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公开(公告)号:US10781799B2
公开(公告)日:2020-09-22
申请号:US16047034
申请日:2018-07-27
Inventor: Andreas Ljosland Kvålseth , Bjørn Iversen , Daniel Norheim , Henrik Haugum , Paal Foyn
Abstract: An actuator, comprising an actuation member positionable into a first retracted position and a second extended position, and a retaining member structured to maintain the actuation member in the first retracted position, and to selectively release the actuation member from the first retracted position in response to an extension force.