Vehicle service bay
First Claim
1. An underground service bay comprising,a pre-fabricated construction having oppositely disposed sides and end walls, and an integral bottom interconnected therewith, return flanges extending inwardly from said respective walls defining a finished grade and access opening there between, a plurality of hinged panels in said service bay registerable within said access opening pivotally secured within and to said service bay, a movable access stairway within said service bay, said stairway having a retraction and deployment mechanism, a collapsible handrail pivotally secured to said stairway with multiple stair treads on wheeled assemblies, and means for positioning the pre-fabricated construction of the invention in the ground.
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Abstract
A pre-fabricated service bay used for providing service access to the underside of vehicles. The service bay is fabricated as a single monolithic unit and then positioned in an excavated hole within a service building. The service bay has multiple safety cover grids that are hydraulically activated to enclose the bay'"'"'s opening when not in use. An access stairway is retractable within the bay during use with a deployable safety handrail that collapses upon stairway retraction.
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Citations
10 Claims
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1. An underground service bay comprising,
a pre-fabricated construction having oppositely disposed sides and end walls, and an integral bottom interconnected therewith, return flanges extending inwardly from said respective walls defining a finished grade and access opening there between, a plurality of hinged panels in said service bay registerable within said access opening pivotally secured within and to said service bay, a movable access stairway within said service bay, said stairway having a retraction and deployment mechanism, a collapsible handrail pivotally secured to said stairway with multiple stair treads on wheeled assemblies, and means for positioning the pre-fabricated construction of the invention in the ground.
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6. An underground service bay comprising,
a pre-fabricated construction having oppositely disposed sides and end walls, and an integral bottom interconnected therewith, return flanges extending inwardly from said respective walls defining a finished grade and access opening there between, a plurality of hinged panels in said service bay registerable within said access opening, each of said hinged panels having a support frame, service grading on said frame and support arms extending from said frame pivotally secured within said service bay, a movable access stairway within said service bay, a piston and cylinder assembly, a handrail hub engagement assembly on said rail deployment cables and resilient hand rail retaining element and means for positioning the prefabricated construction of the invention in the ground.
Specification