FR2257803B1 - - Google Patents
Info
- Publication number
- FR2257803B1 FR2257803B1 FR7431131A FR7431131A FR2257803B1 FR 2257803 B1 FR2257803 B1 FR 2257803B1 FR 7431131 A FR7431131 A FR 7431131A FR 7431131 A FR7431131 A FR 7431131A FR 2257803 B1 FR2257803 B1 FR 2257803B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- F15B15/202—Externally-operated valves mounted in or on the actuator
-
- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/01—Locking-valves or other detent i.e. load-holding devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US396857A US3905279A (en) | 1973-09-13 | 1973-09-13 | Piston and cylinder assembly with external mechanical lock |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2257803A1 FR2257803A1 (fr) | 1975-08-08 |
FR2257803B1 true FR2257803B1 (fr) | 1978-06-09 |
Family
ID=23568905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7431131A Expired FR2257803B1 (fr) | 1973-09-13 | 1974-09-13 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3905279A (fr) |
CA (1) | CA1020052A (fr) |
DE (1) | DE2443284A1 (fr) |
FR (1) | FR2257803B1 (fr) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4073345A (en) * | 1977-02-14 | 1978-02-14 | Miller Maurice E | Disc harrow wheel lock-down with depth control adjustment structure |
DE2826610A1 (de) * | 1978-06-19 | 1980-01-03 | Bosch Gmbh Robert | Ventilanordnung fuer einen hydraulischen verbraucher |
JPS6018645Y2 (ja) * | 1979-02-23 | 1985-06-06 | アイシン精機株式会社 | アクチユエ−タのストロ−ク調整装置 |
US4449734A (en) * | 1982-07-07 | 1984-05-22 | Hydra-Jack, Inc. | Mechanical locking outrigger hydraulic jack for an outrigger assembly |
US4469014A (en) * | 1983-06-13 | 1984-09-04 | Deere & Company | Cylinder spacer |
US4463659A (en) * | 1983-10-27 | 1984-08-07 | Deere & Company | Cylinder stroke limiter |
US4641725A (en) * | 1984-08-27 | 1987-02-10 | Conoco Inc. | Wide dynamic range hydraulic vibrator |
US4787781A (en) * | 1987-05-14 | 1988-11-29 | Walter Lipscomb | Shoring device |
US5133245A (en) * | 1991-04-12 | 1992-07-28 | P. L. Porter Company | Continuously adjustable stroke limiter for hydraulic positioner |
US5513555A (en) * | 1994-01-21 | 1996-05-07 | Michael J. Plank | Quick-release cam lock with locking pin |
US5868060A (en) * | 1994-01-24 | 1999-02-09 | Speed Shore Corp. | Quick-release cam lock |
US5499890A (en) * | 1994-07-08 | 1996-03-19 | Americ Corporation | Trench shoring device with locking mechanism |
US6105484A (en) * | 1998-10-23 | 2000-08-22 | Kalthoff; Gene | Lockout device for valve actuators |
US6282893B1 (en) | 1999-08-19 | 2001-09-04 | Delaware Capital Formation, Inc. | Self-contained actuator |
US6516706B2 (en) | 1999-08-19 | 2003-02-11 | Delaware Capital Formation, Inc. | Actuator having internal valve structure |
DE102009009944B4 (de) * | 2009-02-20 | 2011-02-24 | Terex-Demag Gmbh | Sicherungs- und Verbolzungseinheit |
US20110016881A1 (en) * | 2009-07-21 | 2011-01-27 | Jose Luis Ruiz | Gas turbine with exhaust gas casing and method for producing a gas turbine |
US20130247753A1 (en) * | 2012-03-22 | 2013-09-26 | Actuant Corporation | Fluid Cylinder Assembly Having Automatic Stroke Shutoff |
US8931246B2 (en) | 2012-12-06 | 2015-01-13 | Cnh Industrial America Llc | Automatically engaging and disengaging header lock assembly |
FR3017556B1 (fr) * | 2014-02-14 | 2016-09-16 | Snecma | Systeme de bridage de piece et procede d'etanchage de la virole interieure d'un redresseur basse pression de turbomachine |
US10018009B2 (en) * | 2015-02-26 | 2018-07-10 | Cameron International Corporation | Locking apparatus |
US10287837B2 (en) * | 2016-08-02 | 2019-05-14 | Cameron International Corporation | Hydraulic timing device |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US38606A (en) * | 1863-05-19 | Improvement in hydraulic presses | ||
US1711549A (en) * | 1926-11-08 | 1929-05-07 | Watson Stillman Co | Hydraulic jack |
US2408181A (en) * | 1942-01-22 | 1946-09-24 | Joyce Cridland Co | Lifting mechanism |
US2736294A (en) * | 1951-08-09 | 1956-02-28 | Smith Corp A O | Adjustable stroke ram and piston assembly |
US3005669A (en) * | 1959-10-23 | 1961-10-24 | Galland Henning Mfg Company | Fluid pressure cylinder |
US3141390A (en) * | 1960-09-20 | 1964-07-21 | Symington Wayne Corp | Lifting device |
US3045649A (en) * | 1960-11-29 | 1962-07-24 | Leland F Blatt | Double acting tool and die cylinder |
US3335642A (en) * | 1965-01-08 | 1967-08-15 | Borje O Rosaen | Cylinder construction |
US3420148A (en) * | 1965-03-12 | 1969-01-07 | Richard E Doerfer | Holding device |
US3301140A (en) * | 1965-05-03 | 1967-01-31 | Duff Norton Co | Expansible shielding means |
US3407710A (en) * | 1966-12-14 | 1968-10-29 | Alpha Press Company | Stroke adjustment means for cylinder and piston assembly |
-
1973
- 1973-09-13 US US396857A patent/US3905279A/en not_active Expired - Lifetime
-
1974
- 1974-09-10 DE DE2443284A patent/DE2443284A1/de active Pending
- 1974-09-13 CA CA209,354A patent/CA1020052A/fr not_active Expired
- 1974-09-13 FR FR7431131A patent/FR2257803B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2257803A1 (fr) | 1975-08-08 |
CA1020052A (fr) | 1977-11-01 |
DE2443284A1 (de) | 1975-03-20 |
US3905279A (en) | 1975-09-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |