Thomas Fairbairn

20090170615, Jul 2, 2009

Dec 29, 2008

12/345151

William Allen Horwath - Tinley Park IL, US
Thomas John Fairbairn - Dyer IN, US
Edwin D. Slota - Lockport IL, US

Whiting Corporation - Monee IL

F16D 3/10

464136

A jack screw connector includes a first clevis including a pair of first clevis legs, an eye block including a first bore and a second bore such that the first and second bores are formed substantially perpendicular to each other, a first pin configured to be supported within the first bore and rotably carried by the pair of first clevis legs when a first end of the eye block is carried therebetween, a second clevis including a pair of second clevis legs sized to engage a second end of the eye block, and a second pin configured to be supported within the second bore and rotably carried by the pair of second clevis legs when aligned therewith.

20120193590, Aug 2, 2012

Oct 3, 2011

13/251575

William A. Horwath - Tinley Park IL, US
Thomas J. Fairbairn - Dyer IN, US
Edwin D. Slota - Homer-Glen IL, US

B66F 7/14
B23P 11/00
B66F 7/28

254 92, 254 98, 29428

A lifting bracket assembly is disclosed. The lifting bracket assembly includes a motor, a pair of gear heads mechanically coupled to the motor such that each of the gear heads is coupled to a jack screw connector, a first and second jack screw, wherein each of the jack screws is coupled to one of the jack screw connectors and one of the gear heads, a first lifting bracket rotatably coupled to the first jack screw, a second lifting bracket rotatably coupled to the second jack screw, wherein the first and second jacks screws are different, a first guide tube fixedly coupled at a first end to the first lifting bracket and coupled to a first rail beam at a second end, and a second guide tube fixedly coupled at a first end to the second lifting bracket and coupled to a second rail beam at a second end.