FR2277271A1 - Appareil de debrayage automatique de manoeuvre manuelle d'un arbre rotatif, notamment d'un arbre d'actionnement de vanne - Google Patents
Appareil de debrayage automatique de manoeuvre manuelle d'un arbre rotatif, notamment d'un arbre d'actionnement de vanneInfo
- Publication number
- FR2277271A1 FR2277271A1 FR7423248A FR7423248A FR2277271A1 FR 2277271 A1 FR2277271 A1 FR 2277271A1 FR 7423248 A FR7423248 A FR 7423248A FR 7423248 A FR7423248 A FR 7423248A FR 2277271 A1 FR2277271 A1 FR 2277271A1
- Authority
- FR
- France
- Prior art keywords
- manual operation
- valve actuator
- shaft
- automatic manual
- rotary shaft
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Control Devices (AREA)
- Mechanically-Actuated Valves (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7423248A FR2277271A1 (fr) | 1974-07-04 | 1974-07-04 | Appareil de debrayage automatique de manoeuvre manuelle d'un arbre rotatif, notamment d'un arbre d'actionnement de vanne |
US05/585,892 US3979970A (en) | 1974-07-04 | 1975-06-11 | Apparatus capable of being automatically uncoupled for the manual operation of a rotary shaft, in particular a valve actuating shaft |
JP7857575A JPS5531491B2 (US07498051-20090303-C00003.png) | 1974-07-04 | 1975-06-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7423248A FR2277271A1 (fr) | 1974-07-04 | 1974-07-04 | Appareil de debrayage automatique de manoeuvre manuelle d'un arbre rotatif, notamment d'un arbre d'actionnement de vanne |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2277271A1 true FR2277271A1 (fr) | 1976-01-30 |
FR2277271B1 FR2277271B1 (US07498051-20090303-C00003.png) | 1977-06-24 |
Family
ID=9140875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7423248A Granted FR2277271A1 (fr) | 1974-07-04 | 1974-07-04 | Appareil de debrayage automatique de manoeuvre manuelle d'un arbre rotatif, notamment d'un arbre d'actionnement de vanne |
Country Status (3)
Country | Link |
---|---|
US (1) | US3979970A (US07498051-20090303-C00003.png) |
JP (1) | JPS5531491B2 (US07498051-20090303-C00003.png) |
FR (1) | FR2277271A1 (US07498051-20090303-C00003.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02143780A (ja) * | 1988-11-25 | 1990-06-01 | Sony Corp | テレビジョン受像機 |
CN105952876B (zh) * | 2016-06-30 | 2018-05-11 | 天津市津达执行器有限公司 | 一种电动执行器手动安全传输装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2933937A (en) * | 1959-04-24 | 1960-04-26 | Philadelphia Gear Corp | Valve operators |
US3217604A (en) * | 1963-09-03 | 1965-11-16 | Hydril Co | Auxiliary coupling and de-coupling for fluid drive |
-
1974
- 1974-07-04 FR FR7423248A patent/FR2277271A1/fr active Granted
-
1975
- 1975-06-11 US US05/585,892 patent/US3979970A/en not_active Expired - Lifetime
- 1975-06-24 JP JP7857575A patent/JPS5531491B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5125695A (US07498051-20090303-C00003.png) | 1976-03-02 |
JPS5531491B2 (US07498051-20090303-C00003.png) | 1980-08-19 |
FR2277271B1 (US07498051-20090303-C00003.png) | 1977-06-24 |
US3979970A (en) | 1976-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |