NO156259C - FLUIDUM OPERATED AXIAL ACTUATOR. - Google Patents
FLUIDUM OPERATED AXIAL ACTUATOR.Info
- Publication number
- NO156259C NO156259C NO833536A NO833536A NO156259C NO 156259 C NO156259 C NO 156259C NO 833536 A NO833536 A NO 833536A NO 833536 A NO833536 A NO 833536A NO 156259 C NO156259 C NO 156259C
- Authority
- NO
- Norway
- Prior art keywords
- fluidum
- axial actuator
- operated axial
- operated
- actuator
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/26—Locking mechanisms
- F15B15/261—Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
- E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
- E21B33/062—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Actuator (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46176183A | 1983-01-31 | 1983-01-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
NO833536L NO833536L (en) | 1984-08-01 |
NO156259B NO156259B (en) | 1987-05-11 |
NO156259C true NO156259C (en) | 1987-08-19 |
Family
ID=23833835
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO833536A NO156259C (en) | 1983-01-31 | 1983-09-29 | FLUIDUM OPERATED AXIAL ACTUATOR. |
Country Status (7)
Country | Link |
---|---|
JP (2) | JPS59144807A (en) |
CA (1) | CA1197182A (en) |
DE (1) | DE3400485A1 (en) |
FR (1) | FR2540194B1 (en) |
GB (1) | GB2134983B (en) |
MX (1) | MX159386A (en) |
NO (1) | NO156259C (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0219594B1 (en) * | 1985-10-23 | 1991-06-12 | Klaus-Dieter Klement | Device actuated by fluid under pressure |
US5575452A (en) * | 1995-09-01 | 1996-11-19 | Varco Shaffer, Inc. | Blowout preventer with ram wedge locks |
FR2810701B1 (en) | 2000-06-27 | 2002-12-13 | Hydraulique Production Systems | DOUBLE ACTING HYDRAULIC CYLINDER WITH AXIAL LOCKING DEVICE |
GB2404696A (en) * | 2003-08-05 | 2005-02-09 | Plexus Ocean Syst Ltd | Actuator with integral lock |
KR101422222B1 (en) * | 2012-02-02 | 2014-07-22 | 삼성중공업 주식회사 | Passive blowout prevention apparatus |
CN104074833A (en) * | 2014-06-29 | 2014-10-01 | 南京蒙福液压机械有限公司 | Locking device |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1257583B (en) * | 1960-08-01 | 1967-12-28 | E H Willy Messerschmitt Dr Ing | Internal mechanical locking for double-acting, hydraulic or pneumatic working cylinders |
US3242826A (en) * | 1963-10-11 | 1966-03-29 | Shaffer Tool Works | Locking device for a fluid operated rod |
FR1477181A (en) * | 1966-04-22 | 1967-04-14 | Hydraulic or pneumatic cylinder with mechanical locking device | |
US3941141A (en) * | 1974-05-03 | 1976-03-02 | Robert Eddie L | Blowout preventer locking apparatus and method |
US4305565A (en) * | 1980-04-07 | 1981-12-15 | Hydril Company | Variable position ram lock for blowout preventers |
-
1983
- 1983-05-30 CA CA000429152A patent/CA1197182A/en not_active Expired
- 1983-06-06 GB GB08315502A patent/GB2134983B/en not_active Expired
- 1983-07-07 JP JP58122462A patent/JPS59144807A/en active Pending
- 1983-07-18 MX MX198076A patent/MX159386A/en unknown
- 1983-08-05 FR FR8312968A patent/FR2540194B1/en not_active Expired
- 1983-09-29 NO NO833536A patent/NO156259C/en unknown
-
1984
- 1984-01-09 DE DE19843400485 patent/DE3400485A1/en active Granted
-
1986
- 1986-08-07 JP JP1986120433U patent/JPS634801Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1197182A (en) | 1985-11-26 |
DE3400485A1 (en) | 1984-08-02 |
MX159386A (en) | 1989-05-22 |
JPS59144807A (en) | 1984-08-20 |
DE3400485C2 (en) | 1989-01-19 |
GB2134983A (en) | 1984-08-22 |
NO833536L (en) | 1984-08-01 |
GB2134983B (en) | 1986-09-24 |
FR2540194B1 (en) | 1988-10-07 |
FR2540194A1 (en) | 1984-08-03 |
GB8315502D0 (en) | 1983-07-13 |
JPS6245407U (en) | 1987-03-19 |
JPS634801Y2 (en) | 1988-02-08 |
NO156259B (en) | 1987-05-11 |
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