CA2319295A1 - Anti-rotation clip - Google Patents

Anti-rotation clip Download PDF

Info

Publication number
CA2319295A1
CA2319295A1 CA002319295A CA2319295A CA2319295A1 CA 2319295 A1 CA2319295 A1 CA 2319295A1 CA 002319295 A CA002319295 A CA 002319295A CA 2319295 A CA2319295 A CA 2319295A CA 2319295 A1 CA2319295 A1 CA 2319295A1
Authority
CA
Canada
Prior art keywords
rotation
side member
clevis
clip
center channel
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.)
Abandoned
Application number
CA002319295A
Other languages
English (en)
French (fr)
Inventor
Clifton B. Day
C. Ed Covington (Deceased)
Joseph J. Zierer
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.)
Bell Helicopter Textron Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2319295A1 publication Critical patent/CA2319295A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • B64C27/605—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including swash plate, spider or cam mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/22—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft
    • B64C27/28—Compound rotorcraft, i.e. aircraft using in flight the features of both aeroplane and rotorcraft with forward-propulsion propellers pivotable to act as lifting rotors
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0614—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part of the joint being open on two sides
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted
    • Y10T403/32861—T-pivot, e.g., wrist pin, etc.
    • Y10T403/32918—T-pivot, e.g., wrist pin, etc. fork and tongue
    • Y10T403/32926—T-pivot, e.g., wrist pin, etc. fork and tongue with interposed antifriction means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Transmission Devices (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Clamps And Clips (AREA)
CA002319295A 1999-09-20 2000-09-14 Anti-rotation clip Abandoned CA2319295A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/400,513 US6371681B1 (en) 1999-09-20 1999-09-20 Anti-rotation clip
US09/400,513 1999-09-20

Publications (1)

Publication Number Publication Date
CA2319295A1 true CA2319295A1 (en) 2001-03-20

Family

ID=23583914

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002319295A Abandoned CA2319295A1 (en) 1999-09-20 2000-09-14 Anti-rotation clip

Country Status (8)

Country Link
US (1) US6371681B1 (enExample)
JP (1) JP2001122196A (enExample)
KR (1) KR100726200B1 (enExample)
CA (1) CA2319295A1 (enExample)
DE (1) DE10046248B4 (enExample)
FR (1) FR2798641B1 (enExample)
GB (1) GB2357485B (enExample)
IT (1) IT1318884B1 (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7475847B2 (en) * 2002-09-09 2009-01-13 Gerbino Allen J Retractable lifting blades for aircraft
DE10322265A1 (de) * 2003-05-16 2004-12-09 Stabilus Gmbh Kugelgelenkverbindung
US20070189649A1 (en) * 2006-02-16 2007-08-16 The Boeing Company Lightweight bearing cartridge for wear application
CA2676523C (en) * 2007-02-09 2012-04-17 Bell Helicopter Textron Inc. Self-retaining anti-rotation clip
EP2367719B1 (en) * 2008-12-11 2018-09-12 Sikorsky Aircraft Corporation Tail rotor blade assembly and elastomeric bearing system motion limiter
GB0913913D0 (en) * 2009-08-10 2009-09-16 Airbus Operations Ltd Pinned lug joint
FR2951511B1 (fr) * 2009-10-16 2011-11-18 Eurocopter France Mecanisme d'articulation en rotule entre une chape et une bielle, notamment pour un appareillage de commande equipant un giravion
PL2390180T3 (pl) * 2010-05-27 2013-06-28 Agustawestland Spa Nie-obracane złącze uniwersalne do jednostki napędowej helikoptera
US9272781B2 (en) 2011-11-01 2016-03-01 Textron Innovations Inc. Rotor system anti-rotation wear protector
FR2982331B1 (fr) * 2011-11-07 2013-11-29 Eurocopter France Mecanisme d'articulation en rotule entre une chape et une bielle, notamment pour un appareillage de commande equipant un giravion
US9789963B2 (en) * 2012-02-14 2017-10-17 C&D Zodiac, Inc. Pivot bin assembly with minimal force required for closing
US9863468B2 (en) 2013-09-17 2018-01-09 Sikorsky Aircraft Corporation Rod end wear prevention
DE102013111114B4 (de) * 2013-10-08 2016-01-14 Nathanael Sutter Rotorsteuervorrichtung mit Taumelscheibeninnenringmitnehmer
US9278752B2 (en) * 2014-03-17 2016-03-08 Lockheed Martin Corporation Apparatus and system for preventing wear to a component
US9726267B2 (en) * 2014-07-29 2017-08-08 Raytheon Company Relative translation system
US10100779B2 (en) * 2016-04-09 2018-10-16 United Technologies Corporation Enhanced durability drive link for high load misalignment
US20170323239A1 (en) 2016-05-06 2017-11-09 General Electric Company Constrained time computing control system to simulate and optimize aircraft operations with dynamic thermodynamic state and asset utilization attainment
US10634092B2 (en) * 2017-09-08 2020-04-28 United Technologies Corporation Linkage assembly preventing axial rotation of the link rod
EP3556651B1 (en) * 2018-04-16 2021-10-13 Ratier-Figeac SAS Brake rod
US12129887B2 (en) * 2021-10-24 2024-10-29 Textron Innovations Inc. Self-retaining wear-pad leveler

