GB2575123B - Improvements in fasteners - Google Patents

Improvements in fasteners Download PDF

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Publication number
GB2575123B
GB2575123B GB1811552.7A GB201811552A GB2575123B GB 2575123 B GB2575123 B GB 2575123B GB 201811552 A GB201811552 A GB 201811552A GB 2575123 B GB2575123 B GB 2575123B
Authority
GB
United Kingdom
Prior art keywords
fasteners
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.)
Active
Application number
GB1811552.7A
Other versions
GB2575123A (en
GB201811552D0 (en
Inventor
Budd Geoffrey
De Angelis Enrico
Gibb Keith
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.)
Trifast PLC
Original Assignee
Trifast PLC
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 Trifast PLC filed Critical Trifast PLC
Priority to GB1811552.7A priority Critical patent/GB2575123B/en
Publication of GB201811552D0 publication Critical patent/GB201811552D0/en
Priority to PCT/GB2019/051965 priority patent/WO2020012197A1/en
Priority to TW108124709A priority patent/TW202012798A/en
Publication of GB2575123A publication Critical patent/GB2575123A/en
Application granted granted Critical
Publication of GB2575123B publication Critical patent/GB2575123B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00Screwdrivers
    • B25B15/001Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02Arrangements for handling screws or nuts
    • B25B23/08Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B23/00Specially shaped nuts or heads of bolts or screws for rotations by a tool
    • F16B23/0007Specially 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
    • F16B23/0038Specially 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 substantially prismatic with up to six edges, e.g. triangular, square, pentagonal, Allen-type cross-sections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B41/00Measures against loss of bolts, nuts, or pins; Measures against unauthorised operation of bolts, nuts or pins
    • F16B41/005Measures against unauthorised operation of bolts, nuts or pins
GB1811552.7A 2018-07-13 2018-07-13 Improvements in fasteners Active GB2575123B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1811552.7A GB2575123B (en) 2018-07-13 2018-07-13 Improvements in fasteners
PCT/GB2019/051965 WO2020012197A1 (en) 2018-07-13 2019-07-12 Improvements in fasteners
TW108124709A TW202012798A (en) 2018-07-13 2019-07-12 Improvements in fasteners

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1811552.7A GB2575123B (en) 2018-07-13 2018-07-13 Improvements in fasteners

Publications (3)

Publication Number Publication Date
GB201811552D0 GB201811552D0 (en) 2018-08-29
GB2575123A GB2575123A (en) 2020-01-01
GB2575123B true GB2575123B (en) 2020-07-08

Family

ID=63273367

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1811552.7A Active GB2575123B (en) 2018-07-13 2018-07-13 Improvements in fasteners

Country Status (3)

Country Link
GB (1) GB2575123B (en)
TW (1) TW202012798A (en)
WO (1) WO2020012197A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2608892A1 (en) * 1976-03-04 1977-09-08 Udo Schade Triangular aperture screw head - fits triangular section screwdriver with curved sides centred on opposite corner of triangle
GB2213546A (en) * 1987-12-11 1989-08-16 Southco Tamper-resistant fastener and tool for same
US5598753A (en) * 1995-02-07 1997-02-04 Lee; James S. Eagle wing tips tamper-proof fastener and driver tool
WO1999023389A1 (en) * 1997-10-31 1999-05-14 Creare Inc. Spiral drive system for threaded fasteners
DE20303978U1 (en) * 2003-03-13 2003-05-15 Hummel Anton Verwaltung Screw element has operating section which has outer or inner elliptical contour to engage with similarly contoured operating tool
US20070266832A1 (en) * 2006-05-17 2007-11-22 Peter Polick Rotary Driving Tool for High Angular Engagement with Elliptiziodal Driving Head
DE202017104290U1 (en) * 2017-07-19 2017-08-04 Lutz Barich Screw for releasably securing publicly accessible objects and screwing tool for screwing in and out of a screw

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6935824B2 (en) * 2003-04-29 2005-08-30 Edmund A. Nowak, Jr. Tamper resistant screw

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2608892A1 (en) * 1976-03-04 1977-09-08 Udo Schade Triangular aperture screw head - fits triangular section screwdriver with curved sides centred on opposite corner of triangle
GB2213546A (en) * 1987-12-11 1989-08-16 Southco Tamper-resistant fastener and tool for same
US5598753A (en) * 1995-02-07 1997-02-04 Lee; James S. Eagle wing tips tamper-proof fastener and driver tool
WO1999023389A1 (en) * 1997-10-31 1999-05-14 Creare Inc. Spiral drive system for threaded fasteners
DE20303978U1 (en) * 2003-03-13 2003-05-15 Hummel Anton Verwaltung Screw element has operating section which has outer or inner elliptical contour to engage with similarly contoured operating tool
US20070266832A1 (en) * 2006-05-17 2007-11-22 Peter Polick Rotary Driving Tool for High Angular Engagement with Elliptiziodal Driving Head
DE202017104290U1 (en) * 2017-07-19 2017-08-04 Lutz Barich Screw for releasably securing publicly accessible objects and screwing tool for screwing in and out of a screw

Also Published As

Publication number Publication date
GB2575123A (en) 2020-01-01
GB201811552D0 (en) 2018-08-29
WO2020012197A1 (en) 2020-01-16
TW202012798A (en) 2020-04-01

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