Adjustable nose bridge and glasses having same
US-2021215951-A1 · Jul 15, 2021 · US
US12436408B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-12436408-B2 |
| Application number | US-202217985160-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 11, 2022 |
| Priority date | Nov 11, 2022 |
| Publication date | Oct 7, 2025 |
| Grant date | Oct 7, 2025 |
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Official abstract text for this publication.
A wearable device includes a body, a nose pad frame, a first elastic element and a fixing element. The body has a bridge. The nose pad frame is movably arranged at the bridge. The first elastic element is arranged between the bridge and the nose pad frame. The fixing element is movably arranged at the bridge for fixing the nose pad frame or allowing the nose pad frame to move steplessly.
Opening claim text (preview).
What is claimed is: 1. A wearable device, comprising: a body, has a bridge; a nose pad frame, movably arranged at the bridge; a first elastic element, arranged between the bridge and the nose pad frame; a clamping element, movably arranged at the bridge for fixing the nose pad frame or allowing the nose pad frame to move steplessly, and a switch module assembled to the body to move the clamping element, wherein the switch module comprises: a first connecting rod has a pivot joint, a force receiving end and a connecting end, wherein the pivot joint pivots the body and is located between the force receiving end and the connecting end, the force receiving end is used to receive an external force to make the first connecting rod rotate; and a second connecting rod, its two ends are respectively connected to the connecting end and the clamping element, wherein the switch module further comprises a shape memory alloy element, connected between the body and the force receiving end for applying the external force to the force receiving end. 2. The wearable device according to claim 1 , wherein the switch module further comprises a second elastic element, connected between the body and the force receiving end for resetting the first connecting rod when the shape memory alloy element is in a power-off state. 3. The wearable device according to claim 1 , wherein the switch module further comprises a sensor, configured to sense whether the nose pad frame touches a user's nose, wherein when the sensor senses that the nose pad frame touches the user's nose, the shape memory alloy element is actuated to move the clamping element and allow the nose pad frame to move. 4. The wearable device according to claim 3 , wherein when the sensor senses that the force exerted by the user's nose on the nose pad frame remains stable and lasts longer than a preset value, the shape memory alloy element is powered down to move the clamping element and fix the nose pad frame. 5. The wearable device according to claim 1 , wherein the switch module further comprises a button, arranged on the body or a temple of the body, for a user to press to actuate the shape memory alloy element to move the clamping element and allow the nose pad frame to move. 6. The wearable device according to claim 1 , wherein the switch module further comprises a second elastic element, connected between the body and the force receiving end for resetting the first connecting rod when the external force is not applied.
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