IT1018980B - Perfezionamento negli ammortizza tori idraulici per uso automobilistico - Google Patents
Perfezionamento negli ammortizza tori idraulici per uso automobilisticoInfo
- Publication number
- IT1018980B IT1018980B IT52662/74A IT5266274A IT1018980B IT 1018980 B IT1018980 B IT 1018980B IT 52662/74 A IT52662/74 A IT 52662/74A IT 5266274 A IT5266274 A IT 5266274A IT 1018980 B IT1018980 B IT 1018980B
- Authority
- IT
- Italy
- Prior art keywords
- improvement
- shock absorbers
- hydraulic shock
- automotive use
- automotive
- Prior art date
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
- F16F9/34—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
- F16F9/3207—Constructional features
- F16F9/3214—Constructional features of pistons
-
- 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
- F16F9/3415—Special valve constructions; Shape or construction of throttling passages characterised by comprising plastics, elastomeric or porous elements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US404102A US3889787A (en) | 1973-10-05 | 1973-10-05 | Hydraulic shock absorber unit |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1018980B true IT1018980B (it) | 1977-10-20 |
Family
ID=23598169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52662/74A IT1018980B (it) | 1973-10-05 | 1974-08-20 | Perfezionamento negli ammortizza tori idraulici per uso automobilistico |
Country Status (3)
Country | Link |
---|---|
US (1) | US3889787A (it) |
CA (1) | CA1015377A (it) |
IT (1) | IT1018980B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6319434A (ja) * | 1986-07-10 | 1988-01-27 | Nifco Inc | 伸縮式オイルダンパ− |
DE4423658C2 (de) * | 1994-07-06 | 2000-06-21 | Daimler Chrysler Ag | Hydraulische Servolenkung |
US5921360A (en) * | 1997-06-05 | 1999-07-13 | General Motors Corporation | Digressive damper valve |
US6230858B1 (en) | 1999-08-31 | 2001-05-15 | Delphi Technologies, Inc. | Internally slotted orifice disc for low speed control in automotive dampers |
US6260678B1 (en) * | 1999-08-31 | 2001-07-17 | Delphi Technologies, Inc. | Digressive base valve for automotive damper |
DE10000179A1 (de) * | 2000-01-05 | 2001-07-26 | Krupp Bilstein Gmbh | Zweirohrstoßdämpfer |
CN100493827C (zh) * | 2007-07-20 | 2009-06-03 | 隆昌山川减振器工业有限公司 | 液压减振器压缩阻尼阀底阀分总成的装配工艺 |
WO2013143070A1 (en) * | 2012-03-27 | 2013-10-03 | Beijingwest Industries Co., Ltd. | Hydraulic damper with adjustable rebound valve assembly |
DE102019131319A1 (de) * | 2019-11-20 | 2021-05-20 | Thyssenkrupp Ag | Schwingungsdämpfer und Kraftfahrzeug mit einem solchen Schwingungsdämpfer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1806338A (en) * | 1929-03-21 | 1931-05-19 | Delco Prod Corp | Piston |
US2800981A (en) * | 1954-04-16 | 1957-07-30 | Allinquant Fernand Stanislas | Telescopic hydraulic shock-absorber |
US2997291A (en) * | 1959-02-18 | 1961-08-22 | Gen Motors Corp | Shock absorber |
US3199638A (en) * | 1963-09-16 | 1965-08-10 | Kayaba Industry Co Ltd | Variable volume piston chamber in a shock absorber |
US3724615A (en) * | 1971-02-16 | 1973-04-03 | Gen Motors Corp | Shock absorber with welded piston |
US3751104A (en) * | 1971-07-07 | 1973-08-07 | Q Thompson | Movement control for pickup-mounted vehicle |
US3781943A (en) * | 1972-06-23 | 1974-01-01 | Marlboro Mfg Inc | Hydraulic door closer |
-
1973
- 1973-10-05 US US404102A patent/US3889787A/en not_active Expired - Lifetime
-
1974
- 1974-08-20 IT IT52662/74A patent/IT1018980B/it active
- 1974-09-16 CA CA209,292A patent/CA1015377A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1015377A (en) | 1977-08-09 |
US3889787A (en) | 1975-06-17 |
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