KR860008046U - Screw - Google Patents

Screw

Info

Publication number
KR860008046U
KR860008046U KR2019840013562U KR840013562U KR860008046U KR 860008046 U KR860008046 U KR 860008046U KR 2019840013562 U KR2019840013562 U KR 2019840013562U KR 840013562 U KR840013562 U KR 840013562U KR 860008046 U KR860008046 U KR 860008046U
Authority
KR
South Korea
Prior art keywords
screw
Prior art date
Application number
KR2019840013562U
Other languages
Korean (ko)
Other versions
KR870001146Y1 (en
Inventor
홍태준
Original Assignee
주식회사금성사
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 주식회사금성사 filed Critical 주식회사금성사
Priority to KR2019840013562U priority Critical patent/KR870001146Y1/en
Publication of KR860008046U publication Critical patent/KR860008046U/en
Application granted granted Critical
Publication of KR870001146Y1 publication Critical patent/KR870001146Y1/en

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
    • F16B39/28—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
    • F16B39/30—Locking exclusively by special shape of the screw-thread
    • 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
    • F16B25/0068—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 with multiple-threads, e.g. a double thread screws

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Dowels (AREA)
KR2019840013562U 1984-12-19 1984-12-19 A screw KR870001146Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019840013562U KR870001146Y1 (en) 1984-12-19 1984-12-19 A screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019840013562U KR870001146Y1 (en) 1984-12-19 1984-12-19 A screw

Publications (2)

Publication Number Publication Date
KR860008046U true KR860008046U (en) 1986-07-21
KR870001146Y1 KR870001146Y1 (en) 1987-03-25

Family

ID=70163159

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019840013562U KR870001146Y1 (en) 1984-12-19 1984-12-19 A screw

Country Status (1)

Country Link
KR (1) KR870001146Y1 (en)

Also Published As

Publication number Publication date
KR870001146Y1 (en) 1987-03-25

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Year of fee payment: 12

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