WO2012096235A1 - ダンパー装置 - Google Patents
ダンパー装置 Download PDFInfo
- Publication number
- WO2012096235A1 WO2012096235A1 PCT/JP2012/050197 JP2012050197W WO2012096235A1 WO 2012096235 A1 WO2012096235 A1 WO 2012096235A1 JP 2012050197 W JP2012050197 W JP 2012050197W WO 2012096235 A1 WO2012096235 A1 WO 2012096235A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- inner part
- cylinder
- circumferential groove
- peripheral wall
- seal ring
- Prior art date
Links
Images
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
- F16F9/10—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using liquid only; using a fluid of which the nature is immaterial
- F16F9/12—Devices with one or more rotary vanes turning in the fluid any throttling effect being immaterial, i.e. damping by viscous shear effect only
-
- 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
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/369—Sealings for elements other than pistons or piston rods, e.g. valves
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/18—Sealings between relatively-moving surfaces with stuffing-boxes for elastic or plastic packings
Definitions
- the present invention relates to a damper device comprising an inner part, an outer part that enables rotation or relative rotation of the inner part and is combined therewith, and a viscous fluid that provides resistance to the rotation or relative rotation. Regarding improvements.
- a damper having a cylindrical rotor rotatably accommodated in a case having an annular space, and providing a resistance to rotation of the rotor by a viscous fluid filled in the annular space. are disclosed in Patent Document 1 and Patent Document 2.
- the damper of Patent Document 2 requires a cap to hold down the O-ring that seals between the outside of the rotor and the case, and the seal portion by the O-ring in the rotor has a structure that can minimize the outer diameter of the damper. Not.
- the main problem to be solved by the present invention is that this kind of damper device leaks viscous fluid filled while minimizing its outer diameter without increasing the number of parts or complicating the structure. It is in the point which provides the function to prevent effectively.
- the damper device has an inner part having a cylindrical shape and an attachment part to one object,
- the inner part has an outer peripheral wall, an inner peripheral wall, and a bottom wall, and the inner part can be rotatably or relatively rotated from one end side of the cylinder through the introduction opening opposite to the bottom wall side by these walls.
- An outer part having a bottomed annular space and an attachment to the other object;
- a viscous fluid that fills the annular space and imparts resistance to the rotation or relative rotation of the inner part accompanying the movement or relative movement of the one object;
- Around the outside of the inner part is formed a circumferential groove into which an outer seal ring is fitted,
- a circumferential stepped surface is formed which is positioned closer to the one end of the cylinder than the circumferential groove and positions the inner seal ring.
- the depth of the circumferential groove is approximately half the thickness of the inner part at the location where the circumferential groove is formed.
- the outer seal ring is fitted in the circumferential groove of the inner part, the inner seal ring is placed inside the inner part, and the annular space of the outer part is filled with the viscous fluid.
- the inner seal ring seals between the inner part inner surface and the inner peripheral wall until the outer seal ring seals between the outer surface of the inner part and the outer peripheral wall. Air in the annular space can be deaerated from between the outer surface of the inner part and the outer peripheral wall, and the viscous fluid leaks to the outside during this combination, in particular, the inner surface of the inner part and the inner peripheral wall Leakage from between the two can be effectively prevented.
- the formation position of the circumferential groove and the formation position of the circumferential step surface are shifted in the direction of the central axis of rotation of the inner part or relative rotation, and the depth of the circumferential groove is the formation position of the circumferential groove. Therefore, the outer diameter of the damper device at the seal point between the inner part and the outer part can be minimized.
- the distance between the circumferential groove and the circumferential step surface should be approximately equal to the thickness of the outer seal ring and the inner seal ring.
- the dimensions of the damper device in the central axis direction can be minimized.
- the inner cylindrical portion forming the inner circumferential wall of the outer part has a length for positioning the inner circumferential wall inside the circumferential groove of the inner part, the inner circumferential wall of the outer part Since the inner part is supported in a wide range in the direction of the central axis of rotation, the inner part can be rotated or relatively rotated around the central axis with little blurring, and between the inner peripheral wall and the outer peripheral wall. Thus, the outer seal ring firmly fitted in the circumferential groove can be clamped to make the sealed state by the outer seal ring more stable.
