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US-2021156753-A1 · May 27, 2021 · US
US12205778B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-12205778-B2 |
| Application number | US-202117521930-A |
| Country | US |
| Kind code | B2 |
| Filing date | Nov 9, 2021 |
| Priority date | Dec 4, 2020 |
| Publication date | Jan 21, 2025 |
| Grant date | Jan 21, 2025 |
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Official abstract text for this publication.
A trigger switch according to one or more embodiments may include a pressure sensor such as a pressure sensitive element that detects a depressed amount of a trigger in response to a depressing operation on the trigger. A trigger switch may include a trigger movable in response to a depressing operation, an urging member including a first end in contact with the trigger and a second end and urging the trigger in a direction opposite to a depressing direction in which the trigger is depressed, an elastic member in contact with the second end of the urging member, and a pressure sensor in contact with the elastic member to detect pressure applied from the elastic member.
Opening claim text (preview).
The invention claimed is: 1. A trigger switch, comprising: a trigger movable in response to a depressing operation; an urging member including a first end in contact with the trigger and a second end, the urging member urging the trigger in a direction opposite to a depressing direction in which the trigger is depressed; an elastic member in direct contact with the second end of the urging member; and a pressure sensor in contact with the elastic member to detect a depressed amount of the trigger as an amount of pressure applied to the trigger during the depressing operation from contact with the elastic member. 2. The trigger switch according to claim 1 , further comprising a housing accommodating the pressure sensor, wherein the elastic member comprises a part of a wall separating an inside and an outside of the housing, the urging member comprises the second end in contact with the elastic member on an outside surface of the housing, and the pressure sensor is in contact with the elastic member on an inside surface of the housing. 3. The trigger switch according to claim 2 , wherein the housing is sealed. 4. The trigger switch according to claim 1 , wherein the elastic member is a plate shaped member formed from a flexible waterproof resin. 5. The trigger switch according to claim 1 , wherein the pressure sensor comprises a piezoelectric element in contact with a rear surface of the elastic member.
Driving mechanisms · CPC title
Spring seat · CPC title
the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch · CPC title
Containing a capacitive switch or usable as such · CPC title
Piezo element · CPC title
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