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1. 发明专利

JP2007278517A Pressure pulsation absorbing device 审中-公开
标题翻译：压力泵吸收装置
公开(公告)号：JP2007278517A
公开(公告)日：2007-10-25
申请号：JP2007166586
申请日：2007-06-25
申请人： Kobe Steel Ltd , Kobelco Contstruction Machinery Ltd , コベルコ建機株式会社 , 株式会社神戸製鋼所
发明人： KIMURA YASUMASA , TANAKA TOSHIMITSU , UEDA KAZUHIRO , NAKAJIMA HAJIME
IPC分类号： F16L55/04
摘要： PROBLEM TO BE SOLVED: To improve durability by suppressing deterioration of pulsation absorbing performance due to the time degradation of material while assuring a high pulsation absorbing effect. SOLUTION: A side branch 4 is provided so as to branch off a main pipe 2 of a hydraulic circuit. A pulsation absorber 6 is configured by filling the whole of the side branch 4 with a porous material 5. The pressure pulsation is damped by the viscous resistance when pressurized liquid passes through the continuous pores in the pulsation absorber 6. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：解决的问题：通过抑制由于材料的时间劣化而导致的脉动吸收性能的劣化同时确保高的脉动吸收效果来提高耐久性。解决方案：侧分支4设置成从液压回路的主管2分支。脉动吸收器6通过用多孔材料5填充整个侧分支4而构成。当加压液体通过脉动吸收器6中的连续孔时，压力脉动被粘性阻力阻尼。版权所有（ C）2008，JPO＆INPIT

2. 发明专利

JP2006208617A Double-wall structure 有权
标题翻译：双层结构
公开(公告)号：JP2006208617A
公开(公告)日：2006-08-10
申请号：JP2005019017
申请日：2005-01-27
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： TSUGIBASHI KAZUKI , TANAKA TOSHIMITSU , UEDA HIROKI
IPC分类号： G10K11/16 , B32B3/26 , B60J5/00 , B62D25/10
CPC分类号： B60J5/0418 , B60R13/08 , B60R13/0815 , G10K11/172
摘要： PROBLEM TO BE SOLVED: To provide a double-wall structure which can improve sound insulation by reducing the sound transmissivity and can be used in doors, hoods, or trunk lids of cars.
SOLUTION: In this double-wall structure 1, an internal space 4 is formed between boards 2, 3 facing each other and is closed partially or completely, and microporous partitions 13 having a number of micropores 8 are arranged between the boards 2, 3 facing each other. Air layers A are interposed between the microporous partitions 13 and circumferential members (sideboards) 5 of the double-wall structure 1.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种双壁结构，其可以通过降低声音透射率来改善隔音性，并且可以用于汽车的门，罩或行李箱盖中。解决方案：在这种双壁结构1中，在彼此面对的板2,3之间形成内部空间4，并且部分地或完全地封闭，并且具有多个微孔8的微孔隔板13布置在板2之间，3面对面。空气层A插入在双壁结构1的微孔隔板13和周向构件（侧板）5之间。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2006099025A Double wall structure 有权
标题翻译：双层结构
公开(公告)号：JP2006099025A
公开(公告)日：2006-04-13
申请号：JP2004300306
申请日：2004-10-14
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： UEDA HIROKI , TSUGIBASHI KAZUKI , TANAKA TOSHIMITSU
IPC分类号： G10K11/16
摘要： PROBLEM TO BE SOLVED: To obtain a double wall structure of a door, a hood or a trunk lid as parts used to form an automobile so that sound insulation property can be improved by reducing the transmission of sound.
