FR1234552A - Safety release mechanism - Google Patents

Info

Publication number: FR1234552A
Authority: FR; France
Prior art keywords: release mechanism; safety release; safety; release
Prior art date: 1958-09-08
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

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nuclear Power Plant Co Ltd

Original Assignee

Nuclear Power Plant Co Ltd

Priority date (The priority date 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 date listed.)

1958-09-08

Filing date

1959-09-03

Publication date

1960-10-18

1959-09-03Application filed by Nuclear Power Plant Co LtdfiledCriticalNuclear Power Plant Co Ltd

1960-10-18Application grantedgrantedCritical

1960-10-18Publication of FR1234552ApublicationCriticalpatent/FR1234552A/en

StatusExpiredlegal-statusCriticalCurrent

Classifications

- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/02—Details of handling arrangements
- G21C19/10—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
- G21C19/105—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements with grasping or spreading coupling elements
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/02—Details of handling arrangements
- G21C19/10—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C7/00—Control of nuclear reaction
- G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
- G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
- G21C7/12—Means for moving control elements to desired position
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
- G21C9/02—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
- G21C9/02—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency
- G21C9/027—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency by fast movement of a solid, e.g. pebbles
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Plasma & Fusion (AREA)
General Engineering & Computer Science (AREA)
High Energy & Nuclear Physics (AREA)
Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Monitoring And Testing Of Nuclear Reactors (AREA)
Portable Nailing Machines And Staplers (AREA)
Binders And Loading Units For Sheaves (AREA)
Structure Of Emergency Protection For Nuclear Reactors (AREA)

FR804228A1958-09-081959-09-03 Safety release mechanismExpiredFR1234552A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB28768/58AGB872092A (en)	1958-09-08	1958-09-08	Improvements in and relating to safety release mechanisms

Publications (1)

Publication Number	Publication Date
FR1234552Atrue FR1234552A (en)	1960-10-18

Family

ID=10280839

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR804228AExpiredFR1234552A (en)	1958-09-08	1959-09-03	Safety release mechanism

Country Status (4)

Country	Link
DE (1)	DE1142423B (en)
ES (1)	ES251757A1 (en)
FR (1)	FR1234552A (en)
GB (1)	GB872092A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2402281A1 (en)*	1977-08-30	1979-03-30	Combustion Eng	DEVICE INTENDED TO TRIGGER AN EMERGENCY STOP MECHANISM IN A NUCLEAR REACTOR
EP0232635A1 (en)*	1985-11-28	1987-08-19	Commissariat A L'energie Atomique	Automatic trigger device for dropping an absorber element into a core of a nuclear reactor
EP0392991A1 (en)*	1989-04-13	1990-10-17	Ente per le nuove tecnologie, l'energia e l'ambiente (ENEA)	A mechanism for the automatic release of control bars in a nuclear reactor

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE624947A (en)*	1961-11-16
US4476088A (en)*	1979-10-30	1984-10-09	Nuclear Power Company Limited	Latching devices and nuclear reactors incorporating such latching devices
US7891607B2 (en)	2006-10-18	2011-02-22	The Boeing Company	Pressure sensor device
GB2508815A (en)*	2012-12-11	2014-06-18	Rolls Royce Plc	A pressure sensitive actuator for use in nuclear reactor systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE855785C (en)*	1950-06-17	1952-11-17	Herbert Schoen	Electromechanical screw jack
GB786486A (en)*	1954-05-11	1957-11-20	Atomic Energy Authority Uk	Improvements in or relating to nut and screw mechanisms
US2794670A (en)*	1954-06-30	1957-06-04	Robert L Menegus	Releasable holder for rod
GB795565A (en)*	1956-02-02	1958-05-28	Atomic Energy Authority Uk	Improvements in or relating to control mechanisms for nuclear reactors

1958
- 1958-09-08GBGB28768/58Apatent/GB872092A/ennot_activeExpired
1959
- 1959-08-29ESES0251757Apatent/ES251757A1/ennot_activeExpired
- 1959-09-03FRFR804228Apatent/FR1234552A/ennot_activeExpired
- 1959-09-05DEDEN17192Apatent/DE1142423B/enactivePending

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2402281A1 (en)*	1977-08-30	1979-03-30	Combustion Eng	DEVICE INTENDED TO TRIGGER AN EMERGENCY STOP MECHANISM IN A NUCLEAR REACTOR
EP0232635A1 (en)*	1985-11-28	1987-08-19	Commissariat A L'energie Atomique	Automatic trigger device for dropping an absorber element into a core of a nuclear reactor
EP0392991A1 (en)*	1989-04-13	1990-10-17	Ente per le nuove tecnologie, l'energia e l'ambiente (ENEA)	A mechanism for the automatic release of control bars in a nuclear reactor

Also Published As

Publication number	Publication date
DE1142423B (en)	1963-01-17
ES251757A1 (en)	1960-01-01
GB872092A (en)	1961-07-05

Publication	Publication Date	Title
CH369054A (en)	1963-04-30	Safety bindings
CH398252A (en)	1965-08-31	Quick release device
FR1234552A (en)	1960-10-18	Safety release mechanism
CH379363A (en)	1964-06-30	Safety bindings
FR1232865A (en)	1960-10-12	Safety belt
CH393807A (en)	1965-06-15	Safety pin
BE598922A (en)	1961-07-10	Safety device
CH385113A (en)	1964-08-14	Time release mechanism
FR1255844A (en)	1961-03-10	Safety switch
FR1237610A (en)	1960-07-29	Braking mechanism
BE580893A (en)	1959-11-16	Safety capsule
FR1236641A (en)	1960-07-22	Release agent
BE591767A (en)	1960-12-12	Release agent
FR1263679A (en)	1961-06-09	Release mechanism
FR1215640A (en)	1960-04-20	Safety boat
FR1192710A (en)	1959-10-28	Safety jacket
BE585034A (en)	1960-03-16	Safety explosive
FR1191900A (en)	1959-10-22	Safety torch
FR1194627A (en)	1959-11-10	Lifeboat
FR1223890A (en)	1960-06-21	Safety lock
FR1214238A (en)	1960-04-07	Safety valve
FR1241941A (en)	1960-09-23	Safety strap
FR1212263A (en)	1960-03-23	Safety clasp
FR1145361A (en)	1957-10-25	Safety preview device
FR1236207A (en)	1960-07-15	Hydraulic mechanism

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FR1234552A - Safety release mechanism - Google Patents

Info

Links

Classifications

Landscapes

Applications Claiming Priority (1)

Publications (1)

Family

ID=10280839

Family Applications (1)

Country Status (4)

Cited By (3)

Families Citing this family (4)

Family Cites Families (4)

Cited By (3)

Also Published As

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