- the engagement is engaged with the engaged portion formed on the introduction opening side of the outer peripheral wall of the outer part at the position where the inner part is fully inserted into the annular space of the outer part on the other end side of the cylinder of the inner part. If the inner cylinder part that forms the inner peripheral wall of the outer part is provided with a length for positioning the inner peripheral wall inward of the engaging part of the inner part, The inner cylinder portion can create a state in which the engagement between the engaging portion and the engaged portion is more difficult to be released.
- an abutting portion that abuts against the cylinder end of the inner cylinder portion that forms the inner peripheral wall of the outer part at the position where the inner part is fully inserted into the annular space of the outer part is formed on the other end side of the cylinder of the inner part. Then, simply combining the inner part and the outer part allows the combined state to be as designed.
- the damper device can be provided with a function of effectively preventing leakage of the viscous fluid to be filled while minimizing its outer diameter.
- FIG. 1 is a perspective view of a damper device according to an embodiment of the present invention.
- FIG. 2 is an exploded perspective view of the damper device of FIG.
- FIG. 3 is a side view of the damper device of FIG.
- FIG. 4 is a plan view of the damper device of FIG.
- FIG. 5 is a cross-sectional view taken along the line AA in FIG. 6 is a cross-sectional view taken along the line BB in FIG.
- FIG. 7 is a cross-sectional configuration diagram showing a state in the middle of combining the inner part with the outer part in the damper device according to the embodiment of the present invention.
- the damper device provides resistance to the inner part 1, the outer part 2 that is capable of rotating or relative rotation of the inner part 1, and the rotation or relative rotation. It comprises a viscous fluid 3 and is called a so-called rotary damper or rotary damper.
- the inner part 1 and the outer part 2 are typically made of a synthetic resin material.
- the inner part 1 includes a mounting portion 10 for one object (not shown), and the outer part 2 includes a mounting portion 20 for the other object (not shown). Then, when the inner part 1 rotates or relatively rotates due to the movement or relative movement of the one object, the damper device gives resistance to the viscous fluid 3 to the movable or relative movement of the one object. It is used so that a constant braking force is applied to the relative movement.
- the inner part 1 has a cylindrical shape with both ends of the cylinder open.
- the inner part 1 is stored in an annular space 25 described later of the outer part 2 from the cylinder end 11 side.
- convex portions 10 a projecting outward in the direction along the tube axis direction are formed on both sides in the diameter direction across the tube port.
- the outer part 2 has an inner peripheral wall 21a and an outer peripheral wall 22a by an inner cylindrical portion 21 and an outer cylindrical portion 22 that are both cylindrical, and an annular space 25 is formed between the two.
- a rib 20a extending along the cylinder axis direction is provided at one place on the outer surface of the wall 22a.
- the inner part 1 is inserted into a recess (not shown) formed in the one object in a state where a shaft (not shown) that combines the one object and the other object so as to be rotatable is inserted inside the inner part 1.
- the convex portion 10a is fitted and attached to the one object, and is rotated together with the one object around the axis along with the rotation or relative rotation of the one object around the axis. It is designed to rotate relatively.
- the outer part 2 is integrated with the other object side by fitting the rib 20a into a recess (not shown) formed in the other object. That is, in the illustrated example, the convex portion 10a of the inner part 1 functions as the attachment portion 10 to one object, and the rib 20a of the outer part 2 functions as the attachment portion 20 to the other object. .
- the outer part 2 has the inner peripheral wall 21a, the outer peripheral wall 22a, and the bottom wall 23a, and the inner part 1 is inserted into the inner part 1 from the introduction opening 24 opposite to the bottom wall 23a side by these walls 21a, 22a, and 23a.
- a bottomed annular space 25 is provided that can be rotatably or relatively rotated from the cylinder end 11 side.
- the bottom wall 23 a is formed by a bottom plate 23 that extends between a cylinder end 21 b of the inner cylinder portion 21 and a cylinder end 22 b of the outer cylinder portion 22.
- the viscous fluid 3 fills the annular space 25 and gives resistance to the rotation or relative rotation of the inner part 1 accompanying the movement or relative movement of the one object.
- the viscous fluid 3 is not shown in each drawing other than FIG. 7.
- the viscous fluid 3 typically, silicon oil or grease oil can be used. That is, a space slightly larger than the thickness of the inner part 1 is formed between the outer circumferential wall 22a and the inner circumferential wall 21a.