SOLUTION: In the double wall structure so that an internal space 4 is formed between plate-like bodies 2 and 3 opposed to each other, and the internal space 4 is closed, one or a plurality of sound absorbing materials 6 reducing particle speed of air are installed at or near a position where the particle speed of the air is maximum in the internal space 4. A porous body, a plate-like body, a foil-like body or a film-like body (including those having a large number of through holes) can be adopted as the sound absorbing material 6. The sound absorbing material 6 is brought into contact with at least either of excitation side or radiation side plate-like body from among the plate-like bodies 2 and 3 opposed to each other.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了获得作为用于形成汽车的部件的门，发动机罩或行李箱盖的双层壁结构，通过降低声音的传播可以提高隔音性能。解决方案：在双壁结构中，在彼此相对的板状体2和3之间形成内部空间4，并且内部空间4闭合，一个或多个吸声材料6还原颗粒空气的速度安装在内部空间4中空气的粒子速度最大的位置处或附近。多孔体，板状体，箔状体或膜状体（包括具有可以采用大量的通孔）作为吸音材料6.吸音材料6与板状体2和3中的激发侧或辐射侧板状体中的至少任一个接触相互对立版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2006085184A Porous soundproof structure and method of manufacturing the same 审中-公开
标题翻译：多孔声波防护结构及其制造方法
公开(公告)号：JP2006085184A
公开(公告)日：2006-03-30
申请号：JP2005289967
申请日：2005-10-03
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： UEDA HIROKI , YAMAGIWA ICHIRO , TANAKA TOSHIMITSU , UTSUNO HIDEO , SUGIMOTO AKIO , SAKATANI SUSUMU
IPC分类号： G10K11/172 , E04B1/86
摘要： PROBLEM TO BE SOLVED: To provide a porous soundproof structure that surely exhibits full sound absorbing performance over a wide frequency bandwidth, and to provide a manufacturing method therefor.
SOLUTION: This structure is formed by facingly arranging an external plate 1 and an internal plate 2, having a many through-holes 2a. The internal plate 2 is so set that its board thickness, hole diameter and opening rate satisfy design conditions so as to give rise to viscous effect in the air that flows in through-holes 2a. The setting conditions are so set that the frequency bandwidth for attaining an absorption coefficient of ≥0.3 and ≥10% with respect to the resonance frequency.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种在宽频带宽上确实呈现完全吸声性能的多孔隔音结构，并提供其制造方法。解决方案：该结构通过面对布置具有许多通孔2a的外部板1和内部板2而形成。内板2被设定为其板厚度，孔径和开口率满足设计条件，从而在流过通孔2a的空气中产生粘性效应。设定条件被设定为相对于共振频率获得≥0.3和≥10％的吸收系数的频率带宽。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2005338795A Porous sound absorbing structure 有权
标题翻译：多孔声吸收结构
公开(公告)号：JP2005338795A
公开(公告)日：2005-12-08
申请号：JP2005117761
申请日：2005-04-15
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YAMAGUCHI ZENZO , TANAKA TOSHIMITSU , YAMAGIWA ICHIRO , UEDA HIROKI , YOSHIKAWA EIICHIRO , SUZUKI TETSUO , HINO MITSUO
IPC分类号： B32B3/24 , G10K11/172
摘要： PROBLEM TO BE SOLVED: To suppress the lowering of sound absorbing performance in a wide frequency band.
SOLUTION: The porous sound absorbing structure 10 comprises an external plate 1 and a closing plate 2. Also, an internal plate 3 is disposed between the external plate 1 and the closing plate 2 through air layers 4 and 5, and the external plate 1, the internal plate 3, and the closing plate 2 are disposed oppositely to each other. A large number of through holes 1a and 3a are formed in the external plate 1 and the internal plate 3. The internal plate 3 is set so that a plate thickness t2 and the diameter ϕ2 and opening rate β2 of the through holes 3a can have viscous effect on the air flowing in the through holes 3a. The opening rate β1 of the through holes 1a in the external plate 1 is set to more than 3% to ≤50%.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了抑制在宽频带中的吸音性能的降低。解决方案：多孔吸音结构10包括外板1和封闭板2.而且，内板3通过空气层4和5设置在外板1和封闭板2之间，外部板板1，内板3和封闭板2彼此相对设置。在外板1和内板3中形成有大量的通孔1a和3a。内板3被设定为使得通孔3a的板厚度t2和直径φ2以及开口率β2可以具有粘性对在通孔3a中流动的空气的影响。外板1中的通孔1a的开口率β1设定为大于3％至≤50％。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005134653A Sound absorbing structure 审中-公开
标题翻译：声吸收结构
公开(公告)号：JP2005134653A
公开(公告)日：2005-05-26
申请号：JP2003370734
申请日：2003-10-30
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YAMAGIWA ICHIRO , YAMAGUCHI ZENZO , TANAKA TOSHIMITSU , UEDA HIROKI
IPC分类号： E04B1/86 , F16F15/02 , G10K11/16
CPC分类号： G10K11/168 , F16F15/02
摘要： PROBLEM TO BE SOLVED: To provide a sound absorbing structure capable of realizing high sound absorption performance in a broad frequency band and also sound absorption performance in an arbitrary frequency.
