IT1035859B - Perfezionamento nelle strutture protanti per elicotteri - Google Patents

Perfezionamento nelle strutture protanti per elicotteri

Info

Publication number
IT1035859B
IT1035859B IT49809/75A IT4980975A IT1035859B IT 1035859 B IT1035859 B IT 1035859B IT 49809/75 A IT49809/75 A IT 49809/75A IT 4980975 A IT4980975 A IT 4980975A IT 1035859 B IT1035859 B IT 1035859B
Authority
IT
Italy
Prior art keywords
helicopters
improvement
protective structures
protective
structures
Prior art date
Application number
IT49809/75A
Other languages
English (en)
Original Assignee
Textron Inc
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
Priority claimed from US05/475,824 external-priority patent/US3945628A/en
Application filed by Textron Inc filed Critical Textron Inc
Application granted granted Critical
Publication of IT1035859B publication Critical patent/IT1035859B/it

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
    • 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
    • F16F1/40—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers consisting of a stack of similar elements separated by non-elastic intermediate layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • B64C2027/002—Vibration damping devices mounted between the rotor drive and the fuselage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/001—Vibration damping devices
    • B64C2027/005—Vibration damping devices using suspended masses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Architecture (AREA)
  • Vibration Prevention Devices (AREA)
IT49809/75A 1974-06-03 1975-05-27 Perfezionamento nelle strutture protanti per elicotteri IT1035859B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/475,824 US3945628A (en) 1973-12-26 1974-06-03 Nodal beam inertial flexure

Publications (1)

Publication Number Publication Date
IT1035859B true IT1035859B (it) 1979-10-20

Family

ID=23889313

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49809/75A IT1035859B (it) 1974-06-03 1975-05-27 Perfezionamento nelle strutture protanti per elicotteri

Country Status (6)

Country Link
JP (1) JPS591639B2 (it)
CA (1) CA1015342A (it)
DE (1) DE2523599C2 (it)
FR (1) FR2275696A1 (it)
GB (1) GB1498222A (it)
IT (1) IT1035859B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2474996A1 (fr) * 1980-02-05 1981-08-07 Aerospatiale Dispositif de suspension antiresonnante pour helicoptere
FR2623583B2 (fr) * 1987-06-23 1990-04-20 Hutchinson Supports elastiques
FR2617258B1 (fr) * 1987-06-23 1989-11-17 Hutchinson Supports elastiques
FR2728539A1 (fr) * 1994-12-23 1996-06-28 Eurocopter France Dispositif de suspension anti-vibratoire bidirectionnelle pour rotor d'helicoptere
WO2007003345A1 (de) 2005-07-03 2007-01-11 Hermann Tropf Befestigung, die die übertragung von schocks und vibrationen unterdrückt

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1507306A (fr) * 1966-11-17 1967-12-29 Sud Aviation Dispositif de liaison filtrant les vibrations entre un organe vibrant et un support,notamment un rotor et une structure d'hélicoptère
BE790113A (fr) * 1971-10-18 1973-04-13 Textron Inc Dispositif isolateur a l'egard des vibrations dans un helicoptere

Also Published As

Publication number Publication date
JPS5124000A (en) 1976-02-26
CA1015342A (en) 1977-08-09
FR2275696B1 (it) 1979-06-08
AU8149575A (en) 1976-11-25
DE2523599C2 (de) 1984-03-29
DE2523599A1 (de) 1975-12-11
JPS591639B2 (ja) 1984-01-13
GB1498222A (en) 1978-01-18
FR2275696A1 (fr) 1976-01-16

Similar Documents

Publication Publication Date Title
IT1040684B (it) Perfezionamento nelle apparecchiature di navigazione
IT1021980B (it) Perfezionamento nelle maschere per chirurghi
IT1021981B (it) Perfezionamento nelle maschere per chirurghi
IT1034722B (it) Elmetto protettivo perfezionato
IT1026355B (it) Perfezionamento nelle motociclette
IT1035748B (it) Perfezionamento nelle strutture di pala epr elicotteri
IT1028164B (it) Macinacaffe
FI56724B (fi) Axialflaekt med flera skilt justerbara blad
IT1041049B (it) Perfezionamento nelle bambole
IT1008165B (it) Perfezionamento nelle strutture dei caschi di protezione
SE398250B (sv) Skyddsrecke
IT1026458B (it) Perfezionamento nelle composizioni adesive
JPS5139516A (ja) Seikoyosenjotenkazaino seizohoho
IT1029479B (it) Perfezionamento nei rotori per compessori
IT1029926B (it) Perfezionamento nelle termocoppie
IT1035859B (it) Perfezionamento nelle strutture protanti per elicotteri
IT1026166B (it) Perfezionamento nelle pale per elicotteri
IT1049703B (it) Elica
IT1042040B (it) Gioco di aviazione
IT1052554B (it) Perfezionamento nelle stampanti
IT1035167B (it) Perfezionamento nelle punterie per valvole
FI56124C (fi) Skyddshaetta eller hjaelmmask foer anvaendning i arbetsfarlig miljoe
SE409260B (sv) Tyristor
IT1041536B (it) Troncatrice
SE7510700L (sv) Kapsyleringsverktyg