NL7510733A - Schroef en schroevendraaier daarvoor. - Google Patents

Schroef en schroevendraaier daarvoor.

Info

Publication number
NL7510733A
NL7510733A NL7510733A NL7510733A NL7510733A NL 7510733 A NL7510733 A NL 7510733A NL 7510733 A NL7510733 A NL 7510733A NL 7510733 A NL7510733 A NL 7510733A NL 7510733 A NL7510733 A NL 7510733A
Authority
NL
Netherlands
Prior art keywords
screwdriver
screw
Prior art date
Application number
NL7510733A
Other languages
English (en)
Other versions
NL184338C (nl
Original Assignee
Phillips 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 Phillips Screw Co filed Critical Phillips Screw Co
Publication of NL7510733A publication Critical patent/NL7510733A/nl
Application granted granted Critical
Publication of NL184338C publication Critical patent/NL184338C/nl

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/44—Making machine elements bolts, studs, or the like
    • B21K1/46—Making machine elements bolts, studs, or the like with heads
    • B21K1/463—Making machine elements bolts, studs, or the like with heads with recessed heads
    • 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
    • B25B15/002—Screwdrivers characterised by material or shape of the tool bit characterised by material used or surface finishing
    • 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
    • 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
    • F16B23/003—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 star-shaped or multi-lobular, e.g. Torx-type, twelve-point star
    • 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
NLAANVRAGE7510733,A 1974-09-12 1975-09-11 Schroef alsmede hierbij passende schroevedraaier. NL184338C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/505,324 US4084478A (en) 1974-09-12 1974-09-12 Screw heads

Publications (2)

Publication Number Publication Date
NL7510733A true NL7510733A (nl) 1976-03-16
NL184338C NL184338C (nl) 1989-06-16

Family

ID=24009871

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7510733,A NL184338C (nl) 1974-09-12 1975-09-11 Schroef alsmede hierbij passende schroevedraaier.

Country Status (12)

Country Link
US (1) US4084478A (nl)
JP (2) JPS5550566B2 (nl)
AU (1) AU492083B2 (nl)
CA (1) CA1031197A (nl)
DE (1) DE2538139C2 (nl)
ES (3) ES440925A1 (nl)
FR (2) FR2330905A1 (nl)
GB (1) GB1473969A (nl)
IT (1) IT1042493B (nl)
NL (1) NL184338C (nl)
NZ (1) NZ178612A (nl)
SE (2) SE434765B (nl)

