JP7812291B2 - 油圧エレベーターの油圧パワーユニット、及び、油圧エレベーター - Google Patents

油圧エレベーターの油圧パワーユニット、及び、油圧エレベーター

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Publication number
JP7812291B2
JP7812291B2 JP2022088138A JP2022088138A JP7812291B2 JP 7812291 B2 JP7812291 B2 JP 7812291B2 JP 2022088138 A JP2022088138 A JP 2022088138A JP 2022088138 A JP2022088138 A JP 2022088138A JP 7812291 B2 JP7812291 B2 JP 7812291B2
Authority
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Japan
Prior art keywords
tank
hydraulic
filter housing
housing portion
filter
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.)
Active
Application number
JP2022088138A
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English (en)
Japanese (ja)
Other versions
JP2023176062A (ja
JP2023176062A5 (https=
Inventor
俊樹 岩崎
達也 松本
春夫 渡辺
貴司 松土
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2022088138A priority Critical patent/JP7812291B2/ja
Publication of JP2023176062A publication Critical patent/JP2023176062A/ja
Publication of JP2023176062A5 publication Critical patent/JP2023176062A5/ja
Application granted granted Critical
Publication of JP7812291B2 publication Critical patent/JP7812291B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies

Landscapes

  • Types And Forms Of Lifts (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
JP2022088138A 2022-05-31 2022-05-31 油圧エレベーターの油圧パワーユニット、及び、油圧エレベーター Active JP7812291B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022088138A JP7812291B2 (ja) 2022-05-31 2022-05-31 油圧エレベーターの油圧パワーユニット、及び、油圧エレベーター

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022088138A JP7812291B2 (ja) 2022-05-31 2022-05-31 油圧エレベーターの油圧パワーユニット、及び、油圧エレベーター

Publications (3)

Publication Number Publication Date
JP2023176062A JP2023176062A (ja) 2023-12-13
JP2023176062A5 JP2023176062A5 (https=) 2024-09-17
JP7812291B2 true JP7812291B2 (ja) 2026-02-09

Family

ID=89122437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022088138A Active JP7812291B2 (ja) 2022-05-31 2022-05-31 油圧エレベーターの油圧パワーユニット、及び、油圧エレベーター

Country Status (1)

Country Link
JP (1) JP7812291B2 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020117378A (ja) 2019-01-28 2020-08-06 三菱電機ビルテクノサービス株式会社 油圧式エレベーターのタンク油抜取り用器具

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5915654U (ja) * 1982-07-21 1984-01-30 三菱電機株式会社 油圧エレベ−タのパワ−ユニツト
JPS60245803A (ja) * 1984-05-16 1985-12-05 Mitsubishi Electric Corp 油圧パワ−ユニツト
JPH0346243Y2 (https=) * 1986-11-07 1991-09-30
JPH0253108U (https=) * 1988-10-04 1990-04-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020117378A (ja) 2019-01-28 2020-08-06 三菱電機ビルテクノサービス株式会社 油圧式エレベーターのタンク油抜取り用器具

Also Published As

Publication number Publication date
JP2023176062A (ja) 2023-12-13

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