Ada door knob
US11725415B2 · kind B2 · utility
1Cited by
7References
19Claims
0Family size
Inventors
Key dates
| Filing date | Dec 29, 2020 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Jul 7, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05Y2900/132
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A door latch operator comprising: one of a knob and a lever on a door configured to articulate in response to a linear force, wherein the linear force is perpendicular to a central, longitudinal axis of a latch; a transmission configured to translate the linear force into a rotational motion; and a latch bolt configured to extend from the latch absent the rotational motion and retract into the latch upon reception of the rotational motion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.