IT1309693B1 - Ammortizzatore a doppio pistone particolarmente per sospensioni diveicoli - Google Patents

Ammortizzatore a doppio pistone particolarmente per sospensioni diveicoli

Info

Publication number
IT1309693B1
IT1309693B1 IT1999BO000216A ITBO990216A IT1309693B1 IT 1309693 B1 IT1309693 B1 IT 1309693B1 IT 1999BO000216 A IT1999BO000216 A IT 1999BO000216A IT BO990216 A ITBO990216 A IT BO990216A IT 1309693 B1 IT1309693 B1 IT 1309693B1
Authority
IT
Italy
Prior art keywords
shock absorber
double piston
vehicle suspensions
piston shock
absorber particularly
Prior art date
Application number
IT1999BO000216A
Other languages
English (en)
Inventor
Giancarlo Francia
Original Assignee
Paioli Spa
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 Paioli Spa filed Critical Paioli Spa
Priority to IT1999BO000216A priority Critical patent/IT1309693B1/it
Publication of ITBO990216A0 publication Critical patent/ITBO990216A0/it
Priority to EP00107059A priority patent/EP1050696A3/en
Publication of ITBO990216A1 publication Critical patent/ITBO990216A1/it
Application granted granted Critical
Publication of IT1309693B1 publication Critical patent/IT1309693B1/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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
    • F16F9/486—Arrangements for providing different damping effects at different parts of the stroke comprising a pin or stem co-operating with an aperture, e.g. a cylinder-mounted stem co-operating with a hollow piston rod
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/34—Special valve constructions; Shape or construction of throttling passages
    • F16F9/348—Throttling passages in the form of annular discs or other plate-like elements which may or may not have a spring action, operating in opposite directions or singly, e.g. annular discs positioned on top of the valve or piston body
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/44—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction
    • F16F9/46—Means on or in the damper for manual or non-automatic adjustment; such means combined with temperature correction allowing control from a distance, i.e. location of means for control input being remote from site of valves, e.g. on damper external wall
    • F16F9/466—Throttling control, i.e. regulation of flow passage geometry

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
IT1999BO000216A 1999-05-04 1999-05-04 Ammortizzatore a doppio pistone particolarmente per sospensioni diveicoli IT1309693B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT1999BO000216A IT1309693B1 (it) 1999-05-04 1999-05-04 Ammortizzatore a doppio pistone particolarmente per sospensioni diveicoli
EP00107059A EP1050696A3 (en) 1999-05-04 2000-04-04 Twin-piston shock absorber particularly for vehicle suspensions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1999BO000216A IT1309693B1 (it) 1999-05-04 1999-05-04 Ammortizzatore a doppio pistone particolarmente per sospensioni diveicoli

Publications (3)

Publication Number Publication Date
ITBO990216A0 ITBO990216A0 (it) 1999-05-04
ITBO990216A1 ITBO990216A1 (it) 2000-11-04
IT1309693B1 true IT1309693B1 (it) 2002-01-30

Family

ID=11343945

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1999BO000216A IT1309693B1 (it) 1999-05-04 1999-05-04 Ammortizzatore a doppio pistone particolarmente per sospensioni diveicoli

Country Status (2)