- a circumferential groove 13 into which the outer seal ring 4 is fitted is formed on the outer side of the inner part 1, and the inner part 1 is located on the cylinder end 11 side with respect to the circumferential groove 13.
- a circumferential step surface 14 for positioning the inner seal ring 5 is formed.
- a circumferential groove 13 is formed on the other end 12 side of the inner part 1 so as to have a slight gap between the other end 12.
- the depth of the circumferential groove 13 is approximately half the thickness of the inner part 1 at the location where the circumferential groove 13 is formed, and is slightly smaller than the thickness of the outer seal ring 4.
- the thickness of the inner part 1 is substantially equal to the depth of the circumferential groove 13 from the cylinder end 11 to a position slightly ahead of the formation position of the circulation groove 13, and from this position to the other end 12 of the cylinder. It is approximately twice the depth of the circumferential groove 13.
- the outer surface 15 of the inner part 1 is formed without a step from the tube end 11 to the tube other end 12, and therefore, a circumferential step surface 14 facing the tube end 11 side is formed at the position where the thickness changes. Yes.
- the inner diameter of the inner part 1 between the circumferential step surface 14 and the cylinder end 11 is substantially equal to the outer diameter of the inner seal ring 5.
- the inner diameter of the inner seal ring 5 is slightly smaller than the outer diameter of the inner cylindrical portion 21 forming the inner peripheral wall 21a of the outer part 2 on the cylinder other end 21c side.
- the outer seal ring 4 is fitted in the circumferential groove 13 of the inner part 1, the inner seal ring 5 is accommodated inside the inner part 1, and the outer part 2
- the inner seal ring 5 causes the inner surface 16 and the inner circumferential wall 21a to Until the outer seal ring 4 seals between the outer surface 15 of the inner part 1 and the outer peripheral wall 22a, the air in the annular space 25 is supplied to the outer surface 15 of the inner part 1 and the outer peripheral wall.
- the viscous fluid 3 leaks to the outside during the combination, in particular the inner It is possible to effectively prevent leakage from between the inner surface 16 and the inner circumferential wall 21a of the over tool 1.
- the formation position of the circumferential groove 13 and the formation position of the circumferential step surface 14 are misaligned in the direction along the central axis x (FIG. 6) of rotation of the inner part 1 or relative rotation, and the circumferential groove. Since the depth of 13 is approximately half the thickness of the inner part 1 at the location where the circumferential groove 13 is formed, the outer diameter of the damper device at the seal location between the inner part 1 and the outer part 2 Can be minimized.
- the distance between the circumferential groove 13 and the circumferential step surface 14 in the direction along the central axis x of the rotation or relative rotation of the inner part 1 is the outer seal.
- the thickness of the ring 4 and the inner seal ring 5 is substantially equal. Thereby, in this embodiment, the dimension of the damper device in the direction along the central axis x is also minimized.
- the inner cylinder part 21 which forms the inner peripheral wall 21a of the outer part 2 has a length for positioning the inner peripheral wall 21a inside the peripheral groove 13 of the inner part 1.
- the outer diameter of the inner cylinder portion 21 is substantially equal to the inner diameter of the inner part 1 on the cylinder end 11 side between the cylinder end 21b on the bottom wall 23a side and the seal location by the inner seal ring 5. From there, the inner part 1 is thinner than the inner diameter of the cylinder other end 12 side, and a circumferential step surface 21d is formed between them.
- the inner seal ring 5 is held between the circumferential step surface 14 of the inner part 1 and the circumferential step surface 21d of the outer part 2. .
- a portion between the seal portion by the inner seal ring 5 and the other end 21 c of the inner cylinder portion 21 is positioned inside the circumferential groove 13 of the inner part 1.
- the inner part 1 can be rotated or relatively rotated with less blur, and the outer seal ring 4 firmly inserted in the circumferential groove 13 is sandwiched between the inner circumferential wall 21a and the outer circumferential wall 22a.
- the sealing state by the seal ring 4 can be made more stable.
- An engaging portion 17 that is engaged with an engaged portion 26 formed on the side is formed.
- the inner cylindrical portion 21 forming the inner peripheral wall 21 a of the outer part 2 has a length for positioning the inner peripheral wall 21 a inside the engaging portion 17 of the inner part 1.
