BE546137A - - Google Patents
Info
- Publication number
- BE546137A BE546137A BE546137DA BE546137A BE 546137 A BE546137 A BE 546137A BE 546137D A BE546137D A BE 546137DA BE 546137 A BE546137 A BE 546137A
- Authority
- BE
- Belgium
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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (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)
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 |
|---|---|
| BE546137A true BE546137A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=23965712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE546137D BE546137A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1955-03-16 |
Country Status (6)
Families Citing this family (23)
| 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 |
| WO1998024597A1 (de) * | 1996-12-05 | 1998-06-11 | Wera Werk Hermann Werner Gmbh & Co. | Schraubendreher oder schraubendrehereinsatz |
| 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 |
| EP0941809B1 (en) * | 1998-03-13 | 2002-09-11 | Max Co., Ltd. | Screwdriver tip and screw suitable therefor |
| 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 |
| TWI385312B (zh) * | 2008-04-21 | 2013-02-11 | Infastech Ip Pte Ltd | 驅動系統 |
| US8291795B2 (en) * | 2010-03-02 | 2012-10-23 | Phillips Screw Company | Fastener system with stable engagement and stick fit |
| CA3030388A1 (en) | 2016-07-11 | 2018-01-18 | Phillips Screw Company | Fastener system with stabilizer ribs |
| 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 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US101207A (en) * | 1870-03-29 | Improvement in screw and screw-driver | ||
| USRE15483E (en) * | 1922-10-31 | stirling | ||
| 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 |
| US2216382A (en) * | 1939-11-01 | 1940-10-01 | W H Holmes | Screw |
| US2304704A (en) * | 1939-12-04 | 1942-12-08 | Winslow Foster | 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 |
-
0
- NL NL205416D patent/NL205416A/xx unknown
- US US24878D patent/USRE24878E/en not_active Expired
- BE BE546137D patent/BE546137A/xx unknown
- NL NL100665D patent/NL100665C/xx active
-
1955
- 1955-03-16 US US494726A patent/US2847894A/en not_active Expired - Lifetime
-
1956
- 1956-03-05 DE DEA24425A patent/DE1055887B/de active Pending
- 1956-03-15 GB GB8204/56A patent/GB789272A/en not_active Expired
- 1956-03-16 FR FR1148891D patent/FR1148891A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1055887B (de) | 1959-04-23 |
| FR1148891A (fr) | 1957-12-17 |
| NL205416A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| NL100665C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| US2847894A (en) | 1958-08-19 |
| GB789272A (en) | 1958-01-15 |
| USRE24878E (en) | 1960-09-27 |