WO2002016798A1 - Amortisseur de vibrations etanche et commande - Google Patents
Amortisseur de vibrations etanche et commande Download PDFInfo
- Publication number
- WO2002016798A1 WO2002016798A1 PCT/JP2001/005427 JP0105427W WO0216798A1 WO 2002016798 A1 WO2002016798 A1 WO 2002016798A1 JP 0105427 W JP0105427 W JP 0105427W WO 0216798 A1 WO0216798 A1 WO 0216798A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- partition
- orifice
- main
- liquid chamber
- vibration
- 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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/26—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions
- F16F13/264—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for acting dynamically on the walls bounding a working chamber
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- 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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
- F16F13/08—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper
- F16F13/10—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like
- F16F13/105—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper the plastics spring forming at least a part of the wall of the fluid chamber of the damper the wall being at least in part formed by a flexible membrane or the like characterised by features of partitions between two working chambers
Definitions
- the present invention relates to a control type liquid filled type vibration damping device used to support a power unit such as an engine of a vehicle in a vibration damping manner.
- a vibration isolating base made of a rubber-like elastic body, a cylindrical main body fitting connected to the vibration isolating base, and the main body fitting facing the vibration isolating base.
- a first diaphragm attached to the first diaphragm, and a partition disposed between the vibration isolating base and the first diaphragm.
- a main liquid chamber is provided between the partition and the vibration isolating base.
- a first sub-liquid chamber communicating with the main liquid chamber through a first orifice between the partition and the first diaphragm; and a main liquid chamber through a second orifice.
- a switching control type in which a second sub-liquid chamber communicating with the second sub-liquid chamber and an atmospheric pressure and negative pressure switching chamber separated by a second diaphragm from the second sub-liquid chamber is proposed. ing.
- the present invention has been made in view of the above, and provides a control-type liquid-filled vibration damping device that can easily respond to variations and changes in characteristics and can set two orifices in a compact. It is. [Scope of the Invention]
- the present invention provides a vibration-proof base made of a rubber-like elastic body, a tubular main body joined to the vibration-proof base, and a first main body attached to the main body facing the vibration-proof base.
- a liquid-filled type vibration damping device in which the first and second sub liquid chambers are connected to each other by orifices, and has the following configuration to solve the above-mentioned problems.
- a partition main member forming a first orifice connected to the first sub-liquid chamber; and a second main liquid chamber and the sub-liquid chamber combined with the main liquid chamber side of the main partition member.
- a partition member forming a second orifice connected to the liquid chamber, and these are fitted to the main body fitting.
- the first and second orifices have a common inlet and outlet on the main liquid chamber side, and the first orifice is provided by branching off from a part of the passage of the second orifice having a smaller liquid passage resistance. ing.
- the second orifice is used for idle vibration, and the second orifice is used for shake vibration.
- the cross-sectional area that is, the area of the passage cross section is larger than that of the first orifice.
- the second orifice for idle vibration since the cross-sectional area of the second orifice for idle vibration is larger than that of the first orifice for shake vibration, the second orifice exerts a vibration damping effect on idle vibration.
- the first orifice exerts a vibration damping effect with almost no influence of the passage from the entrance to the branch position of the first orifice with respect to the peak vibration.
- a second diaphragm is disposed inside the main liquid chamber side of the main partition member to form a switching chamber capable of switching and introducing atmospheric pressure and negative pressure.
- the peripheral portion of the second diaphragm is pressed by the partition member disposed on the main liquid chamber side of the partition main member, and the second sub liquid chamber is formed between the second diaphragm and the diaphragm.
- partition main member and the c Thereby bounded portions those formed as the second orifice extending circumferentially is preferred by the partition plate member in square section, the introduction of the atmospheric pressure and negative pressure to the switch chamber By the first And the function of the second orifice can be easily switched and controlled.
