HK43178A - Screw-threaded fastener - Google Patents

Screw-threaded fastener

Info

Publication number
HK43178A
HK43178A HK43178A HK43178A HK43178A HK 43178 A HK43178 A HK 43178A HK 43178 A HK43178 A HK 43178A HK 43178 A HK43178 A HK 43178A HK 43178 A HK43178 A HK 43178A
Authority
HK
Hong Kong
Prior art keywords
screw
threaded fastener
fastener
threaded
Prior art date
Application number
HK43178A
Other languages
English (en)
Inventor
Kozo Yamamoto
Keiichi Yamamoto
Original Assignee
Yamamoto Byora 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 Yamamoto Byora Co Ltd filed Critical Yamamoto Byora Co Ltd
Publication of HK43178A publication Critical patent/HK43178A/xx

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
    • F16B23/00—Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool
    • F16B23/003—Specially shaped nuts or heads of bolts or screws for rotations by a tool characterised by the shape of the recess or the protrusion engaging the tool star-shaped or multi-lobular, e.g. Torx-type, twelve-point star

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
HK43178A 1973-10-29 1978-08-03 Screw-threaded fastener HK43178A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973125101U JPS5333078Y2 (Direct) 1973-10-29 1973-10-29

Publications (1)

Publication Number Publication Date
HK43178A true HK43178A (en) 1978-08-11

Family

ID=14901865

Family Applications (1)

Application Number Title Priority Date Filing Date
HK43178A HK43178A (en) 1973-10-29 1978-08-03 Screw-threaded fastener

Country Status (4)

Country Link
JP (1) JPS5333078Y2 (Direct)
DE (1) DE2451373A1 (Direct)
GB (1) GB1491515A (Direct)
HK (1) HK43178A (Direct)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402116A (en) * 1980-06-09 1983-09-06 Schenck Alexander W Concealed interlocking fastener
ATE19138T1 (de) * 1980-07-23 1986-04-15 Gkn Screws Fasteners Ltd Schrauben und schraubenzieher-kombination.
GB2123509B (en) * 1982-06-25 1986-01-29 Atomic Energy Authority Uk Screw fasteners
FR2546584B1 (fr) * 1983-05-26 1985-08-30 Decaut Et Btr Reunis Organe a visser de pieds reduit par rapport aux organes a visser a six pans creux
DE3670134D1 (de) * 1985-06-03 1990-05-10 Isotech Consultants Inc Schraubenantriebsausnehmung.
US4911593A (en) * 1989-05-02 1990-03-27 Kephart R Dewain Ratchet driven threaded fasteners
US5137407A (en) * 1989-11-22 1992-08-11 Osg Corporation Head drive for threaded fastener
GB2390408B (en) 2002-07-04 2005-11-23 Eric Walker Screw and driver therefor
SG176944A1 (en) * 2009-06-24 2012-01-30 Osg System Products Co Ltd Screw tightening structure, screw, and screw tightening tool
CA3104143C (en) * 2011-08-25 2023-08-22 Infastech Intellectual Properties Pte. Ltd. Tapered lobular driver and fastener
WO2013150451A1 (en) 2012-04-03 2013-10-10 Itw Construction Products, Aps Fastener with multilobular tool engaging portion
DE102013105812A1 (de) * 2013-06-05 2014-12-11 Ejot Gmbh & Co. Kg Schraubenantrieb
CN103967904A (zh) * 2014-05-12 2014-08-06 国家电网公司 反窃电专用螺丝及其配套螺丝刀
CN109563865B (zh) 2016-07-11 2021-08-20 菲利普螺丝公司 具有稳定肋的紧固件系统
US10995788B2 (en) 2017-12-15 2021-05-04 Phillips Screw Company Stick fit fastener recess system
DE102020110450B4 (de) * 2020-04-16 2024-05-23 Nicole Bongartz Antriebselement

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2402342A (en) * 1944-08-04 1946-06-18 Phillips Screw Co Screw

Also Published As

Publication number Publication date
JPS5068156U (Direct) 1975-06-18
GB1491515A (en) 1977-11-09
JPS5333078Y2 (Direct) 1978-08-15
DE2451373A1 (de) 1975-05-07

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