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US 12,366,110 B2Granted
Safety gate
AssigneeWaterFilled Barrier Systems International, Inc.
InventorMichael Angenend
Life of this patent
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Abstract
A safety gate includes a first column, disposed on a first side of an elevator shaft, a second column, disposed on a second side of the elevator shaft, a first gate panel, and a second gate panel. The first gate panel is coupled to the first column via a first locking hinge. The second gate panel is coupled to the second column via a second locking hinge.
Claims16
A method of installing a safety gate, comprising:
- affixing a first column to a first wall and a floor, wherein the first column is disposed on a first side of an elevator shaft;
- affixing a second column to a second wall and the floor, wherein the second column is disposed on a second side of the elevator shaft;
- coupling a first gate panel to the first column via a first locking hinge;
- coupling a second gate panel to the second column via a second locking hinge;
- disposing a first column insert within apertures at the first column;
- disposing a second column insert within apertures at the second column;
- coupling a support rod to each of the first column insert and the second column insert;
- and
- uncoupling the first gate panel from the first column, such that the first gate panel is pivotable about the second gate panel.
6 more elements
A method of installing a safety gate, comprising:
- affixing a first column to a first side of an elevator shaft;
- affixing a second column to a second side of the elevator shaft;
- coupling a first rectangular gate panel to the first column;
- coupling a second rectangular gate panel to the second column;
- and
- coupling the first rectangular gate panel to the second rectangular gate panel via a central lock insert, wherein the central lock insert is U-shaped and includes a first protrusion and a second protrusion, wherein the first protrusion and the second protrusion are parallel, and wherein the first protrusion includes a first proximal portion having a square cross-section and a first distal portion having a circular cross-section and wherein the second protrusion includes a second proximal portion having a square cross-section and a second distal portion having a circular cross-section;
- wherein the first protrusion engages with a flange of the first rectangular gate panel, and wherein the second protrusion engages with a flange of the second rectangular gate panel, such that the first protrusion and the second protrusion are disposed vertically between the first rectangular gate panel and the second rectangular gate panel;
- wherein the first rectangular gate panel is coupled to the first column via a first locking hinge, and wherein the second rectangular gate panel is coupled to the second column via a second locking hinge.
5 more elements
Dependencies are inferred from the claim text.