GB8827888D0 - Improved screwdriver slot - Google Patents

Improved screwdriver slot

Info

Publication number
GB8827888D0
GB8827888D0 GB888827888A GB8827888A GB8827888D0 GB 8827888 D0 GB8827888 D0 GB 8827888D0 GB 888827888 A GB888827888 A GB 888827888A GB 8827888 A GB8827888 A GB 8827888A GB 8827888 D0 GB8827888 D0 GB 8827888D0
Authority
GB
United Kingdom
Prior art keywords
screwdriver slot
improved screwdriver
improved
slot
screwdriver
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Withdrawn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
GB888827888A
Other versions
GB2225547A (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.)
Thomsett J H
Original Assignee
Thomsett J H
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 Thomsett J H filed Critical Thomsett J H
Priority to GB8827888A priority Critical patent/GB2225547A/en
Publication of GB8827888D0 publication Critical patent/GB8827888D0/en
Publication of GB2225547A publication Critical patent/GB2225547A/en
Withdrawn legal-status Critical Current

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
    • F16B23/0015—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
    • 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
GB8827888A 1988-11-30 1988-11-30 Screwdriver and screw Withdrawn GB2225547A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8827888A GB2225547A (en) 1988-11-30 1988-11-30 Screwdriver and screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8827888A GB2225547A (en) 1988-11-30 1988-11-30 Screwdriver and screw

Publications (2)

Publication Number Publication Date
GB8827888D0 true GB8827888D0 (en) 1989-01-05
GB2225547A GB2225547A (en) 1990-06-06

Family

ID=10647678

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8827888A Withdrawn GB2225547A (en) 1988-11-30 1988-11-30 Screwdriver and screw

Country Status (1)

Country Link
GB (1) GB2225547A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2421922A (en) * 2005-01-10 2006-07-12 Paul Cornwall Non slip screwdriver and corresponding screw
US9265600B2 (en) 2013-02-27 2016-02-23 Orthopediatrics Corp. Graft fixation
USD739220S1 (en) * 2014-09-30 2015-09-22 Lee Valley Tools Ltd. Wall fastener

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB805275A (en) * 1956-06-08 1958-12-03 Douglas Ferdinand Theodore Des A device for preventing a screw driver slipping in the slot of a screw
NL276619A (en) * 1961-03-31
GB1223900A (en) * 1968-07-31 1971-03-03 Gkn Screws Fasteners Ltd Improvements in or relating to tamperproof screws
US3695321A (en) * 1970-06-30 1972-10-03 Jacob W Garehime Jr Cavity head screw and driving tool therefor
AU438180B2 (en) * 1972-06-27 1973-07-17 Screw and screwdriver combination
GB1455003A (en) * 1973-03-15 1976-11-10 Iskra M Screwdrivers and screws for use therewith

Also Published As

Publication number Publication date
GB2225547A (en) 1990-06-06

Similar Documents

Publication Publication Date Title
GB8904516D0 (en) Screwdriver
DK151589A (en) Nail
GB8922162D0 (en) Screwdriver
GB8610454D0 (en) Screwdriver
GB8917565D0 (en) Screwdriver
GB8827888D0 (en) Improved screwdriver slot
DE3990052D2 (en) Fenster- oder tuereinheit
ZA89422B (en) Wingsail
EP0336100A3 (en) Refixation nail
GB2218967B (en) Case
EP0413219A3 (en) Screwdriver
GB8808402D0 (en) Ski-brake
GB8807109D0 (en) Bar screwdriver
GB8909169D0 (en) Torque-indicating screwdriver
GB8828177D0 (en) Insert
GB8806683D0 (en) Screwdriver attachment
GB8610208D0 (en) Screwdriver
GB8618507D0 (en) Screwdriver
GB8601766D0 (en) Screwdriver
YU138688A (en) ?
AU103415S (en) Time piece
AU103436S (en) Time piece
AU103414S (en) Time piece
AU103412S (en) Time piece
AU103416S (en) Time piece

Legal Events

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