| 摘要 |
<p>Apparatus for fitting O-ring onto workpieces employs a spreading tool for spreading an o ring and a receiver tool for receiving a spread O-ring that operate to transfer the O-ring from the spreading tool to the receiver tool without relative movement between the O-ring and the spreading tool and the receiving tool in the direction perpendicular to the face of the O-ring, whereby overstretching and distortion of the O-ring are both avoided.</p> |
