CA2438817A1 - Structure d'un boulon a filetage de vis anti-cambrioleur - Google Patents

Structure d'un boulon a filetage de vis anti-cambrioleur Download PDF

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Publication number
CA2438817A1
CA2438817A1 CA 2438817 CA2438817A CA2438817A1 CA 2438817 A1 CA2438817 A1 CA 2438817A1 CA 2438817 CA2438817 CA 2438817 CA 2438817 A CA2438817 A CA 2438817A CA 2438817 A1 CA2438817 A1 CA 2438817A1
Authority
CA
Canada
Prior art keywords
bolt
nut
pads
workpieces
slopes
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
CA 2438817
Other languages
English (en)
Other versions
CA2438817C (fr
Inventor
Shih-I Chang
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.)
Tech Stell Co Ltd
Original Assignee
Tech Stell Co 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 Tech Stell Co Ltd filed Critical Tech Stell Co Ltd
Priority to CA002438817A priority Critical patent/CA2438817C/fr
Publication of CA2438817A1 publication Critical patent/CA2438817A1/fr
Application granted granted Critical
Publication of CA2438817C publication Critical patent/CA2438817C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B39/00—Locking of screws, bolts or nuts
    • F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
    • F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
    • 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
    • F16B41/00—Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
    • F16B41/005—Measures against unauthorised operation of bolts, nuts or pins
    • 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
    • F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
CA002438817A 2003-08-28 2003-08-28 Structure d'un boulon a filetage de vis anti-cambrioleur Expired - Lifetime CA2438817C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002438817A CA2438817C (fr) 2003-08-28 2003-08-28 Structure d'un boulon a filetage de vis anti-cambrioleur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002438817A CA2438817C (fr) 2003-08-28 2003-08-28 Structure d'un boulon a filetage de vis anti-cambrioleur

Publications (2)

Publication Number Publication Date
CA2438817A1 true CA2438817A1 (fr) 2005-02-28
CA2438817C CA2438817C (fr) 2008-10-14

Family

ID=34230686

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002438817A Expired - Lifetime CA2438817C (fr) 2003-08-28 2003-08-28 Structure d'un boulon a filetage de vis anti-cambrioleur

Country Status (1)

Country Link
CA (1) CA2438817C (fr)

Also Published As

Publication number Publication date
CA2438817C (fr) 2008-10-14

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MKEX Expiry

Effective date: 20230828