- the partition main member is provided with a first orifice branch passage opening to the second orifice passage, and a main liquid chamber is provided in a part of the partition plate member. An entrance / exit is opened, and the partition plate member can be combined with the main partition member by adjusting the circumferential position thereof. This makes it easy to adjust the characteristics at the time of assembling and to adjust for characteristic changes, and to obtain stable characteristics.
- FIG. 1 is a longitudinal sectional view showing one embodiment of a control type liquid filled type vibration damping device of the present invention.
- FIG. 2 is an exploded perspective view of each component of the partition unit of the above.
- FIG. 3 is a partially cutaway plan view in which a main partition member and a partition plate member are combined.
- FIG. 4 is a bottom view of the main partition member.
- the anti-vibration base 2 has a substantially truncated cone shape, and the upper end of the small diameter side is the first mounting bracket 3, and the outer periphery of the lower large diameter side is the opening of the main body fitting 1. It is hermetically fixed by vulcanization bonding means. On the lower opening side of the main body fitting 1, a first diaphragm 4 made of a rubber film facing the vibration isolating base 2 and a second mounting fitting 5 covering the outside thereof are formed by caulking means described later.
- the c- shaped first diaphragm 4 fixed in a resealed state has an annular capturing member 41 adhered to the outer peripheral portion by vulcanization.
- the first mounting bracket 3 has a substantially disc shape, and a mounting bolt 31 fixed by a press-fitting means or a welding means is protruded upwardly at the center thereof. It is fixed to the power unit.
- the second mounting member 5 has a substantially cylindrical shape with a bottom, and a flange-shaped opening edge 51 is fixed by caulking together with a later-described partitioning portion 10 at a lower end 1 a of the main body 1. .
- a mounting bolt 53 is protruded downward from the bottom wall 52 of the second mounting bracket 5 by press-fitting means or the like, and is positioned and fixed to the vehicle body side member by the mounting bolt 53. ing.
- An air chamber 6 is formed between the second mounting member 5 and the first diaphragm 4. The air chamber may be connected to the atmosphere or may be an airtight chamber.
- a partition 10 is hermetically fitted to the inner periphery of the main body fitting 1 between the vibration isolating base 2 and the first diaphragm 4 via a seal rubber layer 2 a integrally formed with the vibration isolating base 2. Have been.
- an incompressible liquid such as water or ethylene glycol is sealed in the inner chamber between the vibration-proof base 2 and the first diaphragm 4.
- an incompressible liquid such as water or ethylene glycol is sealed in the inner chamber between the vibration-proof base 2 and the first diaphragm 4.
- a space between the vibration-proof base 2 and the partition 10 is formed as a main liquid chamber 7.
- the space between the partition portions 10 is formed as a first sub liquid chamber 8.
- the partition section 10 has a main liquid chamber 7 side, a second sub-liquid chamber 9, and a large diaphragm in which the second sub-liquid chamber 9 is separated by a second diaphragm 11.
- a switching chamber 12 capable of switching and introducing a pressure and a negative pressure is provided (also, the main liquid chamber 7 and the first and second sub liquid chambers 8, First and second orifices 13 and 14 having different liquid passage resistances are provided to communicate the first and second orifices 9, respectively.
- the first orifice 13 connected to the first sub liquid chamber 8 has a relatively small cross-sectional area
- the second orifice 14 connected to the second sub liquid chamber 9 is the first orifice 14.
- the cross-sectional area of the passage (cross-sectional area in the cross direction of the passage) is set larger than that of the orifice 13, that is, the liquid passage resistance is set smaller.
- the partition portion 10 is composed of a partition main member 15, a partition plate member 16, a partition receiving plate 17 and the like, and has the following configuration. I have.
- the upper and lower surfaces of the circular outer peripheral portion 18, that is, both the main liquid chamber 7 side and the first sub liquid chamber 8 side are formed by combining the partition plate member 16 and the partition receiving plate 17, respectively.
- An orifice 19,29 is formed which forms the first and second orifices 13,14.
