WO2005018958A1 - タイヤホイール組立体及び騒音低減装置 - Google Patents
タイヤホイール組立体及び騒音低減装置 Download PDFInfo
- Publication number
- WO2005018958A1 WO2005018958A1 PCT/JP2004/008735 JP2004008735W WO2005018958A1 WO 2005018958 A1 WO2005018958 A1 WO 2005018958A1 JP 2004008735 W JP2004008735 W JP 2004008735W WO 2005018958 A1 WO2005018958 A1 WO 2005018958A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- shell structure
- tire
- noise reduction
- wheel assembly
- reduction device
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
- B60C17/04—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor utilising additional non-inflatable supports which become load-supporting in emergency
- B60C17/06—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor utilising additional non-inflatable supports which become load-supporting in emergency resilient
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C17/00—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor
- B60C17/04—Tyres characterised by means enabling restricted operation in damaged or deflated condition; Accessories therefor utilising additional non-inflatable supports which become load-supporting in emergency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C19/00—Tyre parts or constructions not otherwise provided for
- B60C19/002—Noise damping elements provided in the tyre structure or attached thereto, e.g. in the tyre interior
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10036—Cushion and pneumatic combined
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10036—Cushion and pneumatic combined
- Y10T152/10045—Metallic spring cushion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10135—Armored
- Y10T152/10171—Casing construction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T152/00—Resilient tires and wheels
- Y10T152/10—Tires, resilient
- Y10T152/10495—Pneumatic tire or inner tube
Definitions
- the present invention relates to a tire-wheel assembly and a noise reduction device used for the same, and more particularly, to a tire-wheel assembly and a noise reduction device capable of effectively reducing cavity resonance.
- Patent Document 1 Japanese Patent Application Publication No. 2001-113902
- a tire-wheel assembly provides a shell structure having a roughened surface having a ten-point average roughness Rz of 0.1 to 5. Omm in at least a part of the surface.
- a noise reduction device including the shell structure is mounted on the rim of the wheel in the cavity of the pneumatic tire, and the height of the shell structure from the rim sheet is set to 10 to 70% of the tire section height. Things.
- the noise reduction device of the present invention is a noise reduction device that is mounted on a rim of a wheel in a cavity of a pneumatic tire, and has a ten-point average roughness Rz of at least a part of the surface. 1-5.
- a noise reduction device including a shell structure provided with a rough surface having a ten-point average roughness Rz of 0.1 to 5. Omm on at least a part of the surface is provided.
- the noise reduction device is mounted on the rim of the wheel in the cavity of the pneumatic tire, and the height of the shell structure from the rim sheet is set to 10 to 70% of the tire cross-section height, thereby reducing cavity resonance noise. It can be reduced effectively. Also, since the noise reduction device does not require any addition to tires and wheels, the noise reduction device can be applied to any tire-wheel assembly and has excellent compatibility.
- the area of the rough surface portion may be 20% or more of the total surface area of the shell structure, and is particularly preferably 40% or more of the total surface area of the shell structure.
- the ten-point average roughness Rz of the rough surface portion is preferably 0.1 to 3. Omm. This further enhances the effect of reducing cavity resonances.
- the rough surface portion can be formed by a physical treatment and a chemical treatment.
- the rough surface portion can be formed by fixing particles on the surface of the shell structure.
- the diameter of the particles should be between 0.1 and 3. Omm.
- the ten-point average roughness Rz is based on JIS B0601 (2001), and the reference length is 50 mm.
- FIG. 1 is a meridian sectional view showing a main part of a tire and wheel assembly according to a first embodiment of the present invention.
- FIG. 2 is a side view showing a main part of a noise reduction device in the tire / wheel assembly of FIG. 1.
- FIG. 3 is a meridian sectional view showing a main part of a tire / wheel assembly according to a second embodiment of the present invention.
- FIG. 4 is a side view showing a main part of a noise reduction device in the tire / wheel assembly of FIG. 3.
- FIG. 5 is a meridian sectional view showing a main part of a tire / wheel assembly according to a third embodiment of the present invention.
- FIG. 6 is a side view showing a main part of the noise reduction device in the tire / wheel assembly of FIG. 5.
- FIG. 7 is a meridian sectional view showing a main part of a tire and wheel assembly according to a fourth embodiment of the present invention.
- FIG. 8 is a side view showing a main part of a noise reduction device in the tire-wheel assembly shown in FIG. 7;
- FIG. 1 shows a main part of a tire-wheel assembly (wheel) according to a first embodiment of the present invention, wherein 1 is a wheel rim, 2 is a pneumatic tire, and 3 is a noise reduction device. .
