GB8529527D0 - Rigid drive screw system - Google Patents

Rigid drive screw system

Info

Publication number
GB8529527D0
GB8529527D0 GB858529527A GB8529527A GB8529527D0 GB 8529527 D0 GB8529527 D0 GB 8529527D0 GB 858529527 A GB858529527 A GB 858529527A GB 8529527 A GB8529527 A GB 8529527A GB 8529527 D0 GB8529527 D0 GB 8529527D0
Authority
GB
United Kingdom
Prior art keywords
drive screw
screw system
rigid drive
rigid
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.)
Withdrawn
Application number
GB858529527A
Other versions
GB2188389A (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.)
Newbould C A
Original Assignee
Newbould C A
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 Newbould C A filed Critical Newbould C A
Priority to GB08529527A priority Critical patent/GB2188389A/en
Publication of GB8529527D0 publication Critical patent/GB8529527D0/en
Publication of GB2188389A publication Critical patent/GB2188389A/en
Withdrawn legal-status Critical Current

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
    • B25B15/007—Screwdrivers characterised by material or shape of the tool bit characterised by cross-section with blade of flat or substantially flat 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
    • F16B23/0015—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 rectangular, e.g. one-slot head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
GB08529527A 1985-11-30 1985-11-30 Screw driving formations Withdrawn GB2188389A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08529527A GB2188389A (en) 1985-11-30 1985-11-30 Screw driving formations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08529527A GB2188389A (en) 1985-11-30 1985-11-30 Screw driving formations

Publications (2)

Publication Number Publication Date
GB8529527D0 true GB8529527D0 (en) 1986-01-08
GB2188389A GB2188389A (en) 1987-09-30

Family

ID=10589048

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08529527A Withdrawn GB2188389A (en) 1985-11-30 1985-11-30 Screw driving formations

Country Status (1)

Country Link
GB (1) GB2188389A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3709513A1 (en) * 1987-03-23 1988-10-13 Salice Arturo Spa METHOD FOR PRODUCING A SCREW WITH A SCREW HEAD WITH CROSS-SLOTS
DE9403019U1 (en) * 1994-02-23 1995-06-22 Marker Deutschland Gmbh, 82438 Eschenlohe Head of an adjusting spindle or screw with cross recess
CN1130276C (en) * 1998-02-24 2003-12-10 户津胜行 Screwdriver bit and its combination with screw
GB2367104A (en) * 2000-09-26 2002-03-27 Maxim Jago Sam Hobbins Screw head slot which retains a complementary screwdriver
DE102012001904A1 (en) * 2012-01-27 2013-08-01 Heinz Grund Method for equipping connecting element e.g. hexagonal bolt/screw, involves forming sectional contour by threaded shaft progressing in movement direction of tool to form undercut web contour that is injected into recess
US20220316513A1 (en) * 2021-04-02 2022-10-06 William Norton Fastener

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB607299A (en) * 1944-11-20 1948-08-27 Albert Edward Hoare Improvements in screws of slotted head type
US4033003A (en) * 1975-11-07 1977-07-05 Briles Manufacturing Head forming method
GB2037925A (en) * 1978-09-08 1980-07-16 Gottelier A J D Screwdriver Bits and Screws
US4311071A (en) * 1980-01-31 1982-01-19 Marvin Bassell Screw driver and screw head system
JPS59117908A (en) * 1982-11-09 1984-07-07 タイタス・ツ−ル・カムパニ−・リミテツド Fastener and its manufacture

Also Published As

Publication number Publication date
GB2188389A (en) 1987-09-30

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)