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1941348A (en) * 1931-11-07 1933-12-26 Curtiss Aeroplane & Motor Co Joint fitting
GB601952A (en) * 1942-12-05 1948-05-14 Andre Aime Lucien Bruel Improvements in aircraft with sustaining airscrews
US2713806A (en) * 1952-03-20 1955-07-26 Ruez M Dodge End play take up washer
US2739769A (en) * 1954-10-22 1956-03-27 Bell Aircraft Corp Rotary wing aircraft propulsion system mounting
GB837155A (en) * 1956-12-31 1960-06-09 United Aircraft Corp Rotary wing aircraft
US2925129A (en) * 1957-04-26 1960-02-16 Shao W Yuan Rotor control
US3107954A (en) * 1960-10-28 1963-10-22 Marion F Rudy Split ball spherical bearing
GB1232233A (enExample) * 1967-05-10 1971-05-19
US3510178A (en) * 1968-06-06 1970-05-05 Rex Chainbelt Inc Spherical bearing with integral rotation limiting means
US3635427A (en) * 1969-05-06 1972-01-18 Textron Inc Aircraft vibration compensation system
US3908399A (en) * 1973-04-23 1975-09-30 United Technologies Corp Primary flight control with isolated gear box
US3841586A (en) * 1973-04-26 1974-10-15 Boeing Co Rotor swashplate assembly
US4031967A (en) * 1976-06-14 1977-06-28 Caterpillar Tractor Co. Motor grader with spherical bearing mounting for blade tilt cylinders
DE2722250A1 (de) * 1977-03-23 1978-11-23 Messerschmitt Boelkow Blohm Rotor eines drehfluegelflugzeugs
US4072431A (en) * 1977-04-05 1978-02-07 Textron Inc. Antirotation clip
US4244677A (en) * 1978-07-12 1981-01-13 United Technologies Corporation Cross-beam helicopter rotor with readily replaceable snubber
US4428544A (en) * 1979-10-15 1984-01-31 Brunswick Corporation Retainer for oscillator system
US4824326A (en) * 1985-12-04 1989-04-25 Property Associates Limited Autogyro
US4749234A (en) * 1985-12-23 1988-06-07 Ni Industries, Inc. Anti-rotation/retention clip for wheel trim
US5407335A (en) * 1986-08-22 1995-04-18 Copeland Corporation Non-orbiting scroll mounting arrangements for a scroll machine
US5085315A (en) * 1989-05-05 1992-02-04 Sambell Kenneth W Wide-range blade pitch control for a folding rotor
FR2690968B1 (fr) * 1992-05-06 1995-08-25 Eurocopter France Ensemble mecanique a detecteur de depassement d'un seuil d'effort en translation.
CA2100511A1 (en) * 1992-07-23 1994-01-24 Frank Mikic Speed wrench
DE4420844A1 (de) * 1994-06-15 1995-12-21 Porsche Ag Gelenkige Verbindung von zwei angrenzenden Bauteilen, insbesondere eines Verdecks
FR2765550B1 (fr) * 1997-07-07 1999-10-01 Eurocopter France Dispositif de blocage en pas des pales d'un rotor principal de giravion
FR2768997B1 (fr) * 1997-09-30 1999-12-03 Eurocopter France Dispositif a plateaux cycliques de commande du pas des pales d'un rotor avec piste et doigt d'arret du plateau non tournant
US5954466A (en) * 1998-02-04 1999-09-21 Muskegon Tools, L.L.C. Anti-rotation clip for tightening and loosening nuts and bolts

Also Published As

Publication number Publication date
DE10046248A1 (de) 2001-04-12
GB2357485A (en) 2001-06-27
ITMI20002048A1 (it) 2002-03-20
KR100726200B1 (ko) 2007-06-11
US6371681B1 (en) 2002-04-16
IT1318884B1 (it) 2003-09-10
FR2798641B1 (fr) 2005-04-15
JP2001122196A (ja) 2001-05-08
DE10046248B4 (de) 2013-09-19
ITMI20002048A0 (it) 2000-09-20
GB0022924D0 (en) 2000-11-01
KR20010050521A (ko) 2001-06-15
FR2798641A1 (fr) 2001-03-23
GB2357485B (en) 2003-05-28

Similar Documents

Publication Publication Date Title
CA2319295A1 (en) Anti-rotation clip
CA1297312C (en) Link-type rotary coupling
DE60201614T2 (de) Mehrblattheckrotornabe zur Entlastung des Coriolis-Effektes
CA2138656C (en) An unmanned aerial vehicle having ducted, coaxial counter-rotating rotors
CA2795238C (en) Rotor system anti-rotation wear protector
EP1954562B1 (en) Torque coupling for rotary-wing aircraft and method
US9382001B2 (en) Torque transfer system for a rotorcraft
US9476312B2 (en) Swashplateless active blade pitch control with a mechanical delta-3 restraint having an instantaneous blade pitch-flap coupling response
EP0449531B1 (en) Rotors
CA2445517C (en) Dual trunnion hub-to-mast assembly
EP3581492B1 (en) Aircraft gimbal for bearingless gimbaled rotor hubs and swashplates
DE69221307T2 (de) Vorrichtung fur die automatische Stabilisierung der Gierbewegung eines Hubschraubers
US6203277B1 (en) Gyroplane rotor with double-plate hub and external pitch control
EP2778058B1 (en) Multilink constant velocity joint
US11603183B2 (en) Compliant tail structure for rotorcraft
US7867096B2 (en) Joint for tiltrotor hubs
US11203424B2 (en) Slewing mechanical power transmissions for rotorcraft
US20190276143A1 (en) Blade retention system for rigid rotor
Sehgal et al. Design and Development of a Four‐Bladed Tail Rotor System for the USMC H‐1 Upgrade Program

Legal Events

Date Code Title Description
FZDE Discontinued