- the engaging portion 17 is configured as a circular convex portion 17 a formed between the circular groove 13 of the inner part 1 and the other end 12 of the cylinder.
- the engaged portion 26 is configured as a circular recess 26 a formed on the inner surface of the outer cylinder portion 22 of the outer part 2 on the cylinder other end 22 c side.
- the circumferential convex portion 17a has an inclined surface 17b that extends toward the top end of the circumferential convex portion 17a as a surface directed toward the cylinder end 11 side of the inner part 1, so that the outer part 2 of the inner part 1 is connected to the outer part 2.
- the cylinder other end 22c side of the outer cylinder part 22 is mainly elastically pushed outward to allow this accommodation,
- the elastic convex portion 17a enters the circular concave portion 26a by the elastic return at the end position of the insertion, so that the combined state of the inner part 1 and the outer part 2 is maintained.
- the inner cylindrical portion 21 forming the inner peripheral wall 21a of the outer part 2 is engaged by the inner cylindrical portion 21 because the inner peripheral wall 21a is positioned inside the engaging portion 17 of the inner part 1. It is possible to create a state in which the engagement between the portion 17 and the engaged portion 26 is more difficult to be released.
- the inner peripheral wall 21a of the outer part 2 is placed on the other end 12 side of the inner part 1 at a position where the inner part 1 is fully inserted into the annular space 25 of the outer part 2.
- An abutting portion 18 that abuts against the cylinder end of the inner cylinder portion 21 to be formed, that is, the cylinder other end 21c is formed.
- the contact portion 18 is configured as a circling rod formed inside the other end 12 of the inner part 1.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Sealing Devices (AREA)
Abstract
Description
外側周回壁と内側周回壁と底壁とを有し、これらの壁によって前記底壁側と反対の導入開口より前記インナーパーツをその筒一端側から回転又は相対的な回転可能に納め入れ可能な有底の環状空間を備えると共に、他方対象物への取付部を備えてなるアウターパーツと、
前記環状空間に充填されて前記一方対象物の可動又は相対的な可動に伴うインナーパーツの回転又は相対的な回転に抵抗を付与する粘性流体とを有し、
前記インナーパーツの外側には外側シールリングがはめ込まれる周回溝が形成されると共に、
前記インナーパーツの内側には、前記周回溝よりも前記筒一端側に位置して、内側シールリングを位置づける周回段差面が形成されており、
しかも、前記周回溝の深さが、この周回溝の形成箇所でのインナーパーツの肉厚の略半分の寸法となっているものとした。
2011年1月11日に出願された日本特許出願第2011-003077号の明細書、特許請求の範囲、図面及び要約書の全内容をここに引用し、本発明の明細書の開示として、取り入れるものである。
Claims (5)
- 円筒状をなすと共に一方対象物への取付部を備えてなるインナーパーツと、
外側周回壁と内側周回壁と底壁とを有し、これらの壁によって前記底壁側と反対の導入開口より前記インナーパーツをその筒一端側から回転又は相対的な回転可能に納め入れ可能な有底の環状空間を備えると共に、他方対象物への取付部を備えてなるアウターパーツと、
前記環状空間に充填されて前記一方対象物の可動又は相対的な可動に伴うインナーパーツの回転又は相対的な回転に抵抗を付与する粘性流体とを有し、
前記インナーパーツの外側には外側シールリングがはめ込まれる周回溝が形成されると共に、
前記インナーパーツの内側には、前記周回溝よりも前記筒一端側に位置して、内側シールリングを位置づける周回段差面が形成されており、
しかも、前記周回溝の深さが、この周回溝の形成箇所でのインナーパーツの肉厚の略半分の寸法となっていることを特徴とするダンパー装置。 - インナーパーツの回転又は相対的な回転の中心軸に沿った方向において、周回溝と周回段差面との間の距離が、外側シールリング及び内側シールリングの太さと略等しくなっていることを特徴とする請求項1に記載のダンパー装置。
- アウターパーツの内側周回壁を形成する内筒部が、インナーパーツの周回溝の内方に前記内側周回壁を位置させる長さを備えていることを特徴とする請求項1又は請求項2に記載のダンパー装置。
