Patent ID: 9046177
Filing Date: 2015-06-02
Classification: B25J,F16D,F16J

Abstract:
1. Bellows insert ( 25 ) mountable inside a bellows for a vacuum powered tool and, in the mounted position, effective to locally limit the capacity of the bellows of compression in its longitudinal direction caused by a negative pressure introduced into the bellows, which bellows insert comprises an engagement part ( 26 ) that has a shape complementary to the inside of the bellows and that, in the mounted position of the bellows insert, fills up some or all of the pleats of the bellows, within a limited area of the circumference of the bellows, wherein the engagement part ( 26 ) extends between a first and a second end, characterized in that the engagement part ( 26 ), in said first end, has a fixing member ( 29 ) for rotational fixation of the bellows insert in relation to the bellows, said fixing member comprising a pin ( 29 ) that is formed with a through channel ( 28 ) and, in the mounted position of the bellows insert, formed to be rotationally fixedly received in a vacuum connection implement engaging the bellows.