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US 2019/0292862 A1Published application
Actuation trigger
AssigneeBaker Hughes, A Ge Company, LLC
InventorsRobert O'Brien, Aaron Hammer, Roy Woudwijk
Life of this patent
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Abstract
An actuation trigger including a housing; a piston in operable communication with the housing; a pressure source inlet to the trigger the piston being responsive to source pressure cycles; a first one-direction axial incrementing feature movable with piston movement; a rod movable with the piston and positionally restricted by the one-direction axial incrementing feature, the rod initially being part of a dynamic seal preventing actuation pressure access to a tool actuatable by the actuation pressure.
Claims21
An actuation trigger comprising:
- a housing;
- a piston in operable communication with the housing;
- a pressure source inlet to the trigger the piston being responsive to source pressure cycles;
- a first one-direction axial incrementing feature movable with piston movement;
- a rod movable with the piston and positionally restricted by the one-direction axial incrementing feature, the rod initially being part of a dynamic seal preventing actuation pressure access to a tool actuatable by the actuation pressure.
2 more elements
Dependencies are inferred from the claim text.