- a central portion of the upper surface of the column portion 15b on the main liquid chamber side is concavely curved, and a second diaphragm 11 is attached so as to cover the concave portion '15a,
- a switching chamber 12 is provided between the second diaphragm 11 and the recessed portion 15a.
- a ring-shaped groove 15d and a vertical groove 15e radially connecting the ring-shaped groove 15d are formed in the recessed portion 15a constituting the switching chamber 12, and the second diaphragm 11 is formed in the recessed portion. Even if it touches the 15a side, negative pressure can be maintained.
- the main partitioning member 15 is provided with a passage 21 that passes through the interior of the switching chamber 12 and communicates from the side surface to the outer periphery.
- the passage 21 has an atmospheric pressure and a negative pressure that pass through the main body fitting 1.
- the switching introduction pipe 22 is press-fitted.
- the switching chamber 12 is connected to a switching means (not shown) such as a switching valve which can be connected to either a negative pressure source or an atmospheric pressure source via these passages 21 and the introduction pipe 22. It is connected so that either negative pressure or atmospheric pressure can be introduced by a command signal or the like from the control means.
- the second diaphragm 11 can be switched between a movable state and a non-movable state by controlling the switching of the switching chamber 12 to the negative pressure or the atmospheric pressure. For example, when only the first orifice 13 having a large liquid passage resistance is operated, the movement of the second diaphragm 11 is stopped so that the second orifice 14 having a large cross-sectional area is not operated.
- the partition plate member 1 6 which may be mainly a press molded article of a steel plate or the like, a curved portion 1 6 b concave constituting the wall surface of the second auxiliary liquid chamber 9, Fushimi concave on its periphery
- the partition plate member 16 is press-fitted onto the inner periphery of the main body fitting 1 on the side of the main liquid chamber 7 of the main partition member 15, and is also fitted inside the main liquid chamber 7 of the main partition member 15 and the vibration-proof base 2.
- the annular projection 16a and the upper surface of the central cylindrical portion 15b of the main partition member 15 are held by being held between the peripheral portion of the second diaphragm 11 and the peripheral portion of the second diaphragm 11. Pressing part 1 1a seals.
- the space between the curved portion 16b inside the protruding portion 16a and the diaphragm 11 is defined as the second auxiliary liquid chamber 9, and further outside the outer peripheral portion of the partition main member 15 A portion defined by 18 and a peripheral portion 28 of the partition plate member 16 connects the main liquid chamber 7 and the second sub liquid chamber 9 to a second part having a relatively large sectional area.
- the orifice is 14.
- the cross section of the second orifice 14 is formed by a concave peripheral portion 28 of the partition plate member 16, the outside of the central cylindrical portion 15 b of the main partition member 15, and the outer peripheral portion 18. This is a portion surrounded by the concave portion 19 and the inner periphery of the main body fitting 1, and particularly has a larger orifice cross-sectional area due to the concave portion 19 of the main partition member 15.
- a convex portion 23 is formed on the upper surface side of the outer peripheral portion 18 of the main partition member 15 by leaving a part of the opening end side of the passage 21 in a convex shape.
- the part 23 the part surrounded by the convex part 23, the inner periphery of the main body fitting 1, and the peripheral part 28 of the partition member 16 forms a cross section of the second orifice 14. It has become.
- the first orifice 13 for communicating the main liquid chamber 7 with the first sub liquid chamber 8 has a part of the recess 29 on the lower surface side of the main partition member 15 as described later.
- a continuous flow path is formed by being defined by the plate 17 and the inner peripheral surface of the main body fitting 1, and by defining the remainder of the concave portion 29 by the partition receiving plate 17.
- the first orifice 13 communicates with the main liquid chamber 7 by a branch passage 13 a formed by cutting out a flange-like outer peripheral portion 18 of the main partition member 15.
