DE763737C - - Google Patents

Info

Publication number
DE763737C
DE763737C DENDAT763737D DE763737DA DE763737C DE 763737 C DE763737 C DE 763737C DE NDAT763737 D DENDAT763737 D DE NDAT763737D DE 763737D A DE763737D A DE 763737DA DE 763737 C DE763737 C DE 763737C
Authority
DE
Germany
Prior art keywords
screw
key
head
pin
hole
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.)
Active
Application number
DENDAT763737D
Other languages
German (de)
English (en)
Publication of DE763737C publication Critical patent/DE763737C/de
Active 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
    • F16B23/0038—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 prismatic with up to six edges, e.g. triangular, square, pentagonal, Allen-type cross-sections

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrophotography Configuration And Component (AREA)
DENDAT763737D Active DE763737C (fr)

Publications (1)

Publication Number Publication Date
DE763737C true DE763737C (fr)

Family

ID=577411

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT763737D Active DE763737C (fr)

Country Status (1)

Country Link
DE (1) DE763737C (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3463209A (en) * 1965-05-17 1969-08-26 Romain Podolsky Screw fasteners
US4079643A (en) * 1977-01-17 1978-03-21 Evans James P Wrench and ratcheting bolt
EP0109693A1 (fr) * 1982-09-23 1984-05-30 REHAU AG + Co Elément de jonction pour des couches d'emballage
US4569259A (en) * 1984-04-25 1986-02-11 Rubin Sol R Automobile wheel cover locking bolt and wrench combination
DE3610367A1 (de) * 1986-03-27 1987-10-01 Fischer & Kastner Armaturen Gm Absperrorgan fuer eine rohrleitung
US6017177A (en) * 1997-10-06 2000-01-25 Mcgard, Inc. Multi-tier security fastener

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3463209A (en) * 1965-05-17 1969-08-26 Romain Podolsky Screw fasteners
US4079643A (en) * 1977-01-17 1978-03-21 Evans James P Wrench and ratcheting bolt
EP0109693A1 (fr) * 1982-09-23 1984-05-30 REHAU AG + Co Elément de jonction pour des couches d'emballage
US4756653A (en) * 1982-09-23 1988-07-12 Rehau Ag & Co. Fastening element for securing packing sheets
US4569259A (en) * 1984-04-25 1986-02-11 Rubin Sol R Automobile wheel cover locking bolt and wrench combination
DE3610367A1 (de) * 1986-03-27 1987-10-01 Fischer & Kastner Armaturen Gm Absperrorgan fuer eine rohrleitung
US6017177A (en) * 1997-10-06 2000-01-25 Mcgard, Inc. Multi-tier security fastener

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