GB1508100A - Thread-forming sheet screw - Google Patents

Thread-forming sheet screw

Info

Publication number
GB1508100A
GB1508100A GB3798476A GB3798476A GB1508100A GB 1508100 A GB1508100 A GB 1508100A GB 3798476 A GB3798476 A GB 3798476A GB 3798476 A GB3798476 A GB 3798476A GB 1508100 A GB1508100 A GB 1508100A
Authority
GB
United Kingdom
Prior art keywords
thread
forming sheet
sheet screw
screw
forming
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
Application number
GB3798476A
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.)
Individual
Original Assignee
Individual
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 GB3096475A external-priority patent/GB1461995A/en
Priority claimed from JP1975150991U external-priority patent/JPS5418613Y2/ja
Application filed by Individual filed Critical Individual
Publication of GB1508100A publication Critical patent/GB1508100A/en
Expired 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/0036—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw
    • F16B25/0084—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by geometric details of the screw characterised by geometric details of the tip
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/001—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed
    • F16B25/0021—Screws that cut thread in the body into which they are screwed, e.g. wood screws characterised by the material of the body into which the screw is screwed the material being metal, e.g. sheet-metal or aluminium
    • 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
    • F16B25/00—Screws that cut thread in the body into which they are screwed, e.g. wood screws
    • F16B25/10—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws
    • F16B25/106—Screws performing an additional function to thread-forming, e.g. drill screws or self-piercing screws by means of a self-piercing screw-point, i.e. without removing material

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
GB3798476A 1975-07-24 1976-09-14 Thread-forming sheet screw Expired GB1508100A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3096475A GB1461995A (en) 1975-07-24 1975-07-24 Thread-forming screw
JP1975150991U JPS5418613Y2 (en) 1975-11-04 1975-11-04

Publications (1)

Publication Number Publication Date
GB1508100A true GB1508100A (en) 1978-04-19

Family

ID=26260683

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3798476A Expired GB1508100A (en) 1975-07-24 1976-09-14 Thread-forming sheet screw

Country Status (1)

Country Link
GB (1) GB1508100A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8596943B2 (en) 2007-03-15 2013-12-03 Hilti Aktiengesellschaft Chipless thread-forming screw

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8596943B2 (en) 2007-03-15 2013-12-03 Hilti Aktiengesellschaft Chipless thread-forming screw

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Legal Events

Date Code Title Description
PS Patent sealed