PL3974664T3 - Konstrukcja wkręta o małym zużyciu - Google Patents

Konstrukcja wkręta o małym zużyciu

Info

Publication number
PL3974664T3
PL3974664T3 PL20197713.9T PL20197713T PL3974664T3 PL 3974664 T3 PL3974664 T3 PL 3974664T3 PL 20197713 T PL20197713 T PL 20197713T PL 3974664 T3 PL3974664 T3 PL 3974664T3
Authority
PL
Poland
Prior art keywords
screwstructure
wear
low
wear screwstructure
Prior art date
Application number
PL20197713.9T
Other languages
English (en)
Inventor
Yi-Chieh Shih
Original Assignee
Bi-Mirth Corp.
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 Bi-Mirth Corp. filed Critical Bi-Mirth Corp.
Publication of PL3974664T3 publication Critical patent/PL3974664T3/pl

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
    • F16B25/001—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
    • F16B25/0015—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 a soft organic material, e.g. wood or plastic
    • 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
    • F16B25/0042—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw
    • F16B25/0052—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 the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw the ridge having indentations, notches or the like in order to improve the cutting behaviour

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Connection Of Plates (AREA)
  • Food-Manufacturing Devices (AREA)
PL20197713.9T 2020-09-23 2020-09-23 Konstrukcja wkręta o małym zużyciu PL3974664T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20197713.9A EP3974664B8 (en) 2020-09-23 2020-09-23 Low-wear screwstructure

Publications (1)

Publication Number Publication Date
PL3974664T3 true PL3974664T3 (pl) 2024-04-29

Family

ID=72643980

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20197713.9T PL3974664T3 (pl) 2020-09-23 2020-09-23 Konstrukcja wkręta o małym zużyciu

Country Status (2)

Country Link
EP (1) EP3974664B8 (pl)
PL (1) PL3974664T3 (pl)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2263137A (en) 1940-03-02 1941-11-18 Parker Kalon Corp Fastener device
DE19807926A1 (de) * 1998-02-25 1999-09-09 Hettich Ludwig & Co Schraube
US9523383B2 (en) * 2013-03-26 2016-12-20 Simpson Strong-Tie Company, Inc. Variable thread fastener
DE102017103526A1 (de) * 2017-02-21 2018-08-23 Fischerwerke Gmbh & Co. Kg Schraube

Also Published As

Publication number Publication date
EP3974664B1 (en) 2023-11-29
EP3974664B8 (en) 2024-01-24
EP3974664A1 (en) 2022-03-30

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