Swivel or rotating joint

Details Swivel or rotating joint Swivel or rotating joint

F - Mech Eng,Light,Heat,Weapons

16

L

285/41

F16L 27/08 (2006.01) F16N 13/20 (2006.01)

Patent

CA 2007622

ABSTRACT A SWIVEL OR ROTATING JOINT A swivel joint for interconnecting tow lengths of pipe, comprises an inner annular member adapted, in use, to be connected to a first length of pipe and an outer annular member co-axial with the inner annular member and adapted, in use, to be connected to a second length of pipe, bearing means locating the inner and outer member for relative rotary movement with respect to one another. A lubricant reservoir is connected to the bearing means , and pump means driven by relative rotary movement between the inner and outer annular members pumps lubricant from the lubricant reservoir to the bearing means . The lubricant reservoir comprises a collapsible hose, and the pump means comprises for effecting a peristaltic action in the hose as a result of relative rotary movement of the inner and outer annular members , thereby causing lubricant to be displaced from the hose toward the bearing means.

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