- the branch passage 13 a is open to the recess 19 at an arbitrary position of the passage of the second orifice 14, particularly at a part of the passage except for a position corresponding to the entrance 26,
- the first orifice 13 is branched from a part of the passage of the second orifice 14. Therefore, the first orifice 13 communicates with the main liquid chamber 7 from the branch passage 13 a through a part of the passage of the second orifice 14 and the entrance 26.
- the first orifice 13 and the second orifice 14 share the inlet / outlet 26 for the main liquid chamber 7.
- the partition receiving plate 17 is a press-formed product made of the same steel plate or the like as the partition plate member 16, and has an opening at the center and is slightly larger in diameter than the partition main member 15.
- the central opening edge 36 is pressed into a concave portion 15 f formed on the lower surface of the central main portion of the main partition member 15.
- the outer peripheral edge 37 extends outward from the main partition member 15 for the orifice. And is fixed so as to cover the concave portion 29 of FIG.
- the partition receiving plate 17 has, in the fixed state, an opening 17 a that matches an arbitrary position in the longitudinal direction of the concave portion 29 a in which the concave portion 29 is folded back,
- the first orifice 13 communicates with the first auxiliary liquid chamber 8.
- a part of the circumference on the large diameter side of the vibration isolation base 2 has an overhang portion 2c reinforced by a part of the main body fitting 1, and the first mounting fitting 3
- a part of the stabilizer 38 fixed by means of nut fastening together is placed above and below the overhang 2c, and has a stopper function to restrict excessive vertical displacement during large displacement. It is provided to fulfill.
- the collar metal 20 is press-fitted into the central cylindrical portion 15 b to form a recess on the upper surface of the partition main member 15.
- a second diaphragm 11 is placed over the portion 15a, and a switching chamber 12 is formed between the diaphragm 11 and the main partition member 15.
- a partition receiving plate 17 is attached to the first sub-liquid chamber 8 side (lower surface side) of the partitioning main member 15 by press-fitting means at the center, and an opening provided in the partition receiving plate 17 is provided.
- the hole 17a is aligned with the extended recess 29a of the orifice recess 29 on the lower surface of the main partition member 15.
- the position of the opening 17a can be adjusted within the range of the length of the concave portion 29a by rotating and adjusting the partition receiving plate 17 in the circumferential direction with respect to the main partition member 15.
- the length of the first orifice 13 can be adjusted.
- the partition plate member is opened from the lower side in the opening state before the lower end portion 1a is caulked to the main body 1 which is integrally vulcanized and bonded to the vibration isolating base 2.
- the outer peripheral edge 37 of the partition receiving plate 17 is brought into contact with a step inside the lower end portion of the main body fitting 1, and after bleeding, the outer peripheral edge 27 of the receiving plate 17 is moved to the first
- the reinforcing member 41 of the diaphragm 4 and the opening edge 5 1 of the second mounting bracket 5 may be swaged and fixed to the lower end 1 a of the main body bracket 1.
- the liquid that has entered the switching chamber 12 can be discharged by removing it from the liquid tank. Further, the switching chamber 12 can be secured by removing the rubber plug inserted into the communication passage 21 before assembly.
- a switching introduction pipe 22 for introducing atmospheric pressure and negative pressure into the switching chamber 12 is press-fitted into a passage 21 provided in an internal partition main member 15 through a main body fitting 1 to assemble.
- control-type liquid-filled vibration isolator A shown in Fig. 1 and equipped with 4, 11 can be assembled and configured.
- the first orifice 13 that connects the main liquid chamber 7 and the first sub liquid chamber 8 is connected to the liquid passage resistance that connects the main liquid chamber 7 and the second sub liquid chamber 9.
- the two orifices 13 and 14 have a common inlet / outlet 26 on the side of the main liquid chamber 7 so that even with a double orifice type vibration isolator, two orifices can be used. It can be configured in a compact manner, and requires a small number of processing steps in manufacturing. Also, with respect to variations in characteristics and changes in characteristics, the position of the main partitioning member 15 and the partition plate member 16 can be adjusted, and the position of the main partitioning member 15 and the partition receiving plate 17 can be adjusted. It can be easily handled by adjusting the position when combining.
