Lid opening and closing apparatus and keyboard instrument
Number of patents in Portfolio can not be more than 2000
United States of America
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-
Jan 7, 2020
Grant Date -
Jul 4, 2019
app pub date -
Dec 23, 2018
filing date -
Dec 23, 2018
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A lid opening and closing apparatus including a lid, a shaft guide member which has a guide groove, a front side guide shaft which is provided on a front side of the lid and moved along the guide groove, a first braking member whose at least one portion is arranged on a movement trajectory of the front side guide shaft, and which brakes a closing movement of the lid, and a second braking member which brakes movement of the one portion of the first braking member which occurs by the front side guide shaft pressing the one portion of the first braking member on the movement trajectory when the closing movement is made.
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Family
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Cited Art Landscape
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