SOLUTION: In a sound absorbing structure in which vibration of a plate like body 1 is utilized, this sound absorbing structure consists of the plate like body 1, vibration damping members 2 which are provided at least on one face of the plate like body 1 and attachment parts (ribs) 3 which are provided on anti-plate like body 1 sides of the vibration damping members 2.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供能够在宽频带中实现高吸音性能的吸音结构以及任意频率的吸声性能。解决方案：在使用板状体1的振动的吸音结构中，该吸音结构由平板状体1，减振构件2，板状体1至少设置在板状体1的至少一个面上主体1和设置在减震构件2的防板状体1侧的附接部件（肋）3。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2005098566A Noise absorbing duct type silencer and manufacturing method thereof 审中-公开
标题翻译：噪声吸收式防水型及其制造方法
公开(公告)号：JP2005098566A
公开(公告)日：2005-04-14
申请号：JP2003331134
申请日：2003-09-24
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： KINOSHITA SHINICHI , TANAKA TOSHIMITSU , FUJINAMI GEN , YOSHIMURA TOSHIO
IPC分类号： F01N1/00 , F01N1/04 , F24F13/02 , G10K11/16
摘要： PROBLEM TO BE SOLVED: To sufficiently reduce the air noise to be generated when gas passes through inside a duct.
SOLUTION: This noise absorbing duct type silencer is provided with a tubular framework 4 for taking the gas inside for circulation from a suction opening and for discharging it from a blow-out opening, a noise absorbing member 3 arranged to be brought in contact with the air flowing inside a case to absorb the noise transmitted in the gas, and a smoothing material 6 provided in a circulating flow generative area, wherein a circulation flow is generated when the gas passes through, to reduce the generation of air noise due to the circulating flow.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：充分减少当气体通过管道内时产生的空气噪声。解决方案：该噪声吸收管型消声器设置有管状框架4，用于将吸入口内的气体从吸入口循环并从吹出口排出;噪声吸收构件3，被配置成与在壳体内流动的空气接触以吸收在气体中传播的噪声，以及设置在循环流动产生区域中的平滑材料6，其中当气体通过时产生循环流，以减少由于气体通过而产生的空气噪声到循环流。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2005018042A Porous sound insulating structure body 有权
标题翻译：多声道绝缘结构体
公开(公告)号：JP2005018042A
公开(公告)日：2005-01-20
申请号：JP2004155974
申请日：2004-05-26
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： YAMAGIWA ICHIRO , TANAKA TOSHIMITSU
IPC分类号： E04B1/86 , G10K11/16
摘要： PROBLEM TO BE SOLVED: To display high sound insulation effect in a relatively wide frequency range against a low-frequency sound. SOLUTION: An external member 1 and an internal member 2 are arranged opposite each other across an air layer 3. The internal member 2 has a plurality of through holes 2a, and the thickness (t) of a through-hole 2a part, and the diameter ψ and aperture rate of the through holes 2a are so set that air passing through the through holes 2a has viscous attenuating operation for a sound of ≤30 Hz. The aperture rate of the through holes is preferably ≤80 mm, more preferably ≥3mm, and much more preferably ≤0.5%. The thickness of the through-hole 2a part is preferably ≥5 mm. The internal member 2 may be in a variety of shapes, two or more internal members 2 many be provided, and further internal members in various shapes may be combined. The length of the range where the through holes 2a of the internal member are formed is preferably a half as large as the wavelength of the sound to be insulated and the thickness of the air layer 3 is preferably ≤1/2 time as large as the wavelength of the sound to be insulated or an integral multiple of a half wavelength. This length can be set by providing a connecting member to partition the air layer 3. