DE158599C - - Google Patents

Info

Publication number
DE158599C
DE158599C DENDAT158599D DE158599DA DE158599C DE 158599 C DE158599 C DE 158599C DE NDAT158599 D DENDAT158599 D DE NDAT158599D DE 158599D A DE158599D A DE 158599DA DE 158599 C DE158599 C DE 158599C
Authority
DE
Germany
Prior art keywords
screwdriver
screw head
screw
slot
head
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
DENDAT158599D
Other languages
German (de)
English (en)
Publication of DE158599C publication Critical patent/DE158599C/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
    • F16B23/0015—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
DENDAT158599D Active DE158599C (OSRAM)

Publications (1)

Publication Number Publication Date
DE158599C true DE158599C (OSRAM)

Family

ID=424764

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT158599D Active DE158599C (OSRAM)

Country Status (1)

Country Link
DE (1) DE158599C (OSRAM)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556155A (en) * 1946-07-13 1951-06-05 Domnic V Stellin Socket head screw
US2826231A (en) * 1953-09-03 1958-03-11 Alden Milton Screw mounting bracket for sheet metal and screw held captive therein
US2996943A (en) * 1956-12-24 1961-08-22 Clyde C Johnson Carpentry screw
DE1215235B (de) * 1957-10-11 1966-04-28 Josef Eisert Schaltanlagen-Reihenklemme mit beweglichem Anschlussstueck fuer Querbruecken u. dgl.
US5203657A (en) * 1991-05-29 1993-04-20 Topura Co., Ltd. Self-tapping screw
US5205694A (en) * 1991-05-29 1993-04-27 Topura Co., Ltd. Self-tapping screw
US5249882A (en) * 1991-05-29 1993-10-05 Topura Co., Ltd. Self-tapping screw

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556155A (en) * 1946-07-13 1951-06-05 Domnic V Stellin Socket head screw
US2826231A (en) * 1953-09-03 1958-03-11 Alden Milton Screw mounting bracket for sheet metal and screw held captive therein
US2996943A (en) * 1956-12-24 1961-08-22 Clyde C Johnson Carpentry screw
DE1215235B (de) * 1957-10-11 1966-04-28 Josef Eisert Schaltanlagen-Reihenklemme mit beweglichem Anschlussstueck fuer Querbruecken u. dgl.
US5203657A (en) * 1991-05-29 1993-04-20 Topura Co., Ltd. Self-tapping screw
US5205694A (en) * 1991-05-29 1993-04-27 Topura Co., Ltd. Self-tapping screw
US5249882A (en) * 1991-05-29 1993-10-05 Topura Co., Ltd. Self-tapping screw

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