Families Citing this family (112)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4084478A (en) * 1974-09-12 1978-04-18 Phillips Screw Company Screw heads
JPS579376Y2 (nl) * 1977-01-31 1982-02-23
US4202244A (en) * 1978-07-26 1980-05-13 Technofast, Inc. Recessed head screw
US4269246A (en) * 1979-05-10 1981-05-26 Textron Inc. Fastener and driver assembly
JPS5644208U (nl) * 1979-09-13 1981-04-21
FR2469250A1 (fr) * 1979-11-12 1981-05-22 Defougeres Pierre Embout cruciforme pour outil de vissage
US4355552A (en) * 1980-04-14 1982-10-26 Technofast, Inc. Recessed head screw
ATE19138T1 (de) * 1980-07-23 1986-04-15 Gkn Screws Fasteners Ltd Schrauben und schraubenzieher-kombination.
US4483037A (en) * 1982-11-22 1984-11-20 Jacobson Jeff A Blind cleaning device
US4497225A (en) * 1983-05-06 1985-02-05 John Vaughn High torque fastener and driving tool
US4590825A (en) * 1983-05-06 1986-05-27 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
US4481897A (en) * 1983-06-16 1984-11-13 The Singer Company Clutching arrangement for a sewing machine bobbin
GB2221004A (en) * 1988-07-21 1990-01-24 Europ Ind Services Limited Tamperproof fastener, punch and driving tool
US4998454A (en) * 1988-11-14 1991-03-12 Black & Decker Inc. Screwdriver bit for phillips-head fasteners
CA2062012C (en) * 1991-03-05 2003-04-29 Randall D. Ross Bioabsorbable interference bone fixation screw
US5120173A (en) * 1991-07-26 1992-06-09 Phillips Screw Company Screw head with slant rib
US5203742A (en) * 1991-07-26 1993-04-20 Phillips Screw Company Punch for making such screw heads with slant rib
US5156509A (en) * 1991-09-03 1992-10-20 Wu Szu Hsien Waterproof screw fastener
US5562547A (en) * 1994-08-12 1996-10-08 Borzone; Richard Self-attachment screw
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
US6698315B1 (en) 1998-04-13 2004-03-02 Wright Tool Company High torque wrenching system
JP3050542B1 (ja) * 1998-12-18 2000-06-12 有限会社新城製作所 穴付き頭部をもつねじ及びそのドライバビット
US6199455B1 (en) 1999-03-08 2001-03-13 Jjct Enterprises, Inc. Driver, fastener and forming tool
JP4493135B2 (ja) * 2000-01-06 2010-06-30 勝行 戸津 ねじとドライバービットの組合せ
DE20009358U1 (de) * 2000-05-24 2000-08-10 Wiha Werkzeuge Willi Hahn Gmbh Aufnahmekopf für ein Werkzeug mit einer Schlitz- oder Mehrkantbetätigungsspitze
US6655241B2 (en) * 2002-01-12 2003-12-02 Burton Kozak Anti-skip fastener tightening and/or extraction device
JPWO2004065067A1 (ja) * 2003-01-24 2006-05-18 勝行 戸津 ドライバービット及びねじとの組合せ
JP4205990B2 (ja) * 2003-05-30 2009-01-07 日東精工株式会社 駆動穴付きねじ及びドライバビット
US7293949B2 (en) * 2004-04-15 2007-11-13 Phillips Screw Company Spiral drive fastener with friction engageable surface
US8088130B2 (en) 2006-02-03 2012-01-03 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to a bone
US7749250B2 (en) 2006-02-03 2010-07-06 Biomet Sports Medicine, Llc Soft tissue repair assembly and associated method
US8298262B2 (en) 2006-02-03 2012-10-30 Biomet Sports Medicine, Llc Method for tissue fixation
US8303604B2 (en) 2004-11-05 2012-11-06 Biomet Sports Medicine, Llc Soft tissue repair device and method
US9801708B2 (en) 2004-11-05 2017-10-31 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to a bone
US8361113B2 (en) 2006-02-03 2013-01-29 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to a bone
US7909851B2 (en) 2006-02-03 2011-03-22 Biomet Sports Medicine, Llc Soft tissue repair device and associated methods
US8128658B2 (en) 2004-11-05 2012-03-06 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to bone
US8840645B2 (en) 2004-11-05 2014-09-23 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to a bone
US8118836B2 (en) 2004-11-05 2012-02-21 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to a bone
US7601165B2 (en) 2006-09-29 2009-10-13 Biomet Sports Medicine, Llc Method and apparatus for forming a self-locking adjustable suture loop
US20060189993A1 (en) 2004-11-09 2006-08-24 Arthrotek, Inc. Soft tissue conduit device
US7905904B2 (en) 2006-02-03 2011-03-15 Biomet Sports Medicine, Llc Soft tissue repair device and associated methods
US9017381B2 (en) 2007-04-10 2015-04-28 Biomet Sports Medicine, Llc Adjustable knotless loops
US8137382B2 (en) 2004-11-05 2012-03-20 Biomet Sports Medicine, Llc Method and apparatus for coupling anatomical features
US7914539B2 (en) * 2004-11-09 2011-03-29 Biomet Sports Medicine, Llc Tissue fixation device
US8998949B2 (en) 2004-11-09 2015-04-07 Biomet Sports Medicine, Llc Soft tissue conduit device
US7438513B2 (en) * 2005-08-04 2008-10-21 Phillips Screw Company Ribbed fastener
US11259792B2 (en) 2006-02-03 2022-03-01 Biomet Sports Medicine, Llc Method and apparatus for coupling anatomical features
US9078644B2 (en) 2006-09-29 2015-07-14 Biomet Sports Medicine, Llc Fracture fixation device
US11311287B2 (en) 2006-02-03 2022-04-26 Biomet Sports Medicine, Llc Method for tissue fixation
US10517587B2 (en) 2006-02-03 2019-12-31 Biomet Sports Medicine, Llc Method and apparatus for forming a self-locking adjustable loop
US9538998B2 (en) 2006-02-03 2017-01-10 Biomet Sports Medicine, Llc Method and apparatus for fracture fixation
US8597327B2 (en) 2006-02-03 2013-12-03 Biomet Manufacturing, Llc Method and apparatus for sternal closure
US8251998B2 (en) 2006-08-16 2012-08-28 Biomet Sports Medicine, Llc Chondral defect repair
US8562647B2 (en) 2006-09-29 2013-10-22 Biomet Sports Medicine, Llc Method and apparatus for securing soft tissue to bone
US8652172B2 (en) 2006-02-03 2014-02-18 Biomet Sports Medicine, Llc Flexible anchors for tissue fixation
US8574235B2 (en) 2006-02-03 2013-11-05 Biomet Sports Medicine, Llc Method for trochanteric reattachment
