SE7808159L - SPARSKRUV - Google Patents

SPARSKRUV

Info

Publication number
SE7808159L
SE7808159L SE7808159A SE7808159A SE7808159L SE 7808159 L SE7808159 L SE 7808159L SE 7808159 A SE7808159 A SE 7808159A SE 7808159 A SE7808159 A SE 7808159A SE 7808159 L SE7808159 L SE 7808159L
Authority
SE
Sweden
Prior art keywords
sparskruv
Prior art date
Application number
SE7808159A
Other languages
Swedish (sv)
Inventor
C-O Bauer
E Bode
K Diehl
Original Assignee
Bauer Gmbh & Co Carl
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 Bauer Gmbh & Co Carl filed Critical Bauer Gmbh & Co Carl
Publication of SE7808159L publication Critical patent/SE7808159L/en

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
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • B21K1/463—Making machine elements bolts, studs, or the like with heads with recessed heads
    • 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
    • F16B23/0023—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 cross-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
SE7808159A 1977-08-06 1978-07-26 SPARSKRUV SE7808159L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772735546 DE2735546A1 (en) 1977-08-06 1977-08-06 Slotted screw, screwdriver and tools for making such screws

Publications (1)

Publication Number Publication Date
SE7808159L true SE7808159L (en) 1979-02-07

Family

ID=6015817

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7808159A SE7808159L (en) 1977-08-06 1978-07-26 SPARSKRUV

Country Status (5)

Country Link
DE (1) DE2735546A1 (en)
FR (1) FR2399568A1 (en)
GB (1) GB2002082A (en)
IT (1) IT1097637B (en)
SE (1) SE7808159L (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2221004A (en) * 1988-07-21 1990-01-24 Europ Ind Services Limited Tamperproof fastener, punch and driving tool
WO2018226755A1 (en) * 2017-06-05 2018-12-13 Seescan, Inc Deep water enclosures for lighting and imaging

Also Published As

Publication number Publication date
IT7826504A0 (en) 1978-08-04
FR2399568A1 (en) 1979-03-02
GB2002082A (en) 1979-02-14
IT1097637B (en) 1985-08-31
DE2735546A1 (en) 1979-02-08

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