- a climbing rope attached to the lift assembly;
- wherein the hoist is configured to receive the climbing rope, the plurality of safety ropes each have a first end attached to the lift assembly and a second end connected to the safety assemblies and wherein in the event tension is lost in the climbing rope, the plurality of side plates are configured for slidable movement relative to the hoist clevis and the plurality of safety ropes are configured to actuate the safety assemblies to engage an elevator guide rail.
Dependencies are inferred from the claim text.