JPS52135975A - Opening control unit for guide vane control motor - Google Patents

Opening control unit for guide vane control motor

Info

Publication number
JPS52135975A
JPS52135975A JP5253376A JP5253376A JPS52135975A JP S52135975 A JPS52135975 A JP S52135975A JP 5253376 A JP5253376 A JP 5253376A JP 5253376 A JP5253376 A JP 5253376A JP S52135975 A JPS52135975 A JP S52135975A
Authority
JP
Japan
Prior art keywords
guide vane
control unit
control motor
opening
opening control
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.)
Pending
Application number
JP5253376A
Other languages
Japanese (ja)
Inventor
Takashi Ito
Yukio Yamaguchi
Morimichi Shinohara
Mutsuo Suzuki
Kinzo Tominaga
Isao Yanagida
Tatsuhiro Kamisako
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 JP5253376A priority Critical patent/JPS52135975A/en
Publication of JPS52135975A publication Critical patent/JPS52135975A/en
Pending legal-status Critical Current

Links

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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

Landscapes

  • Hydraulic Turbines (AREA)
  • Control Of Water Turbines (AREA)
  • Actuator (AREA)

Abstract

PURPOSE: To decrease the distance from the water wheel center to the end surface of the pit liner, by means of the plural number of bolt fixed to the cylinder cover of the servomotor or other parts of the same kind, and also nuts and locknuts fitted to those bolts.
COPYRIGHT: (C)1977,JPO&Japio
JP5253376A 1976-05-08 1976-05-08 Opening control unit for guide vane control motor Pending JPS52135975A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5253376A JPS52135975A (en) 1976-05-08 1976-05-08 Opening control unit for guide vane control motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5253376A JPS52135975A (en) 1976-05-08 1976-05-08 Opening control unit for guide vane control motor

Publications (1)

Publication Number Publication Date
JPS52135975A true JPS52135975A (en) 1977-11-14

Family

ID=12917391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5253376A Pending JPS52135975A (en) 1976-05-08 1976-05-08 Opening control unit for guide vane control motor

Country Status (1)

Country Link
JP (1) JPS52135975A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5524205A (en) * 1978-08-04 1980-02-21 Hitachi Ltd Servo-motor locking apparatus
JPS58112704U (en) * 1982-01-27 1983-08-02 有限会社サイクルマシン Fluid pressure cylinder with restriction device
JPH0570063A (en) * 1991-09-09 1993-03-23 Hitachi Ltd Jack for hydraulic elevator
CN102852695A (en) * 2012-09-18 2013-01-02 哈尔滨电机厂有限责任公司 Manual and hydraulic integrated locking device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026863U (en) * 1973-07-04 1975-03-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026863U (en) * 1973-07-04 1975-03-27

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5524205A (en) * 1978-08-04 1980-02-21 Hitachi Ltd Servo-motor locking apparatus
JPS58112704U (en) * 1982-01-27 1983-08-02 有限会社サイクルマシン Fluid pressure cylinder with restriction device
JPH0570063A (en) * 1991-09-09 1993-03-23 Hitachi Ltd Jack for hydraulic elevator
CN102852695A (en) * 2012-09-18 2013-01-02 哈尔滨电机厂有限责任公司 Manual and hydraulic integrated locking device

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