Country
Full text data for US,EP,CN
Type
Legal Validity
Legal Status
Filing Date
Publication Date
Inventor
Assignee
Click to expand
IPC(Section)
IPC(Class)
IPC(Subclass)
IPC(Group)
IPC(Subgroup)
Agent
Agency
Claims Number
Figures Number
Citation Number of Times
Assignee Number
No. Publication Number Title Publication/Patent Number Publication/Patent Number Publication Date Publication Date
Application Number Application Number Filing Date Filing Date
Inventor Inventor Assignee Assignee IPC IPC
1 EP2855825B1
DRILLING SYSTEM, BIASING MECHANISM AND METHOD FOR DIRECTIONALLY DRILLING A BOREHOLE
Publication/Patent Number: EP2855825B1 Publication Date: 2020-03-11 Application Number: 13714137.0 Filing Date: 2013-03-15 Inventor: Wernig, Marcus D.   Schaaf, Stuart   Assignee: B&W Mud Motors, LLC   IPC: E21B47/022
2 US2019257155A1
Drilling System, Biasing Mechanism And Method For Directionally Drilling A Borehole
Publication/Patent Number: US2019257155A1 Publication Date: 2019-08-22 Application Number: 16/403,240 Filing Date: 2019-05-03 Inventor: Wernig, Marcus D.   Schaaf, Stuart   Assignee: C&J Spec-Rent Services, Inc.   IPC: E21B4/02 Abstract: A variable offset bearing assembly, associated with an offset shaft, having a longitudinal axis, disposed with a housing, having a longitudinal axis, the assembly including a radial bearing associated with the offset shaft; a thrust bearing associated with the offset shaft; the radial bearing and thrust bearing permit axial misalignment between the longitudinal axes of the offset shaft and the housing; and the thrust bearing and radial bearing manage axial and radial misalignment of the radial bearing and thrust bearing within the housing, caused by an axial or radial force exerted upon the housing and offset shaft. A variable offset bearing assembly, associated with an offset shaft, having a longitudinal axis, disposed with a housing, having a longitudinal axis, the assembly including a radial bearing associated with the offset shaft; a thrust bearing associated with the offset shaft; the ...More ...Less
3 US10301877B2
Drilling system, biasing mechanism and method for directionally drilling a borehole
Publication/Patent Number: US10301877B2 Publication Date: 2019-05-28 Application Number: 15/376,887 Filing Date: 2016-12-13 Inventor: Schaaf, Stuart   Wernig, Marcus D.   Assignee: C&J Spec-Rent Services, Inc.   IPC: E21B7/06 Abstract: A method for directionally drilling a portion of a borehole, comprising utilizing a drilling system associated with a drill string and a drill bit; rotating the drill string and placing an axial load on the drill string causing the drill string to move into compression; and stopping rotation of the drill string and with the drill string in compression, drilling a portion of the portion of the borehole while actively managing a toolface angle of the drill bit. A method for directionally drilling a portion of a borehole, comprising utilizing a drilling system associated with a drill string and a drill bit; rotating the drill string and placing an axial load on the drill string causing the drill string to move into compression; and ...More ...Less
4 US10443692B2
Fluid movement systems including a continuously variable transmission
Publication/Patent Number: US10443692B2 Publication Date: 2019-10-15 Application Number: 16/017,716 Filing Date: 2018-06-25 Inventor: Schaaf, Stuart A.   Bujold, Michael P.   Kliewer, Joseph D.   Assignee: Orbital Traction, Ltd.   IPC: F16H15/50 Abstract: A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT. A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in ...More ...Less
5 EP2558748B1
CONTINUOUSLY VARIABLE TRANSMISSION DEVICE AND METHOD
Publication/Patent Number: EP2558748B1 Publication Date: 2018-07-25 Application Number: 11769220.2 Filing Date: 2011-04-14 Inventor: Kliewer, Joe   Schaaf, Stuart   Assignee: Orbital Traction Limited   IPC: F16H15/50
6 EP2389527B1
FLUID MOVEMENT SYSTEMS INCLUDING A CONTINUOUSLY VARIABLE TRANSMISSION
Publication/Patent Number: EP2389527B1 Publication Date: 2018-08-08 Application Number: 10733805.5 Filing Date: 2010-01-20 Inventor: Schaaf, Stuart   Bujold, Michael P.   Kliewer, Joseph D.   Assignee: Orbital Traction, Ltd.   IPC: F16H47/08
7 US2018306284A1
FLUID MOVEMENT SYSTEMS INCLUDING A CONTINUOUSLY VARIABLE TRANSMISSION
Publication/Patent Number: US2018306284A1 Publication Date: 2018-10-25 Application Number: 16/017,716 Filing Date: 2018-06-25 Inventor: Schaaf, Stuart A.   Bujold, Michael P.   Kliewer, Joseph D.   Assignee: Orbital Traction, Ltd.   IPC: F16H15/50 Abstract: A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT. A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in ...More ...Less
8 US10006526B2
Fluid movement systems including a continuosly variable transmission
Publication/Patent Number: US10006526B2 Publication Date: 2018-06-26 Application Number: 15/256,175 Filing Date: 2016-09-02 Inventor: Kliewer, Joseph D.   Bujold, Michael P.   Schaaf, Stuart A.   Assignee: Orbital Traction, Ltd.   IPC: F03D15/00 Abstract: A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in rolling contact with an inner race and an outer race. A radial distance between the planetary members and a drive-transmitting member corresponds to a transmission ratio of the CVT. A system has a pump with a power input, a power source and a continuously variable transmission (CVT) coupled to the power source and to the power input of the pump. The CVT transmits power from the power source to the pump. The CVT comprises a plurality of planetary members in ...More ...Less
9 US9556678B2
Drilling system, biasing mechanism and method for directionally drilling a borehole
Publication/Patent Number: US9556678B2 Publication Date: 2017-01-31 Application Number: 13/837,665 Filing Date: 2013-03-15 Inventor: Schaaf, Stuart   Wernig, Marcus D.   Assignee: Penny Technologies S.À R.L.   IPC: E21B7/06 Abstract: A drilling system for directional drilling of a borehole includes a biasing mechanism having a pivot associated with a lower bearing assembly, an offset mechanism associated with an upper radial bearing assembly, and a toolface controller, whereby the angular relationship of a drill bit and its toolface angle may be actively managed. A drilling system for directional drilling of a borehole includes a biasing mechanism having a pivot associated with a lower bearing assembly, an offset mechanism associated with an upper radial bearing assembly, and a toolface controller, whereby the angular relationship of a ...More ...Less
10 US2017089142A1
Drilling System, Biasing Mechanism And Method For Directionally Drilling A Borehole
Publication/Patent Number: US2017089142A1 Publication Date: 2017-03-30 Application Number: 15/376,887 Filing Date: 2016-12-13 Inventor: Schaaf, Stuart   Wernig, Marcus D.   Assignee: Penny Technologies S.À R.L.   IPC: E21B7/06 Abstract: A method for directionally drilling a portion of a borehole, comprising utilizing a drilling system associated with a drill string and a drill bit; rotating the drill string and placing an axial load on the drill string causing the drill string to move into compression; and stopping rotation of the drill string and with the drill string in compression, drilling a portion of the portion of the borehole while actively managing a toolface angle of the drill bit. A method for directionally drilling a portion of a borehole, comprising utilizing a drilling system associated with a drill string and a drill bit; rotating the drill string and placing an axial load on the drill string causing the drill string to move into compression; and ...More ...Less