JPS5270570A - Pipe for electric cleaner and manufacturing method thereof - Google Patents

Pipe for electric cleaner and manufacturing method thereof

Info

Publication number
JPS5270570A
JPS5270570A JP14637775A JP14637775A JPS5270570A JP S5270570 A JPS5270570 A JP S5270570A JP 14637775 A JP14637775 A JP 14637775A JP 14637775 A JP14637775 A JP 14637775A JP S5270570 A JPS5270570 A JP S5270570A
Authority
JP
Japan
Prior art keywords
pipe
manufacturing
electric cleaner
streight
manufacture
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
JP14637775A
Other languages
Japanese (ja)
Inventor
Isamu Akiba
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 JP14637775A priority Critical patent/JPS5270570A/en
Publication of JPS5270570A publication Critical patent/JPS5270570A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Branch Pipes, Bends, And The Like (AREA)

Abstract

PURPOSE: To manufacture a very simple reinforced bent pipe by simply bending a streight aluminum pipe inserted with a streight reinforcing pipe.
COPYRIGHT: (C)1977,JPO&Japio
JP14637775A 1975-12-10 1975-12-10 Pipe for electric cleaner and manufacturing method thereof Pending JPS5270570A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14637775A JPS5270570A (en) 1975-12-10 1975-12-10 Pipe for electric cleaner and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14637775A JPS5270570A (en) 1975-12-10 1975-12-10 Pipe for electric cleaner and manufacturing method thereof

Publications (1)

Publication Number Publication Date
JPS5270570A true JPS5270570A (en) 1977-06-11

Family

ID=15406326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14637775A Pending JPS5270570A (en) 1975-12-10 1975-12-10 Pipe for electric cleaner and manufacturing method thereof

Country Status (1)

Country Link
JP (1) JPS5270570A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5447968U (en) * 1977-09-09 1979-04-03
US4306819A (en) * 1979-03-24 1981-12-22 Dia-Nielsen Gmbh Deformable fibrous pen construction for selective nib placement

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5447968U (en) * 1977-09-09 1979-04-03
US4306819A (en) * 1979-03-24 1981-12-22 Dia-Nielsen Gmbh Deformable fibrous pen construction for selective nib placement

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