- the rim 1, the pneumatic tire 2, and the noise reduction device 3 are formed annularly around a wheel rotation axis (not shown).
- the noise reduction device 3 includes a shell structure 4 and a pair of elastic rings 5 and 5 and is mounted on the rim 1 in the cavity of the pneumatic tire 2.
- the shell structure 4 is made of a plate material having a thickness of 0.4-1. Omm, and has an arch-shaped cross-sectional shape in which a pair of convex portions protrude outward in the tire radial direction. If the thickness is less than 0.4 mm, the shape stability will be insufficient, and if it exceeds 1. Omm, the weight will increase more than necessary.
- the height H of the shell structure 4 from the rim sheet is set to 1070% of the tire cross-section height SH. If this height H is less than 10% of the tire cross-section height SH, the noise reduction effect is insufficient, and if it exceeds 70% of the tire cross-section height SH, the shenore structure 4 may come into contact with the tire inner surface during running. . In particular, the height H is preferably 30-50% of the tire section height SH.
- a metal, a resin, or the like can be used as a constituent material of the shell structure 4.
- the metal include steel and aluminum.
- the resin may be either a thermoplastic resin or a thermosetting resin.
- thermoplastic resin examples thereof include resins, polyesters, polyethylenes, polypropylenes, polystyrenes, polyphenylene sulfides, and ABS, and examples of the thermosetting resins include epoxy resins and unsaturated polyester resins.
- the resin may be used alone, or a reinforcing fiber may be blended and used as a fiber reinforced resin.
- the elastic rings 5 are respectively attached to the legs 4b, 4b of the shell structure 4, support the shell structure 4 while abutting on the left and right rim sheets, and also support the shell structure 4 with respect to the rim sheet. It is designed to prevent slippage.
- the thickness of the elastic ring 5 is preferably about 5-10 mm.
- rubber or resin As a constituent material of the elastic ring 5, rubber or resin can be used, and rubber is particularly preferable.
- Rubber includes natural rubber (NR), isoprene rubber (IR), styrene-butadiene rubber (SBR), butadiene rubber (BR), hydrogenated NBR, hydrogenated SBR, ethylene propylene rubber (EPDM, EPM), butyl rubber (IIR ), Acrylic rubber (ACM), chloroprene rubber (CR), silicone rubber, fluorine rubber, and the like.
- additives such as a filler, a vulcanizing agent, a vulcanization accelerator, a softening agent and an antioxidant can be appropriately compounded in these rubbers. And a desired elastic modulus can be obtained based on the compounding of the rubber composition.
- FIG. 2 shows a main part of the noise prevention device. As shown in FIG. 2, a rough surface portion 6 is formed on at least a part of the surface of the shell structure 4.
- the ten-point average roughness Rz of the rough surface part 6 is 0.1-5 Omm.
- the rough surface portion 6 By forming the rough surface portion 6 having an appropriate roughness on the surface of the shell structure 4, sound is diffusely reflected on the surface of the shell structure 4, and as a result, the cavity resonance Can reduce sound.
- the ten-point average roughness Rz of the rough surface portion 6 is out of the above range, the effect of reducing the cavity resonance sound becomes insufficient.
- the rough surface portion 6 can be processed on the surface of the shell structure 4 by pressing, or can be processed on the surface of the shell structure 4 by shot peening or chemical blasting. It may be formed by spraying particles on the surface of the shell structure 4 using a blended paint or the like. In particular, it is most effective to spray hollow particles (microcapsules) made of an elastic material such as a resin on the surface of the shell structure 4. In this case, the effect of reducing cavity resonance noise is enhanced, and an increase in weight can be suppressed. Omm should be selected as the diameter of the particles.
- FIG. 3 shows a main part of a tire-wheel assembly (wheel) according to a second embodiment of the present invention.
- the noise reduction device 13 includes a shell structure 14 and an elastic ring 15 and is mounted on the rim 1 of the wheel in the cavity of the pneumatic tire 2.
- the noise reduction device 13 is formed in an annular shape around a wheel rotation axis (not shown).
- the shell structure 14 includes a connecting plate extending radially inward between the inner ring 14a and the outer ring 14b.
- the elastic rings 15 are attached to both edges of the inner ring 14a of the shell structure 14, respectively, support the shell structure 14 while abutting on the left and right rim sheets, and attach to the rim sheet of the shell structure 14. It prevents slippage.
- the same dimensions and materials as those of the above-described embodiment may be applied to the shell structure 14 and the elastic ring 15.
- FIG. 4 shows a main part of the noise prevention device.
