Stairway step assembly
US5924249A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 9, 1997 |
| Grant date | Jul 20, 1999 |
| Priority date | — |
| Expiry date | Sep 9, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2003/001
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A stairway step assembly for use as an aid in climbing a stairway. The assembly is particularly useful to elderly and handicapped users who have difficulty climbing a standard stairway due to the height or rise of the steps thereof. The assembly provides a means of quickly, economically, and safely altering the step arrangement of the standard stairway with minimal or no modification to the permanent structure of the stairway. The assembly comprises a plurality of step members having predetermined horizontal dimensions and a predetermined height which is approximately one-half the height or rise distance of a standard step. The assembly further comprises an attachments mechanism for connecting the step members in place on the top or horizontal section of standard steps.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.