Lockable latching device
US10161167B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 14, 2015 |
| Grant date | Dec 25, 2018 |
| Priority date | — |
| Expiry date | Oct 25, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE05C19/022
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A lockable latching device includes a body defining a cavity and having a central longitudinal axis, and a plunger disposed within the cavity. The plunger has a first end and a second end and is translatable along the axis between an open position and a closed position. The device includes an annular rotator disposed along the axis and configured for rotating the plunger about the axis. The device also includes an annular latch abutting the rotator that is transitionable between an unlocked state and a locked state. The device includes a first element operably connected to the latch and formed from a first shape memory alloy and a second element operably connected to the latch and formed from a second shape memory alloy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.