- インナーパーツの筒他端側にアウターパーツの環状空間にインナーパーツを入れ込みきった位置でアウターパーツの外側周回壁における導入開口側に形成された被係合部に係合される係合部が形成されていると共に、
アウターパーツの内側周回壁を形成する内筒部が、インナーパーツの係合部の内方に前記内側周回壁を位置させる長さを備えていることを特徴とする請求項1~請求項3のいずれか1項に記載のダンパー装置。 - インナーパーツの筒他端側に、アウターパーツの環状空間内にインナーパーツを入れ込みきった位置でアウターパーツの内側周回壁を形成する内筒部の筒端に突き当たる当接部が形成されていることを特徴とする請求項1~請求項4のいずれか1項に記載のダンパー装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201280005096.XA CN103328851B (zh) | 2011-01-11 | 2012-01-06 | 阻尼装置 |
KR1020137020552A KR101880324B1 (ko) | 2011-01-11 | 2012-01-06 | 댐퍼장치 |
US13/978,817 US9182003B2 (en) | 2011-01-11 | 2012-01-06 | Damper device |
EP12734576.7A EP2664818B1 (en) | 2011-01-11 | 2012-01-06 | Damper device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011003077A JP5743557B2 (ja) | 2011-01-11 | 2011-01-11 | ダンパー装置 |
JP2011-003077 | 2011-01-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012096235A1 true WO2012096235A1 (ja) | 2012-07-19 |
Family
ID=46507135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2012/050197 WO2012096235A1 (ja) | 2011-01-11 | 2012-01-06 | ダンパー装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9182003B2 (ja) |
EP (1) | EP2664818B1 (ja) |
JP (1) | JP5743557B2 (ja) |
KR (1) | KR101880324B1 (ja) |
CN (2) | CN104948636B (ja) |
WO (1) | WO2012096235A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015075206A (ja) * | 2013-10-10 | 2015-04-20 | 株式会社パイオラックス | ダンパーおよびそれを備えるハンドル装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6150737B2 (ja) * | 2014-02-03 | 2017-06-21 | 株式会社ニフコ | ダンパー装置 |
JP6210893B2 (ja) * | 2014-02-03 | 2017-10-11 | 株式会社ニフコ | ダンパー装置 |
CN104747636A (zh) * | 2015-02-09 | 2015-07-01 | 张琦 | 一种阻尼垫片 |
JP6339949B2 (ja) | 2015-02-20 | 2018-06-06 | 株式会社ニフコ | ダンパおよびダンパの製造方法 |
JP6554000B2 (ja) * | 2015-09-24 | 2019-07-31 | Kyb株式会社 | ショックアブソーバ |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10115337A (ja) * | 1996-10-09 | 1998-05-06 | Koyo Fastener Kk | 回転制御ダンパー |
JP2002322861A (ja) * | 2001-04-25 | 2002-11-08 | Piolax Inc | 開閉装置 |
JP2003506256A (ja) | 1999-08-05 | 2003-02-18 | 株式会社ニフコ | オイル式筒形回転ダンパ |
WO2007102111A2 (en) | 2006-03-09 | 2007-09-13 | Antonino Cultraro | A device for braking the movement of a movable member with respect to a support structure |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE509769C2 (sv) * | 1993-09-03 | 1999-03-08 | Itw Ateco Gmbh | Rotationsdämpare |
DE29604260U1 (de) * | 1996-03-08 | 1996-04-25 | ITW-Ateco GmbH, 97285 Röttingen | Klappgriff |
JP4101948B2 (ja) * | 1998-10-08 | 2008-06-18 | 不二ラテックス株式会社 | ロータリーダンパ |
JP3781624B2 (ja) * | 2000-02-18 | 2006-05-31 | 株式会社パイオラックス | 回転ダンパ |
US7051618B2 (en) * | 2002-10-15 | 2006-05-30 | Illnois Tool Works Inc | Ultrasonic welded hinge damper |
DE102004025276B4 (de) * | 2004-05-19 | 2009-12-31 | Sulo Umwelttechnik Gmbh | Dämpfungselement |
CN2725624Y (zh) * | 2004-09-16 | 2005-09-14 | 重庆工学院 | 一种具有高可靠性动密封结构的氮气弹簧 |
JP4553121B2 (ja) * | 2004-11-30 | 2010-09-29 | 株式会社ニフコ | 回転ダンパー |
US7753181B2 (en) * | 2005-01-31 | 2010-07-13 | Illinois Tool Works Inc. | Damper having silicone impregnated and silicone containing components |
CA2710407C (en) * | 2007-12-26 | 2012-03-27 | Sugatsune Kogyo Co., Ltd. | Rotary damper |
