Patent ID: 11873680
Assignee: PS INDUSTRIES INCORPORATED
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 12:
13. The hinged safety gate of claim 12, wherein:
the lower main tube comprises a second tab that extends a second axial length beyond a distal end of the lower main tube and that comprises a second partial tube, and
the lower cross-arm further includes a lower ring clamp configured to hold the lower main tube and the lower extension tube together, the lower ring clamp having a lower ring clamp body with an axial length approximately equal to the second axial length, the lower ring clamp body comprising a second inner profile with a second tab portion that matches and mates with the second tab and with a lower extension tube portion that matches and mates with the lower extension tube, the lower ring clamp further comprising a second fastener configured to push the second tab into clamping contact with the lower extension tube and to pull the lower ring clamp body toward the lower extension tube, thereby pulling the lower extension tube into clamping contact with the second tab.