DE1055887B - Schraube mit einem Kopfteil, der eine zentrale Ausnehmung und eine Anzahl radial davon ausgehender Nuten aufweist - Google Patents

Schraube mit einem Kopfteil, der eine zentrale Ausnehmung und eine Anzahl radial davon ausgehender Nuten aufweist

Info

Publication number
DE1055887B
DE1055887B DEA24425A DEA0024425A DE1055887B DE 1055887 B DE1055887 B DE 1055887B DE A24425 A DEA24425 A DE A24425A DE A0024425 A DEA0024425 A DE A0024425A DE 1055887 B DE1055887 B DE 1055887B
Authority
DE
Germany
Prior art keywords
wall
cross hole
cross
wing
screwdriver
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.)
Pending
Application number
DEA24425A
Other languages
German (de)
English (en)
Inventor
Jan A Smith
Herman G Muenchinger
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.)
AMERICAN SCREW CO
Original Assignee
AMERICAN SCREW CO
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 AMERICAN SCREW CO filed Critical AMERICAN SCREW CO
Publication of DE1055887B publication Critical patent/DE1055887B/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/919—Screw having driving contacts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Surgical Instruments (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Joining Of Building Structures In Genera (AREA)
DEA24425A 1955-03-16 1956-03-05 Schraube mit einem Kopfteil, der eine zentrale Ausnehmung und eine Anzahl radial davon ausgehender Nuten aufweist Pending DE1055887B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US494726A US2847894A (en) 1955-03-16 1955-03-16 Socketed screw head with uniformly offset grooves

Publications (1)

Publication Number Publication Date
DE1055887B true DE1055887B (de) 1959-04-23

Family

ID=23965712

Family Applications (1)

Application Number Title Priority Date Filing Date
DEA24425A Pending DE1055887B (de) 1955-03-16 1956-03-05 Schraube mit einem Kopfteil, der eine zentrale Ausnehmung und eine Anzahl radial davon ausgehender Nuten aufweist

Country Status (6)

Country Link
US (2) US2847894A (enrdf_load_stackoverflow)
BE (1) BE546137A (enrdf_load_stackoverflow)
DE (1) DE1055887B (enrdf_load_stackoverflow)
FR (1) FR1148891A (enrdf_load_stackoverflow)
GB (1) GB789272A (enrdf_load_stackoverflow)
NL (2) NL205416A (enrdf_load_stackoverflow)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3187790A (en) * 1959-05-18 1965-06-08 Hi Shear Rivet Tool Company Screw and screw driver coupling
DE1172904B (de) * 1961-01-26 1964-06-25 Aer O Terq Inc Kreuzschlitz fuer Kopfschrauben
US3170364A (en) * 1963-05-06 1965-02-23 Robert K Johnson Recessed head screw
US3288190A (en) * 1964-09-21 1966-11-29 John F Holmes Self-locking screw with friction reducing driving means
US3494243A (en) * 1967-06-28 1970-02-10 Standard Pressed Steel Co Sealing fastener
US4084478A (en) * 1974-09-12 1978-04-18 Phillips Screw Company Screw heads
US4355552A (en) * 1980-04-14 1982-10-26 Technofast, Inc. Recessed head screw
USD270424S (en) 1980-10-22 1983-09-06 The Eastern Company Tool operator for tool-operated locks
USD270229S (en) 1980-10-22 1983-08-23 The Eastern Company Tool and operator head for tool-operated lock
US4998454A (en) * 1988-11-14 1991-03-12 Black & Decker Inc. Screwdriver bit for phillips-head fasteners
CN1073000C (zh) * 1996-12-05 2001-10-17 沃拉·沃克·赫尔曼·沃纳两合公司 改锥或改锥头
US6223634B1 (en) 1997-10-03 2001-05-01 Phillips Screw Company Recessed head fastener and driver systems
US5957645A (en) 1997-10-31 1999-09-28 Phillips Screw Company Spiral drive system for threaded fasteners
US6164171A (en) * 1998-03-13 2000-12-26 Max Co., Ltd. Screwdriver used for screw tightener and screw suitably tightened by the screwdriver
US6199455B1 (en) 1999-03-08 2001-03-13 Jjct Enterprises, Inc. Driver, fastener and forming tool
US7293949B2 (en) * 2004-04-15 2007-11-13 Phillips Screw Company Spiral drive fastener with friction engageable surface
US7316535B2 (en) * 2005-11-14 2008-01-08 Ling-Fang Chen Screw with a convenient screw head
USD565943S1 (en) 2006-11-22 2008-04-08 Bulte Robert K Fastener head
CA2729836A1 (en) * 2008-04-21 2009-10-29 Asia Fastening (Us), Inc. Drive system
US8291795B2 (en) 2010-03-02 2012-10-23 Phillips Screw Company Fastener system with stable engagement and stick fit
CN109563865B (zh) 2016-07-11 2021-08-20 菲利普螺丝公司 具有稳定肋的紧固件系统
US10995788B2 (en) 2017-12-15 2021-05-04 Phillips Screw Company Stick fit fastener recess system
US11466720B2 (en) 2017-12-15 2022-10-11 Phillips Screw Company Stick fit fastener recess system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2216382A (en) * 1939-11-01 1940-10-01 W H Holmes Screw
US2445978A (en) * 1945-05-07 1948-07-27 Domnic V Stellin Socket head screw
US2592462A (en) * 1951-09-11 1952-04-08 Res Eng & Mfg Recessed head fastener
AT175424B (de) * 1942-12-30 1953-07-10 Guest Keen & Nettlefolds Ltd Schraube, deren Kopf für den Angriff eines Schraubenziehers eine Ausnehmung aufweist

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE15483E (en) * 1922-10-31 stirling
US101207A (en) * 1870-03-29 Improvement in screw and screw-driver
US1797390A (en) * 1929-02-04 1931-03-24 Frederick H Wood Screw driver designed to be keyed on a screw
US1956963A (en) * 1931-05-09 1934-05-01 Jr Fred Salmen One way screw
US2304704A (en) * 1939-12-04 1942-12-08 Winslow Foster Screw

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2216382A (en) * 1939-11-01 1940-10-01 W H Holmes Screw
AT175424B (de) * 1942-12-30 1953-07-10 Guest Keen & Nettlefolds Ltd Schraube, deren Kopf für den Angriff eines Schraubenziehers eine Ausnehmung aufweist
US2445978A (en) * 1945-05-07 1948-07-27 Domnic V Stellin Socket head screw
US2592462A (en) * 1951-09-11 1952-04-08 Res Eng & Mfg Recessed head fastener

Also Published As

Publication number Publication date
NL100665C (enrdf_load_stackoverflow)
FR1148891A (fr) 1957-12-17
NL205416A (enrdf_load_stackoverflow)
US2847894A (en) 1958-08-19
GB789272A (en) 1958-01-15
USRE24878E (en) 1960-09-27
BE546137A (enrdf_load_stackoverflow)

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