- the cross-sectional area of the second orifice 14 for idle vibration is much larger than that of the first orifice 13 for shake vibration.
- the orifice 14 effectively exerts a vibration damping effect, and the first orifice is hardly affected by the passage from the entrance 26 to the branching position of the first orifice 13 with respect to shake vibration. 13 exhibits the vibration damping effect.
- the first orifice is provided by branching off from a part of the passage of the second orifice having a small liquid passage resistance, and the main orifices of both orifices are further provided.
- the common use of the inlet and outlet on the liquid chamber side makes it easy to respond to variations and changes in characteristics, and it is also possible to set two orifices in the compact to reduce manufacturing costs. it can. Therefore, it is preferable to apply the present invention to a control-type liquid-filled type vibration damping device that supports a power unit such as an engine of a vehicle in a vibration damping manner.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Devices Of Dampers And Springs (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE60115100T DE60115100D1 (de) | 2000-08-24 | 2001-06-25 | Geregelter und flüssigkeitsabgedichteter schwingungsdämpfer |
US10/049,476 US6698732B2 (en) | 2000-08-24 | 2001-06-25 | Control type liquid filled vibration isolating device |
EP01941231A EP1367288B1 (en) | 2000-08-24 | 2001-06-25 | Control type liquid sealed vibration control device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000-254148 | 2000-08-24 | ||
JP2000254148A JP4261038B2 (ja) | 2000-08-24 | 2000-08-24 | 制御型液封入式防振装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002016798A1 true WO2002016798A1 (fr) | 2002-02-28 |
Family
ID=18743147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2001/005427 WO2002016798A1 (fr) | 2000-08-24 | 2001-06-25 | Amortisseur de vibrations etanche et commande |
Country Status (5)
Country | Link |
---|---|
US (1) | US6698732B2 (ja) |
EP (1) | EP1367288B1 (ja) |
JP (1) | JP4261038B2 (ja) |
DE (1) | DE60115100D1 (ja) |
WO (1) | WO2002016798A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008032055A (ja) * | 2006-07-26 | 2008-02-14 | Tokai Rubber Ind Ltd | 流体封入式防振装置 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006067849A1 (ja) * | 2004-12-24 | 2006-06-29 | Toyo Tire & Rubber Co., Ltd. | 液封入式防振装置ユニット、及び、液封入式防振装置、車体側ブラケット |
CA2535294A1 (en) * | 2005-02-09 | 2006-08-09 | Hitachi, Ltd. | Heat insulating acoustical structure and carbody shell structure using the same |
JP4513833B2 (ja) * | 2007-07-17 | 2010-07-28 | 株式会社デンソー | 車両用衝突検知装置 |
US9074653B2 (en) * | 2008-10-21 | 2015-07-07 | GM Global Technology Operations LLC | Multistate switchable engine mount and system |
JP5909077B2 (ja) * | 2011-11-08 | 2016-04-26 | 東洋ゴム工業株式会社 | 防振ユニット |
JP5642241B1 (ja) * | 2013-09-20 | 2014-12-17 | 株式会社ブリヂストン | 防振装置 |
JP6393200B2 (ja) * | 2015-01-23 | 2018-09-19 | 山下ゴム株式会社 | 防振装置および緩衝装置 |
DE102015215563B4 (de) * | 2015-08-14 | 2020-02-27 | Audi Ag | Lagerungseinrichtung |