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：在相对宽的频率范围内针对低频声音显示高隔音效果。解决方案：外部构件1和内部构件2跨越空气层3彼此相对布置。内部构件2具有多个通孔2a，并且通孔2a部分的厚度（t），并且通孔2a的直径ψ和开口率被设定为使得通过通孔2a的空气具有对于≤30Hz的声音的粘性衰减操作。通孔的开口率优选为≤80mm，更优选为≥3mm，更优选为≤0.5％。通孔2a部分的厚度优选为≥5mm。内部构件2可以是各种形状，可以设置两个或多个内部构件2，并且可以组合各种形状的其他内部构件。形成内部构件的通孔2a的范围的长度优选为要被绝缘的声音的波长的一半，并且空气层3的厚度优选为≤1/ 2倍要被绝缘的声音的波长或半波长的整数倍。该长度可以通过提供连接构件来分配空气层3来设定。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2007302243A Double wall structure with frame body 有权
标题翻译：双框架结构与框架体
公开(公告)号：JP2007302243A
公开(公告)日：2007-11-22
申请号：JP2007180118
申请日：2007-07-09
申请人： Kobe Steel Ltd , 株式会社神戸製鋼所
发明人： TSUGIBASHI KAZUKI , TANAKA TOSHIMITSU , UEDA HIROKI
IPC分类号： B60R13/08 , G10K11/16
摘要： PROBLEM TO BE SOLVED: To provide a double wall structure with a frame body capable of suppressing any increase of the acoustic transmission to specified frequencies and consistently demonstrating the noise insulation performance for the specified frequencies.
SOLUTION: The double wall structure 1 is formed by imagining a door as a part of a passenger car. This double wall structure 1 has plate bodies 2, 3 which are arranged parallel to each other, and opposite to each other with a predetermined distance therebetween. The plate bodies 2, 3 are constituted in a rectangular shape which is slightly longer in one direction. An internal space 4 is formed between the two plate bodies 2, 3 opposite to each other. A side plate 5 is provided so as to connect the plate bodies 2, 3 to each other, and the internal space 4 is substantially closed thereby. A closed space structure 6 having a perforated surface 6a in one surface of a parallelopiped body is provided at the position where the sound pressure in the internal space 4 is increased.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有框体的双壁结构，其能够抑制声传播到指定频率的任何增加，并且一致地显示指定频率的隔音性能。解决方案：通过将门作为乘用车的一部分想象形成双层壁结构1。该双壁结构体1具有彼此平行配置并且彼此相对且间隔预定距离的板体2,3。板体2,3构成为在一个方向稍长的矩形形状。在彼此相对的两个板体2,3之间形成有内部空间4。侧板5设置成将板体2,3彼此连接，内部空间4基本上被封闭。在内部空间4中的声压增加的位置处设置有在平行六面体的一个表面中具有穿孔表面6a的封闭空间结构6。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007278516A Pressure pulsation absorbing device 审中-公开
标题翻译：压力泵吸收装置
公开(公告)号：JP2007278516A
公开(公告)日：2007-10-25
申请号：JP2007166585
申请日：2007-06-25
申请人： Kobe Steel Ltd , Kobelco Contstruction Machinery Ltd , コベルコ建機株式会社 , 株式会社神戸製鋼所
发明人： KIMURA YASUMASA , TANAKA TOSHIMITSU , UEDA KAZUHIRO , NAKAJIMA HAJIME
IPC分类号： F16L55/04
摘要： PROBLEM TO BE SOLVED: To achieve a high pulsation absorbing effect while improving durability by suppressing deterioration in a pulsation absorbing function due to the degradation of material.
SOLUTION: A pulsation absorbing body 17 is configured such that an expansion chamber 15 having a cross sectional area larger than that of a main pipe 2 is arranged at an L-shaped bent portion in a hydraulic circuit in the state that a part of the passage of the main pipe 2 is composed of one end portion of the expansion chamber 15, and a porous material for damping the pressure pulsation by the viscous resistance in its continuous pores is arranged in the expansion chamber 15.
COPYRIGHT: (C)2008,JPO&INPIT

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