B - Operations – Transporting – 66 – F
Patent
B - Operations, Transporting
66
F
B66F 3/22 (2006.01) B66F 3/12 (2006.01)
Patent
CA 2149718
In a pantograph jack an improvement comprising an extended tube mounted in a joint of the pantograph to extend a threaded annulus towards a shortened screw of the jack in which the extended tube has an integral construction and is positioned in the joint by crimping of tabs about trunnion pins in the joint.
Bereskin & Parr
Popowich David J.
LandOfFree
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