Barrier-free drainage apparatus
US5243716A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 1991 |
| Grant date | Sep 14, 1993 |
| Priority date | — |
| Expiry date | Jul 17, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47K3/40
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A barrier-free drainage apparatus includes a trough positioned adjacent the front edge of a platform. The trough has a bottom wall which is positioned below the front edge of the platform, and at least one outlet opening in fluid flow communication with a drain pipe. A grate is positioned inside the trough and has an upper, generally horizontal portion with a plurality of apertures therethrough. The upper portion is supported such each that said upper portion is spaced apart from the trough bottom wall in a generally horizontal position and a top surface of the upper portion is substantially the same height as the front edge of the platform. Another aspect of the invention is the configuration of the outlet openings. A plurality of spaced apart, elongated insert receptacles depend from the bottom wall. The insert receptacles have side wall means and a horizontal base which define a cavity, and each base has two spaced apart outlet openings therein adjacent opposing ends of the base. Elongated inserts have a hole adjacent one end thereof and are adapted to fit into the insert receptacles. A top surface of each insert slopes downward toward the hole. When assembling the drainage appa…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.