US8771352B2 (en) 2011-05-17 2014-07-08 Biomet Sports Medicine, Llc Method and apparatus for tibial fixation of an ACL graft
US8801783B2 (en) 2006-09-29 2014-08-12 Biomet Sports Medicine, Llc Prosthetic ligament system for knee joint
US8562645B2 (en) 2006-09-29 2013-10-22 Biomet Sports Medicine, Llc Method and apparatus for forming a self-locking adjustable loop
US8652171B2 (en) 2006-02-03 2014-02-18 Biomet Sports Medicine, Llc Method and apparatus for soft tissue fixation
US9271713B2 (en) 2006-02-03 2016-03-01 Biomet Sports Medicine, Llc Method and apparatus for tensioning a suture
US9149267B2 (en) 2006-02-03 2015-10-06 Biomet Sports Medicine, Llc Method and apparatus for coupling soft tissue to a bone
US8968364B2 (en) 2006-02-03 2015-03-03 Biomet Sports Medicine, Llc Method and apparatus for fixation of an ACL graft
US8506597B2 (en) 2011-10-25 2013-08-13 Biomet Sports Medicine, Llc Method and apparatus for interosseous membrane reconstruction
US9468433B2 (en) 2006-02-03 2016-10-18 Biomet Sports Medicine, Llc Method and apparatus for forming a self-locking adjustable loop
US20070207009A1 (en) * 2006-03-06 2007-09-06 Teng-Hung Lin Screw with a recess in the head of the screw
NO342212B1 (no) * 2006-04-24 2018-04-16 Ttap Drive As Skruehode og verktøy til bruk med samme
GB2437537A (en) * 2006-04-24 2007-10-31 Jone Edland Screw head with hexalobular recess and corresponding tool
US8739660B2 (en) * 2006-04-24 2014-06-03 Ttapdrive As Screw head and tool for use therewith
US11259794B2 (en) 2006-09-29 2022-03-01 Biomet Sports Medicine, Llc Method for implanting soft tissue
US9918826B2 (en) 2006-09-29 2018-03-20 Biomet Sports Medicine, Llc Scaffold for spring ligament repair
US8672969B2 (en) 2006-09-29 2014-03-18 Biomet Sports Medicine, Llc Fracture fixation device
US8500818B2 (en) 2006-09-29 2013-08-06 Biomet Manufacturing, Llc Knee prosthesis assembly with ligament link
SG147344A1 (en) * 2007-05-02 2008-11-28 Unisteel Technology Ltd Screw head recess drive and corresponding driver tool and recess punch
TWM341775U (en) * 2008-04-11 2008-10-01 Sheh Fung Screws Co Ltd Screw with composite driving opening
CA2729836A1 (en) * 2008-04-21 2009-10-29 Asia Fastening (Us), Inc. Drive system
JP5021599B2 (ja) * 2008-10-10 2012-09-12 クラウン精密工業株式会社 螺子におけるドライバービット嵌合用十字溝の構造
US8343227B2 (en) 2009-05-28 2013-01-01 Biomet Manufacturing Corp. Knee prosthesis assembly with ligament link
US8291795B2 (en) * 2010-03-02 2012-10-23 Phillips Screw Company Fastener system with stable engagement and stick fit
CN103221990B (zh) * 2010-11-17 2016-01-20 夏普株式会社 显示装置
GB2493528B (en) * 2011-08-09 2016-12-07 Rosamunde Jones Julia Tool heads
US9357991B2 (en) 2011-11-03 2016-06-07 Biomet Sports Medicine, Llc Method and apparatus for stitching tendons
US9370350B2 (en) 2011-11-10 2016-06-21 Biomet Sports Medicine, Llc Apparatus for coupling soft tissue to a bone
US9357992B2 (en) 2011-11-10 2016-06-07 Biomet Sports Medicine, Llc Method for coupling soft tissue to a bone
US9381013B2 (en) 2011-11-10 2016-07-05 Biomet Sports Medicine, Llc Method for coupling soft tissue to a bone
US8770070B2 (en) * 2012-04-23 2014-07-08 Tsai-Fa Liu Universal anti-torque screwdriver head structure
US8955418B2 (en) 2013-03-08 2015-02-17 Black & Decker Inc. Threaded fastener driving tool
US9757119B2 (en) 2013-03-08 2017-09-12 Biomet Sports Medicine, Llc Visual aid for identifying suture limbs arthroscopically
US9918827B2 (en) 2013-03-14 2018-03-20 Biomet Sports Medicine, Llc Scaffold for spring ligament repair
US9422965B2 (en) 2013-05-10 2016-08-23 Bryce Fastener, Inc. Methods and apparatus for asymmetrical fastening system
US20150266169A1 (en) 2013-05-10 2015-09-24 Bryce Fastener, Inc Methods and apparatus for asymmetrical fastening system
DE102013105810A1 (de) * 2013-06-05 2014-12-11 Ejot Gmbh & Co. Kg Schraube mit einem einen Antrieb aufweisenden Schraubenkopf
US10136886B2 (en) 2013-12-20 2018-11-27 Biomet Sports Medicine, Llc Knotless soft tissue devices and techniques
EP2932929B1 (en) * 2014-04-15 2017-02-08 Biedermann Technologies GmbH & Co. KG A screw element for use in spinal, orthopedic or trauma surgery and a system of such a screw element and a screw driver adapted thereto
US9615822B2 (en) 2014-05-30 2017-04-11 Biomet Sports Medicine, Llc Insertion tools and method for soft anchor
US9700291B2 (en) 2014-06-03 2017-07-11 Biomet Sports Medicine, Llc Capsule retractor
US10039543B2 (en) 2014-08-22 2018-08-07 Biomet Sports Medicine, Llc Non-sliding soft anchor
US9955980B2 (en) 2015-02-24 2018-05-01 Biomet Sports Medicine, Llc Anatomic soft tissue repair
US9974534B2 (en) 2015-03-31 2018-05-22 Biomet Sports Medicine, Llc Suture anchor with soft anchor of electrospun fibers
US9815324B2 (en) * 2015-06-12 2017-11-14 Hyundai Motor Company Antitheft nut
AU2016308839B2 (en) 2015-08-18 2021-07-01 Infastech Intellectual Properties Pte. Ltd. Tapered lobular driver and fastener
US11234899B2 (en) 2017-05-11 2022-02-01 Scalpal Llc Grasping facilitators and uses thereof and kits involving the same
CA3030388A1 (en) * 2016-07-11 2018-01-18 Phillips Screw Company Fastener system with stabilizer ribs
US11466720B2 (en) 2017-12-15 2022-10-11 Phillips Screw Company Stick fit fastener recess system
US10995788B2 (en) 2017-12-15 2021-05-04 Phillips Screw Company Stick fit fastener recess system
US11026736B2 (en) * 2018-02-19 2021-06-08 Warsaw Orthopedic, Inc. Surgical instrument and method
USD889951S1 (en) * 2018-11-19 2020-07-14 Katsuyuki Totsu Screw
CN110732626B (zh) * 2019-10-28 2021-04-09 福建省汽车工业集团云度新能源汽车股份有限公司 一种汽车非标螺钉卡槽的加工装置
USD980707S1 (en) * 2021-02-15 2023-03-14 Min Woo Lee Bolt

