JPS5212751A - Water proofing apparatus for duct opening - Google Patents

Water proofing apparatus for duct opening

Info

Publication number
JPS5212751A
JPS5212751A JP50088621A JP8862175A JPS5212751A JP S5212751 A JPS5212751 A JP S5212751A JP 50088621 A JP50088621 A JP 50088621A JP 8862175 A JP8862175 A JP 8862175A JP S5212751 A JPS5212751 A JP S5212751A
Authority
JP
Japan
Prior art keywords
duct opening
water proofing
proofing apparatus
cable
expaned
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.)
Granted
Application number
JP50088621A
Other languages
Japanese (ja)
Other versions
JPS5521138B2 (en
Inventor
Shoji Kunikawa
Shigeru Nabeya
Haruo Sugano
Goro Hasegawa
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.)
MANNEN SLATE KK
Kansai Electric Power Co Inc
Original Assignee
MANNEN SLATE KK
Kansai Electric Power Co Inc
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 MANNEN SLATE KK, Kansai Electric Power Co Inc filed Critical MANNEN SLATE KK
Priority to JP50088621A priority Critical patent/JPS5212751A/en
Publication of JPS5212751A publication Critical patent/JPS5212751A/en
Publication of JPS5521138B2 publication Critical patent/JPS5521138B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Laying Of Electric Cables Or Lines Outside (AREA)
  • Sewage (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)

Abstract

PURPOSE: To retain water-proof property even when cable expaned and contracted through flowing of high-power, allowing the cable to expand and contract in a duct opening and retaining watertightness.
COPYRIGHT: (C)1977,JPO&Japio
JP50088621A 1975-07-18 1975-07-18 Water proofing apparatus for duct opening Granted JPS5212751A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50088621A JPS5212751A (en) 1975-07-18 1975-07-18 Water proofing apparatus for duct opening

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50088621A JPS5212751A (en) 1975-07-18 1975-07-18 Water proofing apparatus for duct opening

Publications (2)

Publication Number Publication Date
JPS5212751A true JPS5212751A (en) 1977-01-31
JPS5521138B2 JPS5521138B2 (en) 1980-06-07

Family

ID=13947865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50088621A Granted JPS5212751A (en) 1975-07-18 1975-07-18 Water proofing apparatus for duct opening

Country Status (1)

Country Link
JP (1) JPS5212751A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5031760U (en) * 1973-07-16 1975-04-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5031760U (en) * 1973-07-16 1975-04-08

Also Published As

Publication number Publication date
JPS5521138B2 (en) 1980-06-07

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