Non-rotational versa-trieve packer
Patent
·
OSTI ID:5054902
This patent describes a well packer, it comprises: a tubular body mandrel having a longitudinal flow passage; a seal element assembly mounted on the tubular body mandrel; an anchor slip assembly mounted on the tubular body mandrel; force transmitting apparatus movably coupled to the seal element assembly and the anchor slip assembly for extending the seal element assembly and the anchor slop assembly into set engagement against a well bore; a tubular wedge coupled to the tubular body mandrel and engagable against the anchor slip assembly for limiting longitudinal travel of the anchor slip assembly and reacting setting forces transmitted thereto; and apparatus coupling the packer mandrel to the tubular wedge for limiting rotation of the packer mandrel relative to the tubular wedge while permitting longitudinal movement of the packer mandrel relative to the tubular wedge; and the coupling apparatus comprising a slot intersecting the body mandrel through the external surface of the body mandrel and a lug mounted on the tubular wedge, the lug having a body portion projecting radially into the slot, and the slot having a longitudinally extending slot portion and a circumferentially extending slot portion.
- Assignee:
- Otis Engineering Corp., Carrollton, TX (United States)
- Patent Number(s):
- A; US 5103902
- Application Number:
- PPN: US 7-651728
- OSTI ID:
- 5054902
- Country of Publication:
- United States
- Language:
- English
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