Country Link
EP (1) EP1050696A3 (it)
IT (1) IT1309693B1 (it)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2851808B1 (fr) * 2002-10-25 2006-09-29 Amortisseur Donerre Butee hydraulique d'amortisseur pour vehicule, systeme amortisseur et procede d'utilisation
DE10315089A1 (de) * 2003-04-02 2004-10-14 Gustav Magenwirth Gmbh & Co. Hubabhängiges Dämpfungssystem
GB2412954A (en) * 2004-04-08 2005-10-12 Mojo Suspension Hoodoo Ltd A damper for a vehicle suspension system
CA2639822A1 (en) 2007-09-26 2009-03-26 Bombardier Recreational Products Inc. Position sensitive shock absorber
US8627932B2 (en) 2009-01-07 2014-01-14 Fox Factory, Inc. Bypass for a suspension damper
US20120305350A1 (en) * 2011-05-31 2012-12-06 Ericksen Everet O Methods and apparatus for position sensitive suspension damping
US11306798B2 (en) 2008-05-09 2022-04-19 Fox Factory, Inc. Position sensitive suspension damping with an active valve
US9452654B2 (en) 2009-01-07 2016-09-27 Fox Factory, Inc. Method and apparatus for an adjustable damper
US9033122B2 (en) 2009-01-07 2015-05-19 Fox Factory, Inc. Method and apparatus for an adjustable damper
US20100170760A1 (en) 2009-01-07 2010-07-08 John Marking Remotely Operated Bypass for a Suspension Damper
US10047817B2 (en) 2009-01-07 2018-08-14 Fox Factory, Inc. Method and apparatus for an adjustable damper
US10060499B2 (en) 2009-01-07 2018-08-28 Fox Factory, Inc. Method and apparatus for an adjustable damper
US8393446B2 (en) 2008-08-25 2013-03-12 David M Haugen Methods and apparatus for suspension lock out and signal generation
US9140325B2 (en) 2009-03-19 2015-09-22 Fox Factory, Inc. Methods and apparatus for selective spring pre-load adjustment
US9422018B2 (en) 2008-11-25 2016-08-23 Fox Factory, Inc. Seat post
US10036443B2 (en) 2009-03-19 2018-07-31 Fox Factory, Inc. Methods and apparatus for suspension adjustment
US11299233B2 (en) 2009-01-07 2022-04-12 Fox Factory, Inc. Method and apparatus for an adjustable damper
US10821795B2 (en) 2009-01-07 2020-11-03 Fox Factory, Inc. Method and apparatus for an adjustable damper
US9038791B2 (en) 2009-01-07 2015-05-26 Fox Factory, Inc. Compression isolator for a suspension damper
US8936139B2 (en) 2009-03-19 2015-01-20 Fox Factory, Inc. Methods and apparatus for suspension adjustment
US8838335B2 (en) 2011-09-12 2014-09-16 Fox Factory, Inc. Methods and apparatus for suspension set up
US8672106B2 (en) 2009-10-13 2014-03-18 Fox Factory, Inc. Self-regulating suspension
EP2312180B1 (en) 2009-10-13 2019-09-18 Fox Factory, Inc. Apparatus for controlling a fluid damper
US10697514B2 (en) 2010-01-20 2020-06-30 Fox Factory, Inc. Remotely operated bypass for a suspension damper
EP2402239B1 (en) 2010-07-02 2020-09-02 Fox Factory, Inc. Adjustable seat post
DE102011000281B4 (de) 2011-01-21 2014-12-04 Wp Performance Systems Gmbh Teleskopfedergabelbein mit hydraulischem Endanschlag
US11279199B2 (en) 2012-01-25 2022-03-22 Fox Factory, Inc. Suspension damper with by-pass valves
US10330171B2 (en) 2012-05-10 2019-06-25 Fox Factory, Inc. Method and apparatus for an adjustable damper
JP6078635B2 (ja) * 2013-03-28 2017-02-08 日立オートモティブシステムズ株式会社 緩衝器およびこれを用いた車両
GB2526828A (en) * 2014-06-03 2015-12-09 Lama D D Dekani Improvements in dampers
US10737546B2 (en) 2016-04-08 2020-08-11 Fox Factory, Inc. Electronic compression and rebound control

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991863A (en) * 1973-06-22 1976-11-16 Integrated Dynamics Incorporated Metering shock absorber with manual adjustment
US3889994A (en) * 1973-08-23 1975-06-17 Gen Motors Corp Rebound control for energy absorber unit
US3892298A (en) * 1974-02-13 1975-07-01 Leland F Blatt Variable orifice shock absorber
DE3306393C1 (de) * 1983-02-24 1984-07-19 Boge Gmbh, 5208 Eitorf Selbstpumpendes hydropneumatisches Federbein mit innerer Niveauregelung
GB2202921B (en) * 1987-03-31 1991-10-30 Josiah Edward Pitt Damper
DE4103356C1 (en) * 1991-02-05 1992-06-17 Boge Ag, 5208 Eitorf, De Hydraulic vibration damper with valved piston - has control body active face of several, angularly-set, individual faces

Also Published As

Publication number Publication date
ITBO990216A0 (it) 1999-05-04
ITBO990216A1 (it) 2000-11-04
EP1050696A2 (en) 2000-11-08
EP1050696A3 (en) 2002-03-13

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