- a rough surface portion 16 having a ten-point average roughness Rz of 0.1 to 5. Omm is formed on at least a part of the surface of the shell structure 14. By forming the rough surface portion 16 having an appropriate roughness on the surface of the shell structure 14, cavity resonance can be reduced.
- FIG. 5 shows a main part of a tire-wheel assembly (wheel) according to a third embodiment of the present invention.
- the noise reduction device 23 is composed of a shell structure 24 which is an annular tube, and is mounted on the rim 1 of the wheel in the cavity of the pneumatic tire 2.
- the inside of the tubular shell structure 24 is filled with air at a predetermined pressure.
- a constituent material of the shell structure 24 rubber or the like can be used.
- These rubbers include natural rubber (NR), isoprene rubber (IR), styrene-butadiene rubber (SBR), butadiene rubber (BR), hydrogenated NBR, hydrogenated SBR, and ethylene propylene rubber (EPDM, EPM) Butyl rubber (IIR), acrylic rubber (ACM), chloroprene rubber (CR), silicone rubber, fluorine rubber and the like.
- NR natural rubber
- IR isoprene rubber
- SBR styrene-butadiene rubber
- BR butadiene rubber
- hydrogenated NBR hydrogenated SBR
- EPDM ethylene propylene rubber
- EPDM ethylene propylene rubber
- IIR butyl rubber
- acrylic rubber ACM
- chloroprene rubber CR
- silicone rubber fluorine rubber and the like.
- additives such as a filler, a vulcanizing agent, a vulcanization accelerator,
- FIG. 7 shows a main part of a tire-wheel assembly (wheel) according to a fourth embodiment of the present invention.
- the noise reduction device 33 includes a shell structure 34 and is mounted on the rim 1 of the wheel within the cavity of the pneumatic tire 2.
- the noise reduction device 33 is formed in an annular shape around a wheel rotation shaft (not shown).
- the shell structure 34 includes a plurality of bent pieces 34a that bend in an L shape toward one side in the tire width direction (the right side in FIG. 7) and the other side in the tire width direction (in FIG. 7, (Left side) and a plurality of bent pieces 34b bent in an L-shape, and these bent pieces 34a and 34b are arranged alternately.
- a metal or a resin can be used as a constituent material of the shell structure 34.
- FIG. 8 shows a main part of the noise prevention device.
- a rough surface portion 36 having a ten-point average roughness Rz of 0.1 to 5. Omm is formed on at least a part of the surface of the shell structure 34.
- Each tire-wheel assembly was mounted on a passenger car with a displacement of 2500 cc at an air pressure of 220 kPa. It was measured. The evaluation results are indicated by indices with the conventional example taken as 100. The smaller the index value is, the smaller the vehicle interior noise is.
- the tire-wheel assemblies of Examples 13 to 13 had low interior noise (cavity resonance sound).
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112004001518T DE112004001518B4 (de) | 2003-08-22 | 2004-06-22 | Reifenradanordnung und Geräuschreduktionsvorrichtung |
| US10/567,380 US7500499B2 (en) | 2003-08-22 | 2004-06-22 | Tire wheel assembly and noise-reducing device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003-298980 | 2003-08-22 | ||
| JP2003298980A JP4339047B2 (ja) | 2003-08-22 | 2003-08-22 | タイヤホイール組立体及び騒音低減装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005018958A1 true WO2005018958A1 (ja) | 2005-03-03 |
Family
ID=34213738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/008735 Ceased WO2005018958A1 (ja) | 2003-08-22 | 2004-06-22 | タイヤホイール組立体及び騒音低減装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7500499B2 (ja) |
| JP (1) | JP4339047B2 (ja) |
| DE (1) | DE112004001518B4 (ja) |
