1
Glenn C Lemmers Jr, David S Behling, Leroy R Rateike: Gear arrangement. Hamilton Sundstrand Corporation, Carlson Gaskey & Olds P C, October 29, 2013: US08568089 (2 worldwide citation)

An example gear arrangement includes a gearbox shaft and a journal shaft. The journal shaft establishes an opening that receives an end portion of the gearbox shaft. The gearbox shaft is configured to rotate the journal shaft. The journal shaft is configured to selectively rotatably couple with anot ...


2
David B Ford, James E Lynch, Leroy R Rateike: Spring actuated power swivel support rollers. National Oilwell, R J Bunyard, L A Fillnow, R H Johnson, October 31, 1989: US04877093 (1 worldwide citation)

A spring actuated guide system for a top driven drilling machine. Rollers for guiding the drilling machine are mounted onto springs which urge the rollers into contact with support surfaces on parallel tracks within a derrick. If the tracks become misaligned, the springs allow for the misalignment w ...


3
Glenn C Lemmers Jr, David S Behling, Paul K Seiler, Charles R Reuter, Joshua J Krecklow, Leroy R Rateike, Abiodun Okoya: Pressure switch for oil supply. Hamilton Sundstrand Corporation, Carlson Gaskey & Olds PC, February 7, 2017: US09562545

A pressure switch including a pressure chamber and a moving disc. The moving disc is moveable in response to a pressure in the pressure chamber to cause contact between a moveable contact and a fixed contact. An orifice communicates a fluid pressure into the pressure chamber. The orifice provides a ...


4
Glenn C Lemmers JR, David S Behling, Leroy R Rateike: Gear arrangement. December 8, 2011: US20110299971-A1

An example gear arrangement includes a gearbox shaft and a journal shaft. The journal shaft establishes an opening that receives an end portion of the gearbox shaft. The gearbox shaft is configured to rotate the journal shaft. The journal shaft is configured to selectively rotatably couple with anot ...