FR3019865B1 - Dispositif de blocage d'ecrou - Google Patents

Dispositif de blocage d'ecrou

Info

Publication number
FR3019865B1
FR3019865B1 FR1453340A FR1453340A FR3019865B1 FR 3019865 B1 FR3019865 B1 FR 3019865B1 FR 1453340 A FR1453340 A FR 1453340A FR 1453340 A FR1453340 A FR 1453340A FR 3019865 B1 FR3019865 B1 FR 3019865B1
Authority
FR
France
Prior art keywords
locking device
nut locking
nut
locking
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.)
Active
Application number
FR1453340A
Other languages
English (en)
Other versions
FR3019865A1 (fr
Inventor
Alain Jean-Claude Rousseau
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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.)
Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to FR1453340A priority Critical patent/FR3019865B1/fr
Priority to GB1506400.9A priority patent/GB2525319B/en
Priority to US14/687,120 priority patent/US9752610B2/en
Publication of FR3019865A1 publication Critical patent/FR3019865A1/fr
Application granted granted Critical
Publication of FR3019865B1 publication Critical patent/FR3019865B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
    • F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
    • F16B39/108—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt with a locking washer under the nut or bolt head having at least one tongue or lug folded against the nut or bolt head, or against the object itself
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
    • F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/026—Shaft to shaft connections
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/027—Arrangements for balancing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
    • F16B39/10—Locking of screws, bolts or nuts in which the locking takes place after screwing down by a plate, spring, wire or ring immovable with regard to the bolt or object and mainly perpendicular to the axis of the bolt
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/73—Shape asymmetric
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1453340A 2014-04-15 2014-04-15 Dispositif de blocage d'ecrou Active FR3019865B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1453340A FR3019865B1 (fr) 2014-04-15 2014-04-15 Dispositif de blocage d'ecrou
GB1506400.9A GB2525319B (en) 2014-04-15 2015-04-15 A device for locking a nut
US14/687,120 US9752610B2 (en) 2014-04-15 2015-04-15 Device for locking a nut

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1453340A FR3019865B1 (fr) 2014-04-15 2014-04-15 Dispositif de blocage d'ecrou

Publications (2)

Publication Number Publication Date
FR3019865A1 FR3019865A1 (fr) 2015-10-16
FR3019865B1 true FR3019865B1 (fr) 2016-05-06

Family

ID=51225704

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1453340A Active FR3019865B1 (fr) 2014-04-15 2014-04-15 Dispositif de blocage d'ecrou

Country Status (3)

Country Link
US (1) US9752610B2 (fr)
FR (1) FR3019865B1 (fr)
GB (1) GB2525319B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10883424B2 (en) 2016-07-19 2021-01-05 Pratt & Whitney Canada Corp. Multi-spool gas turbine engine architecture
US10968744B2 (en) * 2017-05-04 2021-04-06 Rolls-Royce Corporation Turbine rotor assembly having a retaining collar for a bayonet mount
CN107654474B (zh) * 2017-09-27 2020-03-24 中国航发湖南动力机械研究所 锁紧配合结构及锁圈
FR3078118B1 (fr) * 2018-02-20 2020-02-21 Jpb Systeme Dispositif de retenue pour organe filete, notamment pour ecrou
FR3097281B1 (fr) * 2019-06-13 2021-07-02 J P B Systeme « Dispositif de fixation par vissage, avec freinage à l’état vissé »
US11892025B2 (en) * 2020-03-12 2024-02-06 Sean Philbin Magnetic locknut socket
US11608851B2 (en) * 2020-06-17 2023-03-21 Avx Aircraft Company Locking assembly for a lightweight gearbox
US20220412391A1 (en) * 2021-06-23 2022-12-29 Pratt & Whitney Canada Corp. Nut locking washer
DE102022207982A1 (de) * 2021-08-31 2023-03-02 Aktiebolaget Skf Verdrehsichere Unterlegscheibe
US11859651B1 (en) * 2022-07-15 2024-01-02 Electric Line Technologies, LLC Method and apparatus for securing threaded connections against unwanted rotation

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1370216A (en) * 1919-09-02 1921-03-01 William G Lester Nut-lock
US1441619A (en) * 1921-09-02 1923-01-09 Bull Dog Lock Washer Co Nut lock
US1613493A (en) * 1926-07-10 1927-01-04 Walter M Turner Nut lock
AU618179B2 (en) * 1990-04-03 1991-12-12 Bruno Stenico Improvements to lock nuts
JPH0544577Y2 (fr) * 1990-06-22 1993-11-12
US5772373A (en) * 1994-11-02 1998-06-30 Warn Industries, Inc. Nut and locking device
US5674034A (en) * 1995-03-24 1997-10-07 Bennett; Bruce A. Locking nut assembly
US6290442B1 (en) * 1997-09-18 2001-09-18 Okabe Corporation, Inc. Locking fastener assembly for threaded joint
US5967723A (en) * 1998-07-01 1999-10-19 Avibank Mfg., Inc. Nut and bolt locking system
US6095735A (en) * 1999-06-21 2000-08-01 Weinstein; Leslie J. Locking nut assembly
US7029218B2 (en) * 2002-04-08 2006-04-18 Okabe Corporation Locking fastener for threaded joint with sight gauge
FR2854213B1 (fr) * 2003-04-23 2007-01-05 Simmonds Sa Dispositif de verrouillage d'un ecrou a un axe filete pour assembler par serrage de l'ecrou une piece a une piece solidaire de cet axe
US8016531B2 (en) * 2005-09-02 2011-09-13 Hendrickson Usa, L.L.C. Axle spindle nut assembly for heavy-duty vehicles
US7927052B1 (en) * 2009-10-26 2011-04-19 Arnold Varden Locking axle nut
US8469460B2 (en) * 2010-06-29 2013-06-25 Arvinmeritor Technology, Llc Spindle nut assembly
FR2978218B1 (fr) * 2011-07-22 2013-08-23 Snecma Dispositif d'anti-rotation pour ecrou de grande taille
US9272574B2 (en) * 2013-03-15 2016-03-01 James L. Ebert Spindle nut and washer assembly and method of utilization
CN104454906B (zh) * 2013-09-16 2016-06-08 纬创资通股份有限公司 螺柱结构及组装结构
US9435370B2 (en) * 2013-10-21 2016-09-06 Maclean-Fogg Company Locking fastener

Also Published As

Publication number Publication date
GB2525319A (en) 2015-10-21
GB201506400D0 (en) 2015-05-27
GB2525319B (en) 2020-05-27
US20150292544A1 (en) 2015-10-15
US9752610B2 (en) 2017-09-05
FR3019865A1 (fr) 2015-10-16

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