JPS6249479B2 - - Google Patents

Info

Publication number
JPS6249479B2
JPS6249479B2 JP10677982A JP10677982A JPS6249479B2 JP S6249479 B2 JPS6249479 B2 JP S6249479B2 JP 10677982 A JP10677982 A JP 10677982A JP 10677982 A JP10677982 A JP 10677982A JP S6249479 B2 JPS6249479 B2 JP S6249479B2
Authority
JP
Japan
Prior art keywords
seal
oil
case
chamber
back pressure
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.)
Expired
Application number
JP10677982A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59594A (ja
Inventor
Masayuki Yamada
Akira Tsunemitsu
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 Techno Engineering Co Ltd
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 Techno Engineering Co Ltd, Hitachi Ltd filed Critical Hitachi Techno Engineering Co Ltd
Priority to JP10677982A priority Critical patent/JPS59594A/ja
Publication of JPS59594A publication Critical patent/JPS59594A/ja
Publication of JPS6249479B2 publication Critical patent/JPS6249479B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/10—Shaft sealings
    • F04D29/106—Shaft sealings especially adapted for liquid pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP10677982A 1982-06-23 1982-06-23 可動翼ポンプの軸封装置 Granted JPS59594A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10677982A JPS59594A (ja) 1982-06-23 1982-06-23 可動翼ポンプの軸封装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10677982A JPS59594A (ja) 1982-06-23 1982-06-23 可動翼ポンプの軸封装置

Publications (2)

Publication Number Publication Date
JPS59594A JPS59594A (ja) 1984-01-05
JPS6249479B2 true JPS6249479B2 (enrdf_load_stackoverflow) 1987-10-20

Family

ID=14442387

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10677982A Granted JPS59594A (ja) 1982-06-23 1982-06-23 可動翼ポンプの軸封装置

Country Status (1)

Country Link
JP (1) JPS59594A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS59594A (ja) 1984-01-05

Similar Documents

Publication Publication Date Title
US5988984A (en) Method and apparatus for liquid control system having a valve with a notch in the seal for enabling a sufficient fluid to pass through when the seal is fully closed to cool the pump and/or motor
US3647319A (en) Pumping equipment
US4574829A (en) Automatic drain valve
US2216296A (en) Shut-off valve for tank discharge lines
JPS6249479B2 (enrdf_load_stackoverflow)
CN111075947A (zh) 简易截流装置及其使用方法、安装该装置的管道
JPH05141365A (ja) 流体圧装置
KR200207682Y1 (ko) 온,오프식 고저수위 제어용 정수위 밸브
CN102192406B (zh) 煤气管道自动锁气脱水装置
US2995142A (en) Hydraulic control means for a by-pass valve
US3251303A (en) Anti-cavitation structure for sink drains and the like
JP4547651B2 (ja) 弁装置
EP0010557B1 (en) Apparatus for safeguarding transport of a suspension of dredging spoil and water
JP2850116B2 (ja) リバーシブルポンプ
US1613007A (en) Sewage-pumping station
US2178123A (en) Hydraulic system
SU1428305A1 (ru) Устройство управлени многоопорной дождевальной машины
JPS59192897A (ja) 可動翼ポンプの軸封部の漏液回収装置
SU1728055A1 (ru) Резервуар с плавающей крышей
SU1402318A1 (ru) Опрыскиватель
JPS6127522B2 (enrdf_load_stackoverflow)
JPH018558Y2 (enrdf_load_stackoverflow)
JP2546286Y2 (ja) 可変封水装置
JPS601329Y2 (ja) 浮子バルブ
JPS6255000B2 (enrdf_load_stackoverflow)