BE618104A - Improvements to threaded metal fasteners and fitting tools for these elements - Google Patents

Improvements to threaded metal fasteners and fitting tools for these elements

Info

Publication number
BE618104A
BE618104A BE618104A BE618104A BE618104A BE 618104 A BE618104 A BE 618104A BE 618104 A BE618104 A BE 618104A BE 618104 A BE618104 A BE 618104A BE 618104 A BE618104 A BE 618104A
Authority
BE
Belgium
Prior art keywords
elements
threaded metal
metal fasteners
fitting tools
tools
Prior art date
Application number
BE618104A
Other languages
French (fr)
Inventor
Herman Gustave Muenchinger
Original Assignee
Guest
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 Guest filed Critical Guest
Publication of BE618104A publication Critical patent/BE618104A/en

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
    • F16B23/0023—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
    • 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
    • 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)
  • General Engineering & Computer Science (AREA)
  • Forging (AREA)
  • Connection Of Plates (AREA)
  • Bolts, Nuts, And Washers (AREA)
  • Insertion Pins And Rivets (AREA)
  • Slide Fasteners (AREA)
BE618104A 1961-05-26 1962-05-25 Improvements to threaded metal fasteners and fitting tools for these elements BE618104A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11283661A 1961-05-26 1961-05-26

Publications (1)

Publication Number Publication Date
BE618104A true BE618104A (en) 1962-09-17

Family

ID=22346082

Family Applications (1)

Application Number Title Priority Date Filing Date
BE618104A BE618104A (en) 1961-05-26 1962-05-25 Improvements to threaded metal fasteners and fitting tools for these elements

Country Status (11)

Country Link
AT (2) AT253309B (en)
BE (1) BE618104A (en)
CH (3) CH451605A (en)
DE (3) DE1675640B1 (en)
DK (1) DK113041B (en)
ES (1) ES277721A1 (en)
FI (1) FI45380C (en)
GB (1) GB1006509A (en)
LU (1) LU41783A1 (en)
MY (1) MY6600087A (en)
NL (2) NL278918A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1521141A (en) * 1975-07-19 1978-08-16 Gkn Fasteners Ltd Threaded fastener
US4355552A (en) * 1980-04-14 1982-10-26 Technofast, Inc. Recessed head screw
GB2129348B (en) * 1982-09-08 1986-09-24 Blum Gmbh Julius Screws
DE3670134D1 (en) * 1985-06-03 1990-05-10 Isotech Consultants Inc SCREW DRIVE REMOVAL.
DE3709513A1 (en) * 1987-03-23 1988-10-13 Salice Arturo Spa METHOD FOR PRODUCING A SCREW WITH A SCREW HEAD WITH CROSS-SLOTS
GB2244775B (en) * 1990-06-05 1993-08-11 Titus Tool Co Ltd Screws
IT1269314B (en) * 1994-04-14 1997-03-26 Carlo Sala SCREW AND RELATIVE SCREWING TOOL
US6223634B1 (en) 1997-10-03 2001-05-01 Phillips Screw Company Recessed head fastener and driver systems
WO1999047820A1 (en) * 1998-03-18 1999-09-23 Francisco Casino Lorite Assembly of screw and screwdriver which are mutually self-gripping
KR20170097040A (en) 2014-12-17 2017-08-25 리써치 엔지니어링 앤 매뉴팩쳐링, 인크. Recessed head fastener and driver combination

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2588404A (en) * 1946-09-04 1952-03-11 Herman G Muenchinger Fastening device and method of making same
FR1255865A (en) * 1959-05-05 1961-03-10 Phillips Screw Co Hollow head threaded fastener

Also Published As

Publication number Publication date
GB1006509A (en) 1965-10-06
MY6600087A (en) 1966-12-31
LU41783A1 (en) 1962-07-25
DE1950935U (en) 1966-12-01
AT241237B (en) 1965-07-12
NL278918A (en)
DE1949486U (en) 1966-11-10
NL133564C (en)
AT253309B (en) 1967-04-10
DK113041B (en) 1969-02-10
CH451605A (en) 1968-05-15
FI45380C (en) 1972-05-10
FI45380B (en) 1972-01-31
DE1675640B1 (en) 1969-12-11
CH464117A (en) 1968-10-15
CH456312A (en) 1968-07-15
ES277721A1 (en) 1962-10-01

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