JPS61111725A - ダクト用ハゼ折り機 - Google Patents

ダクト用ハゼ折り機

Info

Publication number
JPS61111725A
JPS61111725A JP22607684A JP22607684A JPS61111725A JP S61111725 A JPS61111725 A JP S61111725A JP 22607684 A JP22607684 A JP 22607684A JP 22607684 A JP22607684 A JP 22607684A JP S61111725 A JPS61111725 A JP S61111725A
Authority
JP
Japan
Prior art keywords
duct
lock seaming
shows
roller
processes
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
JP22607684A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6341658B2 (enrdf_load_stackoverflow
Inventor
Yasuhiro Kachi
康弘 加地
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.)
RYOWA CHIYOUON KOGYO KK
Original Assignee
RYOWA CHIYOUON KOGYO KK
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 RYOWA CHIYOUON KOGYO KK filed Critical RYOWA CHIYOUON KOGYO KK
Priority to JP22607684A priority Critical patent/JPS61111725A/ja
Publication of JPS61111725A publication Critical patent/JPS61111725A/ja
Publication of JPS6341658B2 publication Critical patent/JPS6341658B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/02—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal by folding, e.g. connecting edges of a sheet to form a cylinder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Duct Arrangements (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
JP22607684A 1984-10-27 1984-10-27 ダクト用ハゼ折り機 Granted JPS61111725A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP22607684A JPS61111725A (ja) 1984-10-27 1984-10-27 ダクト用ハゼ折り機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22607684A JPS61111725A (ja) 1984-10-27 1984-10-27 ダクト用ハゼ折り機

Publications (2)

Publication Number Publication Date
JPS61111725A true JPS61111725A (ja) 1986-05-29
JPS6341658B2 JPS6341658B2 (enrdf_load_stackoverflow) 1988-08-18

Family

ID=16839437

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22607684A Granted JPS61111725A (ja) 1984-10-27 1984-10-27 ダクト用ハゼ折り機

Country Status (1)

Country Link
JP (1) JPS61111725A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8151430B2 (en) 2006-05-05 2012-04-10 Ductmate Industries, Inc. Method of installing a self locking sheet metal duct

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02136147U (enrdf_load_stackoverflow) * 1989-04-18 1990-11-13

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114872A (ja) * 1974-07-30 1976-02-05 Daiichi Arumi Kk Dannetsuohodokoshita kinzokuseihekisozaitosono seizohoho

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114872A (ja) * 1974-07-30 1976-02-05 Daiichi Arumi Kk Dannetsuohodokoshita kinzokuseihekisozaitosono seizohoho

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8151430B2 (en) 2006-05-05 2012-04-10 Ductmate Industries, Inc. Method of installing a self locking sheet metal duct
US8505185B2 (en) 2006-05-05 2013-08-13 Ductmate Industries, Inc. Method of installing sealed circular ductwork
US10190796B2 (en) 2006-05-05 2019-01-29 Ductmate Industries, Inc. Self-sealing circular cross-section sheet metal duct and method for manufacturing a sealed circular cross-section duct

Also Published As

Publication number Publication date
JPS6341658B2 (enrdf_load_stackoverflow) 1988-08-18

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees