CH517564A - Schraubenzieher - Google Patents

Schraubenzieher

Info

Publication number
CH517564A
CH517564A CH272565A CH272565A CH517564A CH 517564 A CH517564 A CH 517564A CH 272565 A CH272565 A CH 272565A CH 272565 A CH272565 A CH 272565A CH 517564 A CH517564 A CH 517564A
Authority
CH
Switzerland
Prior art keywords
screwdriver
screw
grooves
wings
side walls
Prior art date
Application number
CH272565A
Other languages
German (de)
English (en)
Inventor
Thomas Fletcher Alan
Original Assignee
Gkn Screws Fasteners 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 Gkn Screws Fasteners Ltd filed Critical Gkn Screws Fasteners Ltd
Publication of CH517564A publication Critical patent/CH517564A/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Drilling Tools (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
CH272565A 1964-02-29 1965-02-26 Schraubenzieher CH517564A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8586/64A GB1102404A (en) 1964-02-29 1964-02-29 Improvements in or relating to screw driving tools

Publications (1)

Publication Number Publication Date
CH517564A true CH517564A (de) 1972-01-15

Family

ID=9855328

Family Applications (1)

Application Number Title Priority Date Filing Date
CH272565A CH517564A (de) 1964-02-29 1965-02-26 Schraubenzieher

Country Status (7)

Country Link
AT (1) AT274695B (fr)
BE (1) BE660332A (fr)
CH (1) CH517564A (fr)
DE (1) DE1914099U (fr)
ES (1) ES309937A2 (fr)
FR (1) FR1425776A (fr)
GB (1) GB1102404A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2469250A1 (fr) * 1979-11-12 1981-05-22 Defougeres Pierre Embout cruciforme pour outil de vissage
US4998454A (en) * 1988-11-14 1991-03-12 Black & Decker Inc. Screwdriver bit for phillips-head fasteners

Also Published As

Publication number Publication date
FR1425776A (fr) 1966-01-24
ES309937A2 (es) 1965-07-01
DE1914099U (de) 1965-04-15
BE660332A (fr) 1965-06-16
GB1102404A (en) 1968-02-07
AT274695B (de) 1969-09-25

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Legal Events

Date Code Title Description
PL Patent ceased