BRPI0722216A2 (pt) * | 2007-12-31 | 2014-05-20 | Antonino Cultraro | Amortecedor rotativo tendo as características de frenagem melhoradas. |
ITTO20080083U1 (it) * | 2008-06-13 | 2009-12-13 | Antonino Cultraro | Smorzatore rotativo del tipo a barilotto |
-
2011
- 2011-01-11 JP JP2011003077A patent/JP5743557B2/ja active Active
-
2012
- 2012-01-06 KR KR1020137020552A patent/KR101880324B1/ko active IP Right Grant
- 2012-01-06 EP EP12734576.7A patent/EP2664818B1/en active Active
- 2012-01-06 WO PCT/JP2012/050197 patent/WO2012096235A1/ja active Application Filing
- 2012-01-06 CN CN201510337304.1A patent/CN104948636B/zh active Active
- 2012-01-06 CN CN201280005096.XA patent/CN103328851B/zh active Active
- 2012-01-06 US US13/978,817 patent/US9182003B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10115337A (ja) * | 1996-10-09 | 1998-05-06 | Koyo Fastener Kk | 回転制御ダンパー |
JP2003506256A (ja) | 1999-08-05 | 2003-02-18 | 株式会社ニフコ | オイル式筒形回転ダンパ |
JP2002322861A (ja) * | 2001-04-25 | 2002-11-08 | Piolax Inc | 開閉装置 |
WO2007102111A2 (en) | 2006-03-09 | 2007-09-13 | Antonino Cultraro | A device for braking the movement of a movable member with respect to a support structure |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015075206A (ja) * | 2013-10-10 | 2015-04-20 | 株式会社パイオラックス | ダンパーおよびそれを備えるハンドル装置 |
Also Published As
Publication number | Publication date |
---|---|
US20130306417A1 (en) | 2013-11-21 |
KR20140041411A (ko) | 2014-04-04 |
CN104948636B (zh) | 2019-01-15 |
CN103328851B (zh) | 2015-07-01 |
CN104948636A (zh) | 2015-09-30 |
EP2664818A4 (en) | 2018-01-10 |
CN103328851A (zh) | 2013-09-25 |
EP2664818B1 (en) | 2019-06-26 |
JP2012145156A (ja) | 2012-08-02 |
EP2664818A1 (en) | 2013-11-20 |
JP5743557B2 (ja) | 2015-07-01 |
US9182003B2 (en) | 2015-11-10 |
KR101880324B1 (ko) | 2018-08-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2012096235A1 (ja) | ダンパー装置 | |
WO2015190381A1 (ja) | 流体ダンパ装置およびダンパ付き機器 | |
JP6385347B2 (ja) | メカニカルシール | |
WO2015190382A1 (ja) | 流体ダンパ装置およびダンパ付き機器 | |
JP2016090037A (ja) | ロータリダンパ | |
JP5922446B2 (ja) | 回転ダンパ | |
JP6400932B2 (ja) | 流体ダンパ装置およびダンパ付き機器 | |
WO2019053909A1 (ja) | ワンウェイクラッチおよびワンウェイクラッチ付き回転ダンパ装置 | |
JP5738656B2 (ja) | ダンパ | |
US11828345B2 (en) | One-way clutch and one-way clutch-equipped rotating damper device | |
JPWO2012133388A1 (ja) | 回転ダンパ | |
WO2015115487A1 (ja) | ダンパー装置 | |
JP2020008094A (ja) | ワンウェイクラッチおよびワンウェイクラッチ付き回転ダンパ装置 | |
JP2018003898A (ja) | ロータリーダンパー | |
JP2002147515A (ja) | 回転ダンパおよびアシストグリップ装置 | |
KR20030035857A (ko) | 회전댐퍼 | |
WO2022107423A1 (ja) | ロータリダンパ | |
JP6210893B2 (ja) | ダンパー装置 | |
JP2021196037A (ja) | セグメントシール |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12734576 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1301003867 Country of ref document: TH |
|
ENP | Entry into the national phase |
Ref document number: 20137020552 Country of ref document: KR Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13978817 Country of ref document: US Ref document number: 2012734576 Country of ref document: EP |