JP7256612B2 - 鉄道作業車用トランスミッション - Google Patents
鉄道作業車用トランスミッション Download PDFInfo
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- JP7256612B2 JP7256612B2 JP2018132279A JP2018132279A JP7256612B2 JP 7256612 B2 JP7256612 B2 JP 7256612B2 JP 2018132279 A JP2018132279 A JP 2018132279A JP 2018132279 A JP2018132279 A JP 2018132279A JP 7256612 B2 JP7256612 B2 JP 7256612B2
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- power
- transmission
- clutch
- hydraulic
- gear
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Arrangement Of Transmissions (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
Claims (2)
- 原動機からの動力を入力する動力入力経路と、モータとの間で動力の伝達を行う動力伝達経路とのそれぞれに、油圧クラッチを備え、車両を駆動させる動力の切替を可能とする鉄道作業車用トランスミッションであって、
前記原動機の稼働に伴って稼働するギアポンプと、
前記車両に備えられ、電力により稼働する電動ポンプと、を有し、
前記ギアポンプと前記電動ポンプとは1つの油圧回路上に並列に配置され、各ポンプの出力側には逆止弁が設けられており、
前記動力入力経路を介した動力伝達を行う場合には、前記油圧クラッチに対して前記ギアポンプから作動油を供給し、
前記動力伝達経路を介した動力の入力を行う場合には、前記油圧クラッチに対して前記電動ポンプから作動油を供給する構成とし、
前記油圧クラッチを備えるクラッチ系の油圧系統は、一次側クラッチと二次側クラッチとに大別され、
前記一次側クラッチを構成する系統経路と前記二次側クラッチを構成する系統経路との間には、前記一次側クラッチに供給される作動油圧が所定のパイロット圧以上となることで前記二次側クラッチに作動油の供給を成すリリーフ弁が備えられていることを特徴とする鉄道作業車用トランスミッション。 - 前記電動ポンプの電源は、前記モータを駆動させるための電源と共通としたことを特徴とする請求項1に記載の鉄道作業車用トランスミッション。
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JP2018132279A JP7256612B2 (ja) | 2018-07-12 | 2018-07-12 | 鉄道作業車用トランスミッション |
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JP2018132279A JP7256612B2 (ja) | 2018-07-12 | 2018-07-12 | 鉄道作業車用トランスミッション |
Publications (2)
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JP2020006912A JP2020006912A (ja) | 2020-01-16 |
JP7256612B2 true JP7256612B2 (ja) | 2023-04-12 |
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JP2018132279A Active JP7256612B2 (ja) | 2018-07-12 | 2018-07-12 | 鉄道作業車用トランスミッション |
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JP (1) | JP7256612B2 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007030750A (ja) | 2005-07-28 | 2007-02-08 | Hitachi Nico Transmission Co Ltd | 鉄道作業車のハイブリッド型駆動装置 |
JP2009090830A (ja) | 2007-10-09 | 2009-04-30 | Aisin Aw Co Ltd | ハイブリッド駆動装置 |
JP2010115943A (ja) | 2008-11-11 | 2010-05-27 | F C C:Kk | ハイブリッド車両の動力伝達装置 |
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2018
- 2018-07-12 JP JP2018132279A patent/JP7256612B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007030750A (ja) | 2005-07-28 | 2007-02-08 | Hitachi Nico Transmission Co Ltd | 鉄道作業車のハイブリッド型駆動装置 |
JP2009090830A (ja) | 2007-10-09 | 2009-04-30 | Aisin Aw Co Ltd | ハイブリッド駆動装置 |
JP2010115943A (ja) | 2008-11-11 | 2010-05-27 | F C C:Kk | ハイブリッド車両の動力伝達装置 |
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JP2020006912A (ja) | 2020-01-16 |
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