JP2016540931A - 密閉シールされたダンパーアセンブリ及びこのダンパーアセンブリを組み立てる方法 - Google Patents
密閉シールされたダンパーアセンブリ及びこのダンパーアセンブリを組み立てる方法 Download PDFInfo
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Classifications
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
- F16C32/0677—Details of hydrostatic bearings independent of fluid supply or direction of load of elastic or yielding bearings or bearing supports
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
- F01D25/164—Flexible supports; Vibration damping means associated with the bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/166—Sliding contact bearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
- F01D25/22—Lubricating arrangements using working-fluid or other gaseous fluid as lubricant
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/03—Sliding-contact bearings for exclusively rotary movement for radial load only with tiltably-supported segments, e.g. Michell bearings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/02—Sliding-contact bearings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
- F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
- F16C32/0614—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings
- F16C32/0618—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings via porous material
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
- F16C32/0614—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings
- F16C32/0622—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion the gas being supplied under pressure, e.g. aerostatic bearings via nozzles, restrictors
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0662—Details of hydrostatic bearings independent of fluid supply or direction of load
- F16C32/0666—Details of hydrostatic bearings independent of fluid supply or direction of load of bearing pads
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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
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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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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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
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
- F16F15/0237—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means involving squeeze-film damping
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/70—Diameters; Radii
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/23—Gas turbine engines
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0681—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load
- F16C32/0685—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load for radial load only
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- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Dispersion Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Fluid Mechanics (AREA)
- Support Of The Bearing (AREA)
- Fluid-Damping Devices (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Description
102 空気取り入れセクション
104 圧縮機セクション
106 圧縮機ケーシング
108 圧縮機チャンバ
110 燃焼器セクション
112 タービンセクション
114 タービンケーシング
116 タービンチャンバ
118 排気セクション
120 ロータアセンブリ
124 燃焼器
122 駆動シャフト
128 圧縮機ブレードアセンブリ
130 固定ベーンアセンブリ
134 タービンブレードアセンブリ
136 固定ノズルアセンブリ
138 タービンステージ
150 空気
152 圧縮空気
154 燃焼ガス
156 排ガス
200 ジャーナル軸受アセンブリ
202 軸受ハウジング
204 軸受パッドアセンブリ
206 軸受パッド支持アセンブリ
208 中心線
210 内側軸受面
212 径方向内側壁
214 径方向外側壁
216 内部キャビティ
218 軸受パッドレール
220 キャビティ
222 ガス供給ポート
224 ガス入口
226 ガス出口
228 加圧ガス
230 軸受パッド
232 軸受パッドリテーナ
234 ガス供給穴
236 径方向内側面
238 径方向外側面
240 キャビティ
246 スプリングアセンブリ
248 ダンパーアセンブリ
250、252 スプリング
256 ダンパーハウジング
258 粘性流体
260 プランジャ
262 ロッド
264 本体
