BE418916A - - Google Patents

Info

Publication number
BE418916A
BE418916A BE418916DA BE418916A BE 418916 A BE418916 A BE 418916A BE 418916D A BE418916D A BE 418916DA BE 418916 A BE418916 A BE 418916A
Authority
BE
Belgium
Application number
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.)
Publication of BE418916A publication Critical patent/BE418916A/xx
Priority claimed from US54100A external-priority patent/US2058197A/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
    • F16B23/0015—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)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
BE418916D 1935-12-12 BE418916A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US54100A US2058197A (en) 1935-12-12 1935-12-12 Screw
US101623A US2160244A (en) 1935-12-12 1936-09-19 Screw driver

Publications (1)

Publication Number Publication Date
BE418916A true BE418916A (enrdf_load_stackoverflow)

Family

ID=26732645

Family Applications (1)

Application Number Title Priority Date Filing Date
BE418916D BE418916A (enrdf_load_stackoverflow) 1935-12-12

Country Status (3)

Country Link
US (1) US2160244A (enrdf_load_stackoverflow)
BE (1) BE418916A (enrdf_load_stackoverflow)
GB (1) GB487153A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502648A (en) * 1944-10-24 1950-04-04 Horace W Hacker Screw
US2676510A (en) * 1950-09-23 1954-04-27 Nat Screw & Mfg Company Screw driver slot with driver wedging means
FR1105234A (fr) * 1954-05-14 1955-11-29 Hi Shear Rivet Tool Company Tête de vis
NL276619A (enrdf_load_stackoverflow) * 1961-03-31
US4497225A (en) * 1983-05-06 1985-02-05 John Vaughn High torque fastener and driving tool
US4589154A (en) * 1983-05-06 1986-05-20 John Vaughn Method and apparatus for forming the head of a high torque fastener
US4590825A (en) * 1983-05-06 1986-05-27 John Vaughn High torque fastener and driving tool
US4670927A (en) * 1983-05-06 1987-06-09 John Vaughn Method and apparatus for forming the head of a high torque fastener
USD617625S1 (en) * 2008-02-01 2010-06-15 The Innovak Group Inc. Handle
US8955418B2 (en) 2013-03-08 2015-02-17 Black & Decker Inc. Threaded fastener driving tool

Also Published As

Publication number Publication date
US2160244A (en) 1939-05-30
GB487153A (en) 1938-06-13

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