DE202005000968U1 - Cross slot head screw, has four straight slots extending right up to screw head periphery - Google Patents

Cross slot head screw, has four straight slots extending right up to screw head periphery Download PDF

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Publication number
DE202005000968U1
DE202005000968U1 DE200520000968 DE202005000968U DE202005000968U1 DE 202005000968 U1 DE202005000968 U1 DE 202005000968U1 DE 200520000968 DE200520000968 DE 200520000968 DE 202005000968 U DE202005000968 U DE 202005000968U DE 202005000968 U1 DE202005000968 U1 DE 202005000968U1
Authority
DE
Germany
Prior art keywords
screw
head
slots extending
cross slot
straight slots
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.)
Expired - Lifetime
Application number
DE200520000968
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE200520000968 priority Critical patent/DE202005000968U1/en
Publication of DE202005000968U1 publication Critical patent/DE202005000968U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Plates (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

The four slots (1) forming the cross meet at right angles in the middle of the screw head and extend in straight lines right up to the head periphery. An independent claim is also included for a screwdriver for use in conjunction with these screws, which has a blunt and non-tapered screwdriver bit.
DE200520000968 2005-01-21 2005-01-21 Cross slot head screw, has four straight slots extending right up to screw head periphery Expired - Lifetime DE202005000968U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE200520000968 DE202005000968U1 (en) 2005-01-21 2005-01-21 Cross slot head screw, has four straight slots extending right up to screw head periphery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200520000968 DE202005000968U1 (en) 2005-01-21 2005-01-21 Cross slot head screw, has four straight slots extending right up to screw head periphery

Publications (1)

Publication Number Publication Date
DE202005000968U1 true DE202005000968U1 (en) 2005-04-07

Family

ID=34429118

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200520000968 Expired - Lifetime DE202005000968U1 (en) 2005-01-21 2005-01-21 Cross slot head screw, has four straight slots extending right up to screw head periphery

Country Status (1)

Country Link
DE (1) DE202005000968U1 (en)

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 20050512

R156 Lapse of ip right after 3 years

Effective date: 20080801