Status-indicating cylindrical lock assembly
US10301843B2 · kind B2 · utility
6Cited by
23References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 30, 2017 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Aug 4, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05B2047/0067
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
In one form, a cylindrical lockset includes a chassis including a pair of hubs, a pair of drive tubes, a retractor, and a lock control assembly. The lock control assembly has a locked state and an unlocked state. The lock control assembly also has a plurality of movable elements, each having a locking position and an unlocking position. One of the hubs includes a guide channel, and a slider is movably seated in the guide channel. One of the movable elements is associated with the slider, and is configured to move the slider between a lock-indicating position and an unlock-indicating position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.