GB0518404D0 - New and radical screw fixing system - Google Patents

New and radical screw fixing system

Info

Publication number
GB0518404D0
GB0518404D0 GBGB0518404.9A GB0518404A GB0518404D0 GB 0518404 D0 GB0518404 D0 GB 0518404D0 GB 0518404 A GB0518404 A GB 0518404A GB 0518404 D0 GB0518404 D0 GB 0518404D0
Authority
GB
United Kingdom
Prior art keywords
radical
new
screw fixing
fixing system
screw
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.)
Granted
Application number
GBGB0518404.9A
Other versions
GB2431604A (en
GB2431604B (en
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
Application filed by Individual filed Critical Individual
Priority to GB0518404A priority Critical patent/GB2431604B/en
Publication of GB0518404D0 publication Critical patent/GB0518404D0/en
Publication of GB2431604A publication Critical patent/GB2431604A/en
Application granted granted Critical
Publication of GB2431604B publication Critical patent/GB2431604B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • B25B15/005—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with cross- or star-shaped cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B15/00—Screwdrivers
    • B25B15/001—Screwdrivers characterised by material or shape of the tool bit
    • B25B15/004—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section
    • 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
    • F16B23/0038—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 substantially prismatic with up to six edges, e.g. triangular, square, pentagonal, Allen-type cross-sections
    • 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
    • F16B23/0069—Specially shaped nuts or heads of bolts or screws for rotations by a tool with holes to be engaged with corresponding pins on the tool or protruding pins to be engaged with corresponding holes on the tool

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
GB0518404A 2005-09-09 2005-09-09 A screw fixing system Expired - Fee Related GB2431604B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0518404A GB2431604B (en) 2005-09-09 2005-09-09 A screw fixing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0518404A GB2431604B (en) 2005-09-09 2005-09-09 A screw fixing system

Publications (3)

Publication Number Publication Date
GB0518404D0 true GB0518404D0 (en) 2005-10-19
GB2431604A GB2431604A (en) 2007-05-02
GB2431604B GB2431604B (en) 2010-12-15

Family

ID=35221181

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0518404A Expired - Fee Related GB2431604B (en) 2005-09-09 2005-09-09 A screw fixing system

Country Status (1)

Country Link
GB (1) GB2431604B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106122217A (en) * 2016-08-11 2016-11-16 广东技术师范学院 A kind of flower triangle screw
CN106112893A (en) * 2016-08-11 2016-11-16 广东技术师范学院 A kind of flower triangle screw cutter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL42923C (en) * 1934-07-03
GB753367A (en) * 1953-02-25 1956-07-25 Thomas Leo Faul Socket head screw and driver therefor
US3363500A (en) * 1965-03-10 1968-01-16 Nat Screw & Mfg Company Screw
US3872904A (en) * 1972-11-24 1975-03-25 John W Barlow Flex coupling fastener
SU438814A1 (en) * 1973-01-02 1974-08-05 Предприятие П/Я Р-6401 Fastener part
FR2356046A1 (en) * 1976-06-22 1978-01-20 Gfd Self-locking screw with socket head - is tightened by engagement of special tool with flap surfaces, on sides of equilateral triangle, with curved surfaces to prevent unscrewing
SG124318A1 (en) * 2005-02-02 2006-08-30 Spurway Cooke Ind Pte Ltd Fastener

Also Published As

Publication number Publication date
GB2431604A (en) 2007-05-02
GB2431604B (en) 2010-12-15

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20090122 AND 20090128

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20200909