| WO (1) | WO2005018958A1 (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2231768B1 (en) * | 2007-12-28 | 2017-12-06 | Bridgestone Americas Tire Operations, LLC | Silica containing black sidewall compounds and tires comprising same |
| US20100071820A1 (en) * | 2008-09-24 | 2010-03-25 | Bridgestone Americas Tire Operations, Llc | Tire and noise reducer |
| CZ2009748A3 (cs) * | 2009-11-11 | 2011-10-05 | Sithold S.R.O. | Zarízení pro transport vzduchu v pneumatice |
| GB2483255A (en) * | 2010-09-01 | 2012-03-07 | Bentley Motors Ltd | Tyre cavity noise absorber |
| JP5868303B2 (ja) * | 2012-10-16 | 2016-02-24 | 横浜ゴム株式会社 | 空気入りタイヤ |
| FR2999988B1 (fr) * | 2012-12-20 | 2016-11-18 | Michelin & Cie | Ensemble pneumatique-roue a mobilite etendue |
| US9302537B2 (en) | 2013-08-16 | 2016-04-05 | GM Global Technology Operations LLC | Noise suppression device for a wheel assembly |
| US9090128B2 (en) | 2013-08-16 | 2015-07-28 | GM Global Technology Operations LLC | Wheel assembly for a vehicle and a method of manufacturing the wheel assembly |
| US10864782B2 (en) | 2016-09-07 | 2020-12-15 | Bridgestone Americas Tire Operations, Llc | Devices for reducing tire noise |
| DE102016225552A1 (de) * | 2016-12-20 | 2018-06-21 | Continental Reifen Deutschland Gmbh | Fahrzeugluftreifen aufweisend ein Akustikelement |
| CN111086353A (zh) * | 2020-01-25 | 2020-05-01 | 蔡翔 | 一体式轮毂减震降噪结构 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0717222A (ja) * | 1993-07-05 | 1995-01-20 | Bridgestone Corp | 空気入りタイヤ用中子組立体 |
| JPH10297226A (ja) * | 1997-02-24 | 1998-11-10 | Continental Ag | 空気タイヤ付き車輪 |
| JP2002096614A (ja) * | 2000-09-26 | 2002-04-02 | Bridgestone Corp | 安全空気入りタイヤ |
| JP2002166712A (ja) * | 2000-11-29 | 2002-06-11 | Kawasaki Heavy Ind Ltd | 空気入りタイヤ用タイヤフランジ |
| JP2002234304A (ja) * | 2001-02-09 | 2002-08-20 | Bridgestone Corp | 中子付きリムホイール及びタイヤ・リムホイール組立体 |
| JP2003048407A (ja) * | 2001-08-02 | 2003-02-18 | Sumitomo Rubber Ind Ltd | 空気入りタイヤとリムとの組立体 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8405217U1 (de) * | 1984-02-21 | 1985-05-30 | Uniroyal Englebert Reifen GmbH, 5100 Aachen | Fahrzeugrad |
| JPS6418708U (ja) * | 1987-07-25 | 1989-01-30 | ||
| DE4400912A1 (de) * | 1994-01-14 | 1995-07-20 | Continental Ag | Kraftfahrzeugrad |
| JP3695255B2 (ja) * | 1999-10-15 | 2005-09-14 | 三菱自動車工業株式会社 | 車両の車輪構造 |
| US6343635B1 (en) * | 1999-10-22 | 2002-02-05 | Shut-Chen Hsu | Vehicle tire with air circulation arrangement |
| DE10130291C2 (de) * | 2001-06-26 | 2003-10-23 | Continental Ag | Notlaufstützkörper |
| JP2004148928A (ja) * | 2002-10-29 | 2004-05-27 | Bridgestone Corp | 支持体および空気入りランフラットタイヤ |
-
2003
- 2003-08-22 JP JP2003298980A patent/JP4339047B2/ja not_active Expired - Fee Related
-
2004
- 2004-06-22 DE DE112004001518T patent/DE112004001518B4/de not_active Expired - Fee Related
- 2004-06-22 WO PCT/JP2004/008735 patent/WO2005018958A1/ja not_active Ceased
- 2004-06-22 US US10/567,380 patent/US7500499B2/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0717222A (ja) * | 1993-07-05 | 1995-01-20 | Bridgestone Corp | 空気入りタイヤ用中子組立体 |
| JPH10297226A (ja) * | 1997-02-24 | 1998-11-10 | Continental Ag | 空気タイヤ付き車輪 |
| JP2002096614A (ja) * | 2000-09-26 | 2002-04-02 | Bridgestone Corp | 安全空気入りタイヤ |
| JP2002166712A (ja) * | 2000-11-29 | 2002-06-11 | Kawasaki Heavy Ind Ltd | 空気入りタイヤ用タイヤフランジ |
| JP2002234304A (ja) * | 2001-02-09 | 2002-08-20 | Bridgestone Corp | 中子付きリムホイール及びタイヤ・リムホイール組立体 |
| JP2003048407A (ja) * | 2001-08-02 | 2003-02-18 | Sumitomo Rubber Ind Ltd | 空気入りタイヤとリムとの組立体 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20060254685A1 (en) | 2006-11-16 |
| DE112004001518B4 (de) | 2013-08-08 |
| JP2005067361A (ja) | 2005-03-17 |
| DE112004001518T5 (de) | 2006-10-19 |
| US7500499B2 (en) | 2009-03-10 |
| JP4339047B2 (ja) | 2009-10-07 |
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