Ram with two-part piston rod

Details Ram with two-part piston rod Ram with two-part piston rod

F - Mech Eng,Light,Heat,Weapons

15

B

294/19, 138/92

F15B 15/14 (2006.01) E02F 3/413 (2006.01) F15B 15/06 (2006.01) E02F 3/36 (2006.01) F15B 15/20 (2006.01)

Patent

CA 1049895

ABSTRACT OF THE DISCLOSURE The invention relates to a ram comprising a piston rod in two parts mounted for relative rotation. A first part extends out of the cylinder, beyond each of the heads, whilst the second part extends out of the cylinder only beyond one head, namely the upper one, and comprises two axial shoulder directed in opposite directions, located at the two ends of this second part and each cooperating with a shoulder, fast with the first part, corresponding to the maintenance of a fixed relative axial position between the two parts, and two radial bearing surfaces located at the two ends of the second part and cooperating with two radial bearing surfaces fast with the first part, correspond- ing to the centering of the two parts. The present invention is part- cularly applied to a rotatable clam-shell bucket.

280329

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