Operation apparatus
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United States of America Patent
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Mar 16, 2021
Grant Date -
Oct 3, 2019
app pub date -
Mar 28, 2019
filing date -
Mar 29, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
An operation apparatus includes a supporting element, an operation element including an arm whose basal end is rotatably supported by the supporting element and whose tip is provided with an acting element, and a return spring provided between the supporting element and the operation element, in which the return spring is housed in a compact manner without inviting an increase in the number of components. A return spring is provided between a first spring holder and a second spring holder. A supporting element is provided with a first side wall opposing the return spring in the lateral direction. An arm is provided with a second side wall opposing the first side wall and surrounding the return spring in conjunction with the first spring holder, the second spring holder, and the first side wall.
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