266 キャビティ
268 抵抗流路
270、272 シール壁
274、276 端壁
278 第1の制御容積
280 第2の制御容積
284、286 ダンパースプリング
292 第1の壁又は径方向外側壁
294 第2の壁又は径方向内側壁
296 第1の面又は径方向外側面
298 第2の面又は径方向内側面
300、302 有効高さ
306 ダンパー支柱
308 ダンパーアセンブリレール
310 環状ダイヤフラム
312 環状フランジ
700 軸受パッドアセンブリ
702 軸受パッド
704 リップ
1400 ダンパーアセンブリ
1404、1406 ダンパースプリング
Claims (20)
- 密閉シールされたダンパーアセンブリ(248)において、前記ダンパーアセンブリは、
キャビティ(266)及び抵抗流路(268)が画定されて成る本体(264)を備えるシールされたダンパーハウジング(256)であって、前記キャビティ(266)及び前記抵抗流路(268)が粘性流体(258)で満たされ、前記本体(264)がそれに一体形成される複数のスプリング(284、286)を備える、シールされたダンパーハウジング(256)と、
前記キャビティ(266)内に配置されるとともに、前記キャビティ(266)を第1の制御容積(278)と第2の制御容積(280)とに分離するプランジャ(260)であって、前記抵抗流路(268)が前記第1及び第2の制御容積(278、280)間に流体連通をもたらし、前記プランジャ(260)は、前記スプリング(284、286)が復元力を前記プランジャ(260)に与えるように前記複数のスプリング(284、286)によって前記ダンパーハウジング(256)に結合される、プランジャ(260)と、
前記プランジャ(260)に結合されるとともに、前記ダンパーハウジング(256)から突出する荷重伝達部材(262)であって、前記荷重伝達部材(262)が機械的な荷重を前記プランジャ(260)に伝えるように構成される、荷重伝達部材(262)と、
を備える、密閉シールされたダンパーアセンブリ(248)。 - 前記抵抗流路(268)が前記複数のスプリング(284、286)によって少なくとも部分的に画定される請求項1記載のダンパーアセンブリ(248)。
- 前記スプリング(284、286)が「S」形状の断面を有する請求項1記載のダンパーアセンブリ(248)。
- 前記流体(258)が油性流体を備える請求項1記載のダンパーアセンブリ(248)。
- 油を使用しない軸受アセンブリを更に備える請求項4記載のダンパーアセンブリ(248)。
- 前記プランジャ(260)が前記本体(264)内に一体形成される請求項1記載のダンパーアセンブリ(248)。
- 前記流体(258)が非圧縮性流体を備える請求項1記載のダンパーアセンブリ(248)。
- 前記ダンパーハウジング(256)は、前記本体(264)と共に密閉シールを形成する両側の端壁(274、276)を更に備え、前記端壁(274、276)が前記抵抗流路(268)を少なくとも部分的に画定する請求項1記載のダンパーアセンブリ(248)。
- 前記ダンパーアセンブリ(248)が弓形に形成される請求項1記載のダンパーアセンブリ(248)。
- 径方向内側壁(212)を有する軸受ハウジング(202)と、
前記径方向内側壁(212)に結合される軸受パッド(230)と、
密閉シールされたダンパーアセンブリ(248)であって、前記軸受パッド(230)に対して与えられる機械的な荷重が前記ダンパーアセンブリ(248)に伝えられるように前記軸受パッド(230)に結合される密閉シールされたダンパーアセンブリ(248)と、
を備え、
前記ダンパーアセンブリ(248)は、
キャビティ(266)及び抵抗流路(268)が画定されて成る本体(264)を備えるシールされたダンパーハウジング(256)であって、前記キャビティ(266)及び前記抵抗流路(268)が粘性流体(258)で満たされる、シールされたダンパーハウジング(256)と、
前記キャビティ(266)内に配置されるとともに、前記キャビティ(266)を第1の制御容積(278)と第2の制御容積(280)とに分離するプランジャ(260)であって、前記抵抗流路(268)が前記第1及び第2の制御容積(278、280)間に流体連通をもたらす、プランジャ(260)と、
前記本体(264)及び前記プランジャ(260)に結合される少なくとも1つの復元力部材(284、286)であって、前記復元力部材(284、286)が復元力を前記プランジャ(260)に与えるように構成される、少なくとも1つの復元力部材(284、286)と、
を備えるジャーナル軸受アセンブリ(200)。 - 前記軸受アセンブリ(200)が油以外で潤滑される軸受アセンブリである請求項10記載の軸受アセンブリ(200)。
- 前記流体(258)が油性流体を備える請求項11記載の軸受アセンブリ(200)。
- 前記復元力部材(284、286)が前記本体(264)内に一体形成される請求項10記載の軸受アセンブリ(200)。
- 前記流体(258)が非圧縮性流体を備える請求項10記載の軸受アセンブリ(200)。
- 前記抵抗流路(268)が前記復元力部材(284、286)によって少なくとも部分的に画定される請求項10記載の軸受アセンブリ(200)。
- 密閉シールされたダンパーアセンブリ(248)を組み立てる方法において、前記方法は、
キャビティ(266)及び抵抗流路(268)が内部に画定されて成る本体(264)を備えるダンパーハウジング(256)を用意するステップであって、前記本体(264)がそれに一体形成される複数のスプリング(284、286)を備える、ステップと、
プランジャ(260)がキャビティ(266)を第1の制御容積(278)と第2の制御容積(280)とに分離するとともに抵抗流路(268)が第1の制御容積(278)と第2の制御容積(280)との間に流体連通をもたらすようにプランジャ(260)をキャビティ(266)内に用意するステップであって、前記プランジャ(260)は、複数のスプリング(284、286)に対し、前記スプリング(284、286)が復元力をプランジャ(260)に与えるように取り付けられる、ステップと、
前記キャビティ(266)及び前記抵抗流路(268)を粘性流体(258)で満たすステップと、
荷重伝達部材(262)が機械的な荷重を前記プランジャ(260)に伝えるべく構成されるように荷重伝達部材(262)を前記プランジャ(260)に結合するステップと、
を備える方法。 - 前記ダンパーハウジング(256)を密閉シールするステップを更に備える請求項16記載の方法。
- 前記ダンパーハウジング(256)を密閉シールする前記ステップは、前記抵抗流路(268)が前記プランジャ(260)と少なくとも1つの端壁(274、276)との間に少なくとも部分的に画定されるように端壁(274、276)を前記ダンパーハウジング(256)の前記本体(264)に取り付けるステップを備える請求項17記載の方法。
- プランジャ(260)をキャビティ(266)内に用意する前記ステップは、前記プランジャ(260)を前記ダンパーアセンブリ(248)の前記本体(264)内に一体形成するステップを備える請求項16記載の方法。
- 前記キャビティ(266)及び前記抵抗流路(268)を粘性流体(258)で満たす前記ステップは、前記キャビティ(266)及び前記抵抗流路(268)を金属流体及び油性流体のうちの少なくとも一方で満たすステップを備える請求項16記載の方法。
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US14/052,344 US9121448B2 (en) | 2013-10-11 | 2013-10-11 | Hermetically sealed damper assembly and methods of assembling same |
PCT/US2014/059816 WO2015054447A1 (en) | 2013-10-11 | 2014-10-09 | Hermetically sealed damper assembly and method of assembling same |
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