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SE2450797A1 - Method for cold forming a fastening device comprising a captive o-ring - Google Patents

Method for cold forming a fastening device comprising a captive o-ring

Info

Publication number
SE2450797A1
SE2450797A1 SE2450797A SE2450797A SE2450797A1 SE 2450797 A1 SE2450797 A1 SE 2450797A1 SE 2450797 A SE2450797 A SE 2450797A SE 2450797 A SE2450797 A SE 2450797A SE 2450797 A1 SE2450797 A1 SE 2450797A1
Authority
SE
Sweden
Prior art keywords
captive
ring
fastening device
cold forming
cold
Prior art date
Application number
SE2450797A
Other versions
SE547776C2 (en
Inventor
Gabriele Path
Original Assignee
Bulten Fasteners Ab
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 Bulten Fasteners Ab filed Critical Bulten Fasteners Ab
Priority to SE2450797A priority Critical patent/SE547776C2/en
Publication of SE2450797A1 publication Critical patent/SE2450797A1/en
Publication of SE547776C2 publication Critical patent/SE547776C2/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/56—Making machine elements screw-threaded elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • B21K1/463—Making machine elements bolts, studs, or the like with heads with recessed heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/58—Making machine elements rivets
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B33/00—Features common to bolt and nut
    • F16B33/004—Sealing; Insulation
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
    • F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
    • F16B35/06—Specially-shaped heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
SE2450797A 2024-07-10 2024-07-10 Method for cold forming a fastening device comprising a captive o-ring SE547776C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE2450797A SE547776C2 (en) 2024-07-10 2024-07-10 Method for cold forming a fastening device comprising a captive o-ring

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2450797A SE547776C2 (en) 2024-07-10 2024-07-10 Method for cold forming a fastening device comprising a captive o-ring

Publications (2)

Publication Number Publication Date
SE2450797A1 true SE2450797A1 (en) 2025-11-25
SE547776C2 SE547776C2 (en) 2025-11-25

Family

ID=96397249

Family Applications (1)

Application Number Title Priority Date Filing Date
SE2450797A SE547776C2 (en) 2024-07-10 2024-07-10 Method for cold forming a fastening device comprising a captive o-ring

Country Status (1)

Country Link
SE (1) SE547776C2 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367060A (en) * 1978-10-02 1983-01-04 Microdot Inc. Method of making a seal nut
US5910052A (en) * 1998-04-14 1999-06-08 Southco, Inc. Process for manufacturing a captive screw
US5957641A (en) * 1996-07-18 1999-09-28 B & B Hardware, Inc. Headed fastener with precisely calculated groove under head to accommodate O'ring sealing member as a self-sealing assembly
US20050158138A1 (en) * 2004-01-21 2005-07-21 Stefan Schneider Blind rivet nut
DE102011009012A1 (en) * 2011-01-20 2012-07-26 Profil Verbindungstechnik Gmbh & Co. Kg Functional element in the form of a press-in element
CN114483750A (en) * 2022-01-27 2022-05-13 上海奥达科股份有限公司 Sealing bolt, forming die and forming process

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4367060A (en) * 1978-10-02 1983-01-04 Microdot Inc. Method of making a seal nut
US4367060B1 (en) * 1978-10-02 1988-06-21 Seal nut
US5957641A (en) * 1996-07-18 1999-09-28 B & B Hardware, Inc. Headed fastener with precisely calculated groove under head to accommodate O'ring sealing member as a self-sealing assembly
US5910052A (en) * 1998-04-14 1999-06-08 Southco, Inc. Process for manufacturing a captive screw
US20050158138A1 (en) * 2004-01-21 2005-07-21 Stefan Schneider Blind rivet nut
DE102011009012A1 (en) * 2011-01-20 2012-07-26 Profil Verbindungstechnik Gmbh & Co. Kg Functional element in the form of a press-in element
CN114483750A (en) * 2022-01-27 2022-05-13 上海奥达科股份有限公司 Sealing bolt, forming die and forming process

Also Published As

Publication number Publication date
SE547776C2 (en) 2025-11-25

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