CA2385885C - Crochet a vis pour plafond a rondelle anti-rotation - Google Patents

Crochet a vis pour plafond a rondelle anti-rotation Download PDF

Info

Publication number
CA2385885C
CA2385885C CA002385885A CA2385885A CA2385885C CA 2385885 C CA2385885 C CA 2385885C CA 002385885 A CA002385885 A CA 002385885A CA 2385885 A CA2385885 A CA 2385885A CA 2385885 C CA2385885 C CA 2385885C
Authority
CA
Canada
Prior art keywords
fastener
support structure
locking
locking unit
tab
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.)
Expired - Fee Related
Application number
CA002385885A
Other languages
English (en)
Other versions
CA2385885A1 (fr
Inventor
Thomas W. Mcsherry
Andre Bouchard
Pierre R. Mcduff
Lang Nguyen-Huu
Michel Villagrasa
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.)
Cobra Anchors Co Ltd
Original Assignee
Cobra Anchors 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
Priority claimed from CA002283606A external-priority patent/CA2283606A1/fr
Application filed by Cobra Anchors Co Ltd filed Critical Cobra Anchors Co Ltd
Priority to CA002385885A priority Critical patent/CA2385885C/fr
Publication of CA2385885A1 publication Critical patent/CA2385885A1/fr
Application granted granted Critical
Publication of CA2385885C publication Critical patent/CA2385885C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
    • F16B39/32—Locking by means of a pawl or pawl-like tongue

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
  • Bolts, Nuts, And Washers (AREA)
CA002385885A 1999-09-27 2000-09-27 Crochet a vis pour plafond a rondelle anti-rotation Expired - Fee Related CA2385885C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002385885A CA2385885C (fr) 1999-09-27 2000-09-27 Crochet a vis pour plafond a rondelle anti-rotation

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA002283606A CA2283606A1 (fr) 1999-09-27 1999-09-27 Crochet filete pour plafond comprenant une rondelle antirotation
CA2,283,606 1999-09-27
CA002385885A CA2385885C (fr) 1999-09-27 2000-09-27 Crochet a vis pour plafond a rondelle anti-rotation
PCT/CA2000/001101 WO2001023767A1 (fr) 1999-09-27 2000-09-27 Crochet a vis pour plafond a rondelle anti-rotation

Publications (2)

Publication Number Publication Date
CA2385885A1 CA2385885A1 (fr) 2001-04-05
CA2385885C true CA2385885C (fr) 2008-03-18

Family

ID=25681219

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002385885A Expired - Fee Related CA2385885C (fr) 1999-09-27 2000-09-27 Crochet a vis pour plafond a rondelle anti-rotation

Country Status (1)

Country Link
CA (1) CA2385885C (fr)

Also Published As

Publication number Publication date
CA2385885A1 (fr) 2001-04-05

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20200928