IT1185049B - CONSTANT SPEED ELASTOMER COUPLING FOR HIGH TORQUE LOADS - Google Patents

CONSTANT SPEED ELASTOMER COUPLING FOR HIGH TORQUE LOADS

Info

Publication number: IT1185049B
Authority: IT; Italy
Prior art keywords: constant speed; high torque; torque loads; elastomer coupling; elastomer
Prior art date: 1984-06-20

Application number

IT21200/85A

Other languages

Italian (it)

Other versions

IT8521200A0 (en

Inventor

Francis E Byrnes

Donald L Ferris

Edward S Hibyan

William L Noehren

Peter C Ogle

Eric G Olsen

Original Assignee

United Technologies Corp

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.)

1984-06-20

Filing date

1985-06-19

Publication date

1987-10-28

1984-06-20 Priority claimed from US06/622,801 external-priority patent/US4575358A/en

1985-06-19 Application filed by United Technologies Corp filed Critical United Technologies Corp

1985-06-19 Publication of IT8521200A0 publication Critical patent/IT8521200A0/en

1987-10-28 Application granted granted Critical

1987-10-28 Publication of IT1185049B publication Critical patent/IT1185049B/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/35—Rotors having elastomeric joints
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/37—Rotors having articulated joints
- B64C27/41—Rotors having articulated joints with flapping hinge or universal joint, common to the blades
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
- F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
- F16F1/393—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type with spherical or conical sleeves

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Aviation & Aerospace Engineering (AREA)
General Engineering & Computer Science (AREA)
Support Of The Bearing (AREA)
Rolling Contact Bearings (AREA)
Tires In General (AREA)
Pivots And Pivotal Connections (AREA)

IT21200/85A 1984-06-20 1985-06-19 CONSTANT SPEED ELASTOMER COUPLING FOR HIGH TORQUE LOADS IT1185049B (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US62280984A	1984-06-20	1984-06-20
US62259184A	1984-06-20	1984-06-20
US06/622,801 US4575358A (en)	1984-06-20	1984-06-20	Accommodating axial load in an elastomeric high torque, constant velocity joint

Publications (2)

Publication Number	Publication Date
IT8521200A0 IT8521200A0 (en)	1985-06-19
IT1185049B true IT1185049B (en)	1987-10-28

Family

ID=27417320

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT21200/85A IT1185049B (en)	1984-06-20	1985-06-19	CONSTANT SPEED ELASTOMER COUPLING FOR HIGH TORQUE LOADS

Country Status (10)

Country	Link
AU (1)	AU577866B2 (en)
BE (1)	BE902685A (en)
BR (1)	BR8502917A (en)
DE (1)	DE3521877C2 (en)
DK (1)	DK276485A (en)
ES (1)	ES8702592A1 (en)
FR (1)	FR2566489B1 (en)
GB (1)	GB2160619B (en)
IL (1)	IL75565A (en)
IT (1)	IT1185049B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5083725A (en) *	1990-10-11	1992-01-28	United Technologies Corporation	Elastomeric swashplate configuration for helicopters
US5641248A (en) *	1993-04-15	1997-06-24	Continental Emsco Company	Variable spring rate compression element and riser tensioner system using the same
US5482406A (en) *	1993-04-15	1996-01-09	Continental Emsco Company	Variable spring rate compression element and riser tensioner system using the same
US5628586A (en) *	1995-06-23	1997-05-13	Continental Emsco Company	Elastomeric riser tensioner system
US6296444B1 (en) *	1999-10-01	2001-10-02	Bell Helicopter Textron Inc.	Prop rotor hub
US7341283B2 (en)	2004-01-29	2008-03-11	Oil States Industries, Inc.	High temperature flexible pipe joint
EP3038909B1 (en) *	2013-08-28	2019-05-08	Sikorsky Aircraft Corporation	Rotor hub for rotary wing aircraft
US10214284B2 (en)	2013-09-30	2019-02-26	Sikorsky Aircraft Corporation	Pitch bearing
FR3059296B1 (en) *	2016-11-29	2019-03-29	Airbus Helicopters	ELASTOMERIC ASSEMBLY, LAMINATED BUFFER, ROTOR WITH SUCH A ROCKET, AND AIRCRAFT
EP3874177B1 (en) *	2018-10-31	2023-11-29	FM Energie GmbH & Co. KG	Elastic joints having a torsion stop and of such joints in vibration absorbers