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676510A (en) * 1950-09-23 1954-04-27 Nat Screw & Mfg Company Screw driver slot with driver wedging means
US3108623A (en) * 1959-05-05 1963-10-29 Phillips Screw Co Tools for recessed head fasteners

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US101207A (en) * 1870-03-29 Improvement in screw and screw-driver
DE112475C (nl) *
NL69290C (nl) *
US1741349A (en) * 1928-12-19 1929-12-31 Bridgeport Hardware Mfg Corp Screw driver
US1997422A (en) * 1933-01-03 1935-04-09 Lorenzen Hans Screw and driver therefor
NL42923C (nl) * 1934-07-03
US2474994A (en) * 1942-12-30 1949-07-05 American Screw Co Screw socket
US2567466A (en) * 1946-04-22 1951-09-11 Robert L Bartlett Screw driver
US2566055A (en) * 1948-07-19 1951-08-28 Sr Michael Daderko Screw having a slotted head and a driving tool therefor
NL100665C (nl) * 1955-03-16
US3237506A (en) * 1963-10-22 1966-03-01 Phillips Screw Co Recessed head fasteners
US3282145A (en) * 1965-03-19 1966-11-01 Wilmar L Prescott Screw socket having tangential keyways
US3584667A (en) * 1966-09-19 1971-06-15 Textron Inc Coupling arrangement and tools for same
US3548667A (en) 1969-06-12 1970-12-22 Ford Motor Co Torque transfer gear case with a disengageable power takeoff
US3656396A (en) * 1970-08-05 1972-04-18 Textron Inc Protective fastener head
JPS5129191Y2 (nl) * 1971-09-17 1976-07-22
US3854372A (en) * 1972-10-20 1974-12-17 Elco Industries Inc Screw adapted for visible inspection of tightness
SE381923B (sv) 1973-02-27 1975-12-22 Bulten Kanthal Ab Flensskruv
US4084478A (en) * 1974-09-12 1978-04-18 Phillips Screw Company Screw heads

