Claims
- 1. An electrically actuated well packer for use in a well for sealing between a production string and well casing comprising,
- a body having a bore therethrough,
- initially retracted packer seal means surrounding said body,
- initially retracted slip means surrounding said body,
- fluid actuated piston means connected to the body for expanding and setting the slip means and the packer seal means,
- an initially closed fluid chamber in the body containing a pressurized fluid source,
- a frangible member initially blocking communication between the piston means and the fluid chamber, and
- an electrical motor in the body connected to the frangible member for breaking the member and allowing fluid source in the chamber to actuate the piston means.
- 2. The well packer of claim 1 including,
- an electric fluid pump connected to the body and the chamber for supplying pressurized fluid to the chamber and piston means, said pump adapted to be connected to a fluid source.
- 3. The well packer of claim 1 including,
- a pressure transducer measuring the pressure applied to the piston means.
- 4. The well packer of claim 1 including,
- pressure limiting means connected to the body and in communication with the chamber for safety.
Parent Case Info
This is a division of application Ser. No. 07/772,828, filed Oct. 7, 1991.
US Referenced Citations (11)
Foreign Referenced Citations (2)
Number |
Date |
Country |
777202 |
Dec 1980 |
SUX |
1216328 |
Mar 1986 |
SUX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
772828 |
Oct 1991 |
|