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1488740A (en) *	1922-12-23	1924-04-01	Timothy C Dobbins	Resilinet universal joint for power transmission
GB492517A (en) *	1936-01-23	1938-09-21	Max Goldschmidt	Improvements in and relating to springs comprising rubber and metal parts
US2363469A (en) *	1942-09-01	1944-11-21	Metalastik Ltd	Flexible coupling, flexible mounting, and the like
US2948129A (en) *	1958-06-23	1960-08-09	Schwitzer Corp	Elliptical vibration damper
GB919351A (en) *	1958-06-23	1963-02-27	Schwitzer Corp	An improved rotatable assembly
BE588408A (en) *	1959-03-13	1960-09-08	Glaenzer Spicer Sa	Universal flexible coupling for transmissions
FR1255940A (en) *	1959-03-13	1961-03-17	Glaenzerspicer	Flexible coupling for transmissions
US3524332A (en) *	1968-09-06	1970-08-18	Rex Chainbelt Inc	Elastomer coupling
GB1351138A (en) *	1970-04-07	1974-04-24	Dunlop Holdings Ltd	Springs
SE7500297L (en) *	1975-01-13	1976-07-14	Skf Nova Ab	VIBRATION DAMPING COUPLING
DE2643166A1 (en) *	1975-11-03	1977-05-12	United Technologies Corp	ELASTOMER BEARING FOR HELICOPTER ROTOR
GB1507381A (en) *	1976-07-16	1978-04-12	Oswell J	Patient support apparatus
DE2706479C2 (en) *	1977-02-16	1984-05-30	Maschinenfabrik Stromag Gmbh, 4750 Unna	Torsionally flexible coupling
CA1096188A (en) *	1977-07-07	1981-02-24	Jerome Greene	Flexible coupling
US4208889A (en) *	1978-08-30	1980-06-24	Barry Wright Corporation	Constant velocity, torsionally rigid, flexible coupling
US4323332A (en) *	1979-12-21	1982-04-06	United Technologies Corporation	Hingeless helicopter rotor with elastic gimbal hub
US4427340A (en) *	1982-06-24	1984-01-24	Bell Helicopter Textron Inc.	Soft inplane bearingless helicopter rotor

1985
- 1985-06-07 GB GB08514510A patent/GB2160619B/en not_active Expired
- 1985-06-18 FR FR858509232A patent/FR2566489B1/en not_active Expired - Lifetime
- 1985-06-18 BR BR8502917A patent/BR8502917A/en not_active IP Right Cessation
- 1985-06-18 AU AU43794/85A patent/AU577866B2/en not_active Ceased
- 1985-06-18 BE BE0/215210A patent/BE902685A/en not_active IP Right Cessation
- 1985-06-19 DE DE3521877A patent/DE3521877C2/en not_active Expired - Fee Related
- 1985-06-19 IL IL75565A patent/IL75565A/en not_active IP Right Cessation
- 1985-06-19 IT IT21200/85A patent/IT1185049B/en active
- 1985-06-19 DK DK276485A patent/DK276485A/en not_active Application Discontinuation
- 1985-06-19 ES ES544336A patent/ES8702592A1/en not_active Expired

Also Published As

Publication number	Publication date
ES8702592A1 (en)	1987-01-01
FR2566489B1 (en)	1990-04-06
DE3521877A1 (en)	1986-01-02
AU4379485A (en)	1986-01-02
DE3521877C2 (en)	1996-07-11
DK276485A (en)	1985-12-21
AU577866B2 (en)	1988-10-06
FR2566489A1 (en)	1985-12-27
IT8521200A0 (en)	1985-06-19
GB2160619A (en)	1985-12-24
DK276485D0 (en)	1985-06-19
BR8502917A (en)	1986-03-04
ES544336A0 (en)	1987-01-01
IL75565A (en)	1989-12-15
BE902685A (en)	1985-10-16
GB2160619B (en)	1987-10-14
GB8514510D0 (en)	1985-07-10

Publication	Publication Date	Title
IT8968042A0 (en)	1989-11-24	CARDAN JOINT WITH CONSTANT SPEED RATIO
FR2579709B1 (en)	1993-11-12	ROTATION SHOCK COMPENSATOR
GB2155149B (en)	1987-09-09	Constant velocity universal joint
IT1217948B (en)	1990-03-30	CONSTANT SPEED JOINT
GB2203219B (en)	1991-03-13	Cross groove constant velocity ratio universal joints
IT1185049B (en)	1987-10-28	CONSTANT SPEED ELASTOMER COUPLING FOR HIGH TORQUE LOADS
IT1185136B (en)	1987-11-04	TRIPOIDAL CONSTANT SPEED JOINT
IT1182754B (en)	1987-10-05	CONSTANT SPEED JOINT
FR2571458B1 (en)	1988-11-25	CLUTCH THRUST BEARING
IT8621530A0 (en)	1986-08-26	TRIPOIDAL TYPE CONSTANT SPEED JOINT.
GB8526897D0 (en)	1985-12-04	Super-resilient shaft coupling
GB8600510D0 (en)	1986-02-12	Shaft coupling
BR8502275A (en)	1986-01-14	ELASTOMERIC SHEAR SHAFT COUPLING
GB2165622B (en)	1988-06-08	Constant velocity joint
NO170648C (en)	1992-11-11	HOWEYELASTIC SHAFT COUPLING
FR2563290B1 (en)	1988-11-04	HYDRAULIC DRIVE MECHANISM
DE3565983D1 (en)	1988-12-08	N-ARYLSULFONYL-N'-TRIAZINYL- AND -PYRIMIDINYL UREAS
GB8510164D0 (en)	1985-05-30	Shaft coupling
IT8721580A0 (en)	1987-08-04	HYDRODYNAMIC-MECHANICAL SPEED GEARBOX
IT1184392B (en)	1987-10-28	CLUTCH COUPLING DEVICE FOR SPEED CHANGES UNDER LOAD
AT388785B (en)	1989-08-25	SHAFT COUPLING
ES277455Y (en)	1985-03-01	UNIVERSAL COOLER
IT1198977B (en)	1988-12-21	TELESCOPIC ELONGATION TRANSMISSION SHAFT
RO89040A2 (en)	1986-04-30	WEAR DEVICE
IT8646305A0 (en)	1986-04-29	HYDRAULIC SPEED RANGE SELECTOR

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19950531