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676510A (en) * 1950-09-23 1954-04-27 Nat Screw & Mfg Company Screw driver slot with driver wedging means
US3108623A (en) * 1959-05-05 1963-10-29 Phillips Screw Co Tools for recessed head fasteners

Also Published As

Publication number Publication date
SE7810813L (sv) 1978-10-17
JPS5828075B2 (ja) 1983-06-13
DE2538139A1 (de) 1976-03-25
ES455983A1 (es) 1978-02-16
JPS5550566B2 (nl) 1980-12-18
AU8475675A (en) 1977-03-17
IT1042493B (it) 1980-01-30
GB1473969A (en) 1977-05-18
ES440925A1 (es) 1977-06-16
AU492083B2 (en) 1977-03-17
JPS5154152A (nl) 1976-05-13
DE2538139C2 (de) 1982-07-29
US4084478A (en) 1978-04-18
CA1031197A (en) 1978-05-16
JPS5471500A (en) 1979-06-08
SE446068B (sv) 1986-08-11
SE434765B (sv) 1984-08-13
NZ178612A (en) 1979-08-31
FR2330905A1 (fr) 1977-06-03
SE7510131L (sv) 1976-03-13
FR2302799A1 (fr) 1976-10-01
ES455982A1 (es) 1978-02-16
FR2302799B1 (nl) 1979-07-27
NL184338C (nl) 1989-06-16
FR2330905B1 (nl) 1979-08-03

Similar Documents

Publication Publication Date Title
NL7510733A (nl) Schroef en schroevendraaier daarvoor.
SE403171B (sv) Skruvkompressor
FR2286308A1 (fr) Vis auto-perceuse
ES222402Y (es) Tornillo.
FR2287612A1 (fr) Vis taraudeuse
SE403466B (sv) Skruvdomkraft for fordon
NL7416329A (nl) Ontmagnetiseerschakeling.
SE404952B (sv) Skruvrotorkompressor
NL7500986A (nl) Schroevendraaier.
SE7505508L (sv) Skruvmejsel.
SE392415B (sv) Mutter- eller skruvdragare
SE7405816L (sv) Skruvpress.
SE7505486L (sv) Skruvtving.
DK481575A (da) Forskruningselement
NO140313C (no) Gjengedannende skrue.
NL7513241A (nl) Houder met schroefsluiting.
BR7500969A (pt) Porcao turbo-espacadora
AT351234B (de) Einschnecken - strangpresse
IT1038159B (it) Avvitatrice portatile
SE7408229L (sv) Rotorer for skruvrotormaskin.
DK247776A (da) Selvskerende skrue
NL7503044A (nl) Beluchtingsschroef.
NL7510200A (nl) Schroefklem.
SE7408269L (sv) Skiftnyckel
NL7508185A (nl) Assemblageschroef.

Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
A85 Still pending on 85-01-01
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 950911