EP3617546A4 (en) * | 2017-04-27 | 2021-01-20 | Bridgestone Corporation | VIBRATION DAMPING DEVICE |
US11320014B2 (en) * | 2018-04-17 | 2022-05-03 | Contitech Vibration Control Gmbh | Articulating element for filtering and damping vibrations and articulating device |
DE102018129504A1 (de) * | 2018-11-22 | 2020-05-28 | Boge Elastmetall Gmbh | Hydraulisch dämpfendes, schaltbares Aggregatlager mit in der Kanalscheibe integrierter Schaltvorrichtung |
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US4630808A (en) * | 1983-12-28 | 1986-12-23 | Bridgestone Corporation | Vibration isolating devices |
DE4121939A1 (de) * | 1991-07-03 | 1993-01-07 | Audi Ag | Hydraulisch gedaempftes gummilager |
JPH11173372A (ja) * | 1997-12-12 | 1999-06-29 | Toyo Tire & Rubber Co Ltd | 制御型の液封入式防振装置 |
JP2000205328A (ja) * | 1999-01-08 | 2000-07-25 | Toyo Tire & Rubber Co Ltd | 切替型液封入式防振装置 |
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JPH0689803B2 (ja) * | 1990-06-26 | 1994-11-14 | 東海ゴム工業株式会社 | 流体封入式マウント装置 |
JPH04101834U (ja) * | 1991-02-14 | 1992-09-02 | 東海ゴム工業株式会社 | 負圧制御式の流体封入型マウント装置 |
JPH04262138A (ja) * | 1991-02-14 | 1992-09-17 | Tokai Rubber Ind Ltd | 流体封入式マウント装置 |
JP2884804B2 (ja) * | 1991-03-04 | 1999-04-19 | 東海ゴム工業株式会社 | 流体封入式マウント装置 |
JP2924244B2 (ja) * | 1991-03-04 | 1999-07-26 | 東海ゴム工業株式会社 | 流体封入式マウント装置 |
JPH04110244U (ja) * | 1991-03-14 | 1992-09-24 | 東海ゴム工業株式会社 | 流体封入式マウント装置 |
JP2924317B2 (ja) * | 1991-06-18 | 1999-07-26 | 東海ゴム工業株式会社 | 流体封入式マウント装置 |
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JP3608035B2 (ja) * | 1999-09-10 | 2005-01-05 | 東洋ゴム工業株式会社 | 切替制御型の液封入式防振装置 |
US6412760B2 (en) * | 1999-12-27 | 2002-07-02 | Toyoda Gosei Co., Ltd. | Liquid-filled type vibration isolator |
JP2002031184A (ja) * | 2000-07-14 | 2002-01-31 | Tokai Rubber Ind Ltd | 流体封入式防振装置 |
JP2002081491A (ja) * | 2000-09-08 | 2002-03-22 | Tokai Rubber Ind Ltd | 液体封入式防振装置 |
-
2000
- 2000-08-24 JP JP2000254148A patent/JP4261038B2/ja not_active Expired - Lifetime
-
2001
- 2001-06-25 DE DE60115100T patent/DE60115100D1/de not_active Expired - Lifetime
- 2001-06-25 EP EP01941231A patent/EP1367288B1/en not_active Expired - Lifetime
- 2001-06-25 WO PCT/JP2001/005427 patent/WO2002016798A1/ja active IP Right Grant
- 2001-06-25 US US10/049,476 patent/US6698732B2/en not_active Expired - Lifetime
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US4630808A (en) * | 1983-12-28 | 1986-12-23 | Bridgestone Corporation | Vibration isolating devices |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008032055A (ja) * | 2006-07-26 | 2008-02-14 | Tokai Rubber Ind Ltd | 流体封入式防振装置 |
US8132796B2 (en) | 2006-07-26 | 2012-03-13 | Tokai Rubber Industries, Ltd. | Fluid filled type vibration damping device |
Also Published As
Publication number | Publication date |
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EP1367288A4 (en) | 2004-11-17 |
US6698732B2 (en) | 2004-03-02 |
JP2002070928A (ja) | 2002-03-08 |
EP1367288B1 (en) | 2005-11-16 |
JP4261038B2 (ja) | 2009-04-30 |
DE60115100D1 (de) | 2005-12-22 |
EP1367288A1 (en) | 2003-12-03 |
US20020